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Researchers started to notice the health impact of flavonoid-rich plants centuries ago, even if the actual molecules remained unnamed and unexplored. Folk healers turned to leaves and roots containing flavones for their therapeutic benefits, believing certain yellow pigments brought relief from fever and swelling. Chemists in the early 20th century got their hands dirty with plant extracts and crystallization, isolating a range of flavonoids, including simple structures like 4,7-dihydroxyflavone. Under crude laboratory conditions, they mapped out compound skeletons, learning that small changes—like where a hydroxyl group landed—could alter a molecule’s biological impact. From there, scientists slowly worked out that 4,7-dihydroxyflavone belonged to an important class of ingredients found inside everything from legumes to citrus peels. Pharmaceutical labs and food technologists kept tabs on these developments, seeing new leads for antioxidant research and new ways to enhance animal feed. These advances in isolation techniques gradually pushed 4,7-dihydroxyflavone from the dusty shelves of chemistry departments right into mainstream nutraceutical research and biotechnology.
4,7-Dihydroxyflavone is one of those compounds you might skim over in a dense phytochemistry textbook, but it turns up in the lab often enough. The molecule exists as a yellow crystalline powder, often derived from plant sources or created synthetically. Unlike complex plant extracts, this compound brings a known structure and reproducible purity, so researchers can trust their results batch after batch. You will come across this flavone in chemical catalogs, sporting a detailed label with purity benchmarks and molecular fingerprints. In a world where reproducibility matters, a standard like 4,7-dihydroxyflavone draws researchers for both its biological activities and modifiable skeleton.
Holding a small cap of 4,7-dihydroxyflavone, the yellow hue stands out. Its melting point averages around 257–259°C, letting analysts check quality quickly. The melting point, along with deep color and crystalline form, all speak to the compound’s reputation for stability under ambient conditions. Water doesn’t take up this molecule readily, so it prefers organic solvents for mixing and testing. Spectroscopic readings, such as NMR and IR, confirm two hydroxyl groups on the 4 and 7 positions, setting a foundation for targeted modifications. From a reactive standpoint, phenolic groups on this flavone allow for further derivatization—essential for anyone trying to create analogs or conjugates for advanced biological testing.
Chemical suppliers and researchers look for precision when they buy 4,7-dihydroxyflavone. Purity levels above 98% often grace the product certificate. Labs and regulatory agencies count on details such as batch number, production date, and spectral data—think HPLC and mass spectrometry profiles—to spot impurities or confirm identity. These technical pages also verify solubility in ethanol or DMSO, as well as listing possible trace metals and residual solvents. Every bottle shipped comes with safety instructions that speak plainly: gloves, goggles, fume hoods, and prompt reporting of spills. Having handled these labels and datasheets for years, it’s clear that information transparency helps minimize exposure risks and protects research integrity.
Few things capture a chemist’s imagination like transforming a wildly complex mixture into one neat product. Synthesis of 4,7-dihydroxyflavone draws on classic steps: chemists condense resorcinol derivatives with benzaldehyde through aldol-type reactions, usually followed by acid- or base-catalyzed cyclization. Yields vary, so practice with temperature and pH control makes a world of difference. Purification—think recrystallization from ethanol or column chromatography—separates the real product from a slew of lookalikes and by-products. This multi-step process means that, for consistent supply, larger-scale manufacturers need real expertise with organic separations and solvent management.
Once you have 4,7-dihydroxyflavone in hand, the doors swing open for chemical creativity. Both the 4 and 7 hydroxyl groups can bind to sugars, phosphates, or even PEG chains through etherification, esterification, or glycosylation. Medicinal chemists sometimes fit new moieties on these sites to tweak solubility or biological activity—aiming for better uptake in the gut or more potent antioxidant behavior in the lab. Oxidative reactions can modify the aromatic rings, potentially creating new bioactive flavors for the food industry or new leads for inflammation-fighting drugs. Every chemical reaction involving 4,7-dihydroxyflavone essentially combines old-school organic methods with modern analytical checks, making each step measurable and repeatable.
Some names stick, some fade. In catalogues and published literature, 4,7-dihydroxyflavone often appears under names like norwogonin, 4',5,7-trihydroxyflavone (a misnomer), or by its CAS number (27297-39-8). Commerical providers might label it as 4,7-DHF or simply quote the chemical formula, C15H10O4. Researchers moving between scientific papers, suppliers, or international patents look for these synonyms, ensuring there’s no mix-up when ordering or reporting experimental work. A consistent naming scheme also streamlines regulatory filing and safety communications, helping everyone from bench chemists to customs agents identify the right substance every time.
In any decent chemical storeroom, you find strict protocols for handling small molecules like 4,7-dihydroxyflavone. Its main risks come from dust inhalation or skin contact, making PPE—personal protective equipment—a non-negotiable. Some studies suggest mild irritation if the powder lands on skin or eyes, and, like most phenolic compounds, it shouldn’t be ingested or inhaled in quantity. Work with this compound stays under fume hoods, with gloves and eye protection standard issue. Chemical waste streams route into appropriate organic containers, never into the local sink. Regular audits and staff training keep accidents rare, showing that science and safety can march forward together without sacrificing results or staff well-being.
4,7-Dihydroxyflavone pops up everywhere in academic and industrial settings. Nutraceutical developers see it as a template for functional food additives, looking for immune-supporting properties or anti-inflammatory action. Clinical researchers track its antioxidant behavior in vitro, hoping to slow down cell aging or reduce oxidative stress markers. The agricultural industry explores flavones like this one for supporting animal health, improving feed stability, or strengthening crop resistance without harsh pesticides. In synthetic chemistry labs, 4,7-dihydroxyflavone serves as a versatile building block, giving rise to novel derivatives with potential action against a range of pathogens and metabolic diseases. Academic journals document uses in anti-tumor research and as a probe for cell-signaling pathways, cementing this compound’s importance across the sciences.
Decades of research have churned out a steady stream of studies centered on flavones, and 4,7-dihydroxyflavone keeps earning new citations. Pharmaceutical teams scan this molecule for activity against enzyme targets, especially those linked to inflammation, neurodegeneration, and cardiovascular disease. Animal studies sometimes focus on bioavailability and metabolism, figuring out how to stretch the molecule’s benefits well beyond a petri dish. Investigators in the supplement field look for ways to boost stability or improve flavor, making flavone-rich preparations more palatable and effective. Collaborations between academia and industry push the limits, creating modified 4,7-dihydroxyflavone molecules with tailored activity profiles. Competitive grants and patent races often kickstart these projects, bringing innovative applications to light and setting new benchmarks for purity, safety, and benefit.
Any molecule destined for food or health applications faces tough toxicity screens. Most studies put 4,7-dihydroxyflavone in the low-toxicity camp, at least under controlled lab and animal testing conditions. Acute dosing in rats and mice shows minimal organ impact, although higher concentrations raise red flags for GI irritation or mild changes in liver enzyme counts. Cell assays sometimes report mild cytotoxicity, depending on concentration and exposure time, hinting at the classic toxicology lesson: dose and context matter most. Regulatory agencies continue to demand thorough reporting of all incident data, so that cumulative exposure or long-term dosing doesn’t catch anyone off guard. Researchers and quality control experts rely on this ongoing safety dossier to gauge risks before expanding 4,7-dihydroxyflavone applications into mainstream circulation.
Looking ahead, 4,7-dihydroxyflavone stands to feature in the next wave of targeted nutraceuticals, functional foods, and even therapeutic agents. The compound’s backbone offers endless modification opportunities for medicinal chemists chasing new anti-inflammatory, neuroprotective, or antioxidant functions. With consumer focus sharpening around natural product ingredients, demand pushes suppliers to raise purity standards and lower environmental impact during synthesis. Automation and green chemistry approaches seek to shrink solvent loads, cut waste, and create more sustainable pipelines from lab to market. Cross-industry partnerships will likely drive the next breakthroughs, bridging traditional herbal wisdom with global regulatory frameworks and modern analytical firepower. Keeping research open, transparent, and committed to safety will help shape the legacy for 4,7-dihydroxyflavone as more than just a chemical curiosity—it could well become a mainstay in tomorrow’s healthiest innovations.
Flavonoids keep showing up in research for their role in keeping our cells safe from stress and supporting immune function. 4,7-Dihydroxyflavone, a compound from the big family of flavonoids, often gets less attention than quercetin or apigenin. This small molecule lines up with the kind of nutrients you’ll find in vegetables, fruits, and medicinal plants — things grandparents have said are good for you long before science stepped in.
More research teams have started to look at 4,7-Dihydroxyflavone for a reason. Early lab results show this compound can help fight the kind of cell damage that leads to aging and illness, mainly because it acts as an antioxidant. That means it picks off harmful free radicals before they mess with healthy cells. Some studies point to it lowering inflammation, a root issue in plenty of illnesses — think heart problems, allergies, or aches that just refuse to leave.
The real signal, though, comes from its impact on enzymes linked to cancer risks. A few published papers show that 4,7-Dihydroxyflavone may slow tumor growth in certain cell models by blocking some nasty enzymes and interrupting the signals tumors use to grow. It’s too early to call it a cancer cure, but every step in finding out how our food shapes these tiny battles inside us matters.
Personal experience shows up in the doctor’s office. Over the years, chatting with dietitians and working with natural health researchers, I’ve seen a push to mix antioxidant-rich foods into people’s diets to support immune strength. The immune connection matters most for people with chronic stress, allergies, or who pick up infections more easily. While eating a handful of blueberries or drinking green tea won’t solve every problem, nutrients like 4,7-Dihydroxyflavone blend into a much bigger set of tools that help manage everyday ups and downs.
Inflammatory pain stands out as a daily problem for many adults. It keeps people from exercising, makes sleep harder, even dampens mood. Some early animal studies suggest compounds like 4,7-Dihydroxyflavone can cut back on inflammation signals and help muscles bounce back faster. Small gains like that matter — an extra walk around the block, fewer days lost to stubborn aches, or just a bit more energy every day.
The supplement shelves fill up fast with promises, yet safety always comes first. 4,7-Dihydroxyflavone isn’t a household name, and researchers keep testing it for safe dosages and long-term effects. Big health shifts usually start with simple habits — more fruits and veggies, regular movement, enough rest. For those looking to support their health at the molecular level, eating a range of plant foods sets the foundation. Current knowledge encourages anyone interested in flavonoids to lean on variety and avoid chasing single silver-bullet solutions.
4,7-Dihydroxyflavone offers early hope as a helper in fighting inflammation and cell damage. Each new study brings us closer to understanding how these compounds fit into a healthy routine. Anyone considering a supplement should consult a healthcare provider and rely on published, peer-reviewed findings. Taking care of your health almost always starts with solid, everyday choices — and science keeps showing us why that’s true.
Science always likes to dig into plant compounds, searching for the next best thing in health and wellness. One such contender, 4,7-Dihydroxyflavone, pops up in conversations around natural supplements and antioxidants. This flavonoid comes from plants, and researchers have poked around its effects on cells, especially for its potential antioxidant properties. That catches attention—after all, many people hunt for ways to reduce cell damage or inflammation in the body.
Some may think a plant source gives a free pass on concerns, but nature alone doesn’t guarantee something is good for every body. Research on 4,7-Dihydroxyflavone mostly lives in test tubes or animal studies. For example, a few studies on rats suggest possible roles in lowering oxidative stress and calming inflammation. But the dosage in these lab trials sits far from what you’d find in a supplement bought online or at a health food shop. In the real world, humans don’t process chemicals in the exact way rats do.
Even well-known plant-based compounds can throw up surprises once people try them for months or years. Flavonoids such as quercetin and apigenin hit similar popularity streaks, only to show up in reports of potential interactions with medications, or cautions for people with certain health conditions. With 4,7-Dihydroxyflavone, the absence of large-scale clinical trials on people leaves big gaps in our understanding. No one wants to see a repeat of early supplement crazes that later turned sour because science rushed ahead of safety checks.
No matter how promising a molecule looks, the lack of real-world human data usually means relying on theory. Without clear information, it’s hard to know details about how the liver breaks down 4,7-Dihydroxyflavone or if it clashes with medications for blood pressure, diabetes, or mental health conditions. In my experience as someone who enjoys the supplement world but also pays attention to the latest medical research, I’ve seen trends cycle fast, with early excitement turning to caution letters from doctors.
Reports in the medical literature don’t highlight dangerous side effects for 4,7-Dihydroxyflavone at low doses. That sounds reassuring. But that doesn’t answer bigger questions about safety over time, or whether it’s smart for pregnant people, kids, or folks with chronic diseases to use it without supervision. The supplement market also often skips thorough testing for purity, opening the door to contamination or mislabeling. These realities matter just as much as claims about antioxidant benefits.
Curiosity about new plant compounds won’t go away—people will always want to try things that could help them feel better or support long-term health. But making choices based on full information stands as the safest approach. Talking with a healthcare professional before using 4,7-Dihydroxyflavone or any new supplement gives a real layer of protection, especially for people taking medication or managing ongoing health issues. Reading up on real clinical studies, beyond sales pitches, supports safer decisions too.
Transparency and solid science should always win out over trends. Until more human research lands, 4,7-Dihydroxyflavone remains an interesting possibility, but not a sure thing for health or safety.
4,7-Dihydroxyflavone may not sound familiar to most people scanning the shelves or reading nutrition blogs. This flavonoid pops up in research focused on cell health, brain function, and even anti-inflammatory benefits. You won’t find it at every corner store or health food shop; it’s usually a topic buzzing among researchers, supplement enthusiasts, or people searching for the newest ways to upgrade their health stack.
Finding a straight answer is tough. Clinical guidelines haven’t hit the mainstream. That’s the reality. Most data floating around relates to animal studies, lab conditions, and some exploratory work involving human cells. If you look for hard-and-fast medical dosing rules, you’ll run into a wall. Without established daily values or widely recognized recommendations, most people reach for anecdotal sources or compare dosages from similar flavonoids like apigenin or luteolin.
Studies on similar compounds often land around 10 to 50 milligrams a day in research with human volunteers—a far cry from the high doses used in mice, which don’t always scale neatly for people. Still, since 4,7-Dihydroxyflavone isn’t a regular fixture in supplements, very little real-world data exists around routine use. No major health authority has set an official safe upper limit.
Lab research into 4,7-Dihydroxyflavone points toward possible antioxidant and neuroprotective effects, which sounds promising. Yet, test tubes and lab rats don’t match the complexity of the human body. What works in those situations sometimes never translates to real-life results. I’ve seen dozens of “miracle” compounds rise and fall in popularity based on promising early-stage data—only for the hype to fall apart after real-world testing.
Without robust, peer-reviewed human studies showing benefits and risks at specific doses, guessing triggers more questions than answers. Individual tolerance, other medications, lifestyle, and overall health tilt the equation in different directions every time. Lack of data doesn’t mean “no risk.” It just means we’re flying blind. Some flavonoids can cause stomach upset, changes in liver enzymes, or even clash with prescriptions.
Everyone deserves clear information about what goes into their body. The supplement industry sometimes pushes the edge with new compounds before the research backs it up. What I want to see: larger, independent studies that look at long-term safety and track real people—not just cell lines or mice. Doctors and dietitians need a space at the table, too, so the public isn’t left guessing.
Without solid evidence, no one should slap “recommended dosage” on a new compound. If someone thinks about trying 4,7-Dihydroxyflavone, talking with a healthcare professional who knows their medical history and the supplement landscape goes a long way. This is essential for anyone on medication or dealing with health conditions.
Pacing matters in the world of new compounds. I’ve learned that starting with the smallest possible amount, tracking how I feel, and reading up on possible side effects saves trouble in the long run. Certified labs and transparent brands should provide certificates of analysis—showing that what’s on the label matches what’s in the bottle. Quality matters far more than quantity here. If better research emerges, everyone benefits from clear, consistent guidance.
4,7-Dihydroxyflavone belongs to the flavonoid family. These are compounds you usually find in various fruits, vegetables, and teas. As research into natural health ramps up, many folks have become curious about compounds like this one. Scientists have studied a range of flavonoids for their potential benefits—from antioxidant action to possible influence on inflammation.
4,7-Dihydroxyflavone still sits on the fringe of mainstream supplements. Most of the available research comes from laboratory and animal testing. There are a few reasons for this. Scientists need to check if these plant-based compounds get absorbed well and whether they mess with any regular body processes. So far, 4,7-Dihydroxyflavone hasn’t popped up much in reports of toxic reactions or major side effects at common experimental doses, at least in animal models. No large-scale human trials have tackled this compound, so much of what we know sticks to dry science.
That said, the plant family behind these molecules does not always mean zero risk. People with a history of allergies to plant extracts can react badly to a new supplement. I’ve known folks who try a new compound after reading a promising article, only to wind up with unexpected skin rashes or stomach cramps. Unregulated supplements mix all kinds of extracts and fillers, which multiplies the odds of getting something your system won’t agree with.
Digestive unrest crops up now and again with natural flavones, especially when you take more than your body can handle. Nausea, diarrhea, and headaches shouldn’t come as a shock if someone takes an unfamiliar flavonoid without a break-in period. Liver stress is a less obvious risk. The liver breaks down most foreign compounds, including flavonoids. If a person swallows hefty doses while also taking prescription medications processed by the liver, there’s a chance for interaction. For example, grapefruit and some citrus compounds can interfere with common statins. While there’s no clear evidence 4,7-Dihydroxyflavone has the same risk, the possible shared pathways can’t be ignored.
Pregnant or breastfeeding women do best to skip experimental plant supplements. Kids fall into this category too. No parent wants to gamble on an under-researched compound. Anyone on prescription meds, especially for blood pressure, cholesterol, or mental health, ought to check with a doctor before mixing something like this into their routine. People with pre-existing digestive issues can find high flavonoid dosages tough on their guts, even if companies market these extracts as gentle or natural.
Despite the buzz around potential benefits, curiosity shouldn’t outrun careful thinking. Until well-run human trials answer how 4,7-Dihydroxyflavone affects the body long-term, skepticism pays off. Labels rarely tell the full story, and companies selling extracts online often skip important information. Look for studies that show real-world data, and choose brands that ask for third-party testing. If you feel tempted to try new supplements, talk to a health professional and keep a close watch for any changes—or problems—after starting.
4,7-Dihydroxyflavone belongs to a family of natural compounds called flavones, most often found in plants. Over recent years, this compound caught the attention of researchers and health-focused consumers. The draw comes from studies pointing to its antioxidant and anti-inflammatory effects. These qualities attract supplement formulators and biologists alike—each looking for new ways to support health or propel new discoveries.
People usually ask about sourcing something like 4,7-Dihydroxyflavone because it’s not stocked on regular store shelves. This isn’t a pill you grab at a drugstore. If you search online, vendors in the specialty chemicals or research supply space show up. Many of these vendors require an account or proof you’re tied to a business, research institution, or university. An email address from a scientific lab makes the buying process smoother, since many companies stick to selling to professionals instead of the general public.
On science supply websites, I’ve noticed some companies carry small amounts—sometimes just a gram or two. Prices climb fast, owing to the synthesis process and purity testing needed before it ships. Trying to cut corners and order from dubious sources raises real risks: quality controls slip, or the product doesn’t match what’s promised. People who try to save money by ordering through gray-market online platforms may get shortchanged, at best. At worst, contaminants or mislabeling create hazards.
Trust matters a lot once you step into the world of research-grade chemicals. Any shortcut endangers the data from tests or, more seriously, someone’s health. The FDA has flagged violations in the past among sites selling untested bulk powders direct to consumers. The legitimate vendors publish certificates of analysis for each batch, showing purity, identity, and contamination screening. If these certificates aren’t available (or the company dodges questions), walk away.
You can also check whether a vendor has been publicly listed as a trusted supplier by independent research communities and consumer advocacy groups. Peer experience helps sort out which suppliers honor their word. It resembles finding a reliable mechanic—reputation and transparency go far in creating trust.
This is not an everyday dietary supplement. People often forget that regulatory oversight in the United States and Europe draws a firm line between research chemicals and ingredients intended for human use. Many sellers label the product for "laboratory use only." This doesn’t just shield them legally, but it also points to the absence of rigorous human safety data. Transparency about intended use guards against misuse. If you’re seeking 4,7-Dihydroxyflavone for a personal project, be wary. Self-experimentation without guidance can spiral, especially with compounds lacking long-term safety studies.
For researchers, going through established procurement channels at accredited institutions works best. Every chemical delivered through these routes comes with documentation and predictable quality. Hobbyists or non-experts interested in health improvement can look toward more studied flavonoids in widely available supplements, where both oversight and safety standards run higher. If curiosity drives interest in 4,7-Dihydroxyflavone specifically, reaching out to a research collaborator or connecting with professional networks opens doors that random online shopping will not.
| Names | |
| Preferred IUPAC name | 4,7-dihydroxy-2-phenyl-4H-1-benzopyran-4-one |
| Other names |
Norwogonin |
| Pronunciation | /ˌfɔːr ˌsɛvən daɪˈhaɪdrɒksi ˈfleɪvoʊn/ |
| Preferred IUPAC name | 4,7-dihydroxy-2-phenyl-4H-1-benzopyran-4-one |
| Other names |
Naringenin |
| Pronunciation | /ˌfɔːrˌsɛvən.daɪˌhaɪˈdrɒk.siˈfleɪ.voʊn/ |
| Identifiers | |
| CAS Number | 57396-79-7 |
| Beilstein Reference | 191823 |
| ChEBI | CHEBI:144440 |
| ChEMBL | CHEMBL1698 |
| ChemSpider | 77947 |
| DrugBank | DB08234 |
| ECHA InfoCard | 100943-587 |
| EC Number | 4.2.1.105 |
| Gmelin Reference | 14845 |
| KEGG | C09822 |
| MeSH | D008711 |
| PubChem CID | 5280641 |
| RTECS number | KM3038000 |
| UNII | CZ4F89UX82 |
| UN number | UN2811 |
| CompTox Dashboard (EPA) | DTXSID4041201 |
| CAS Number | '57396-79-7' |
| 3D model (JSmol) | ``` 3D_structure;JSmol;C1=CC(=C(C=C1C2=COC3=C(C2=O)C=CC(=C3)O)O) ``` |
| Beilstein Reference | Beilstein 2220661 |
| ChEBI | CHEBI:15986 |
| ChEMBL | CHEMBL1633 |
| ChemSpider | 140501 |
| DrugBank | DB12546 |
| ECHA InfoCard | DTXSID5020675 |
| EC Number | 207-601-6 |
| Gmelin Reference | 68052 |
| KEGG | C10204 |
| MeSH | D003969 |
| PubChem CID | 68077 |
| RTECS number | LZ3679500 |
| UNII | K4M729N3MM |
| Properties | |
| Chemical formula | C15H10O4 |
| Molar mass | 254.24 g/mol |
| Appearance | Yellow powder |
| Odor | Odorless |
| Density | 1.419 g/cm³ |
| Solubility in water | Slightly soluble in water |
| log P | 2.3 |
| Vapor pressure | 3.37E-10 mmHg at 25°C |
| Acidity (pKa) | 7.92 |
| Basicity (pKb) | 7.09 |
| Magnetic susceptibility (χ) | -74.0e-6 cm³/mol |
| Refractive index (nD) | 1.703 |
| Dipole moment | 3.1024 D |
| Chemical formula | C15H10O4 |
| Molar mass | 254.24 g/mol |
| Appearance | yellow powder |
| Odor | Odorless |
| Density | 1.422 g/cm3 |
| Solubility in water | Insoluble in water |
| log P | 2.6 |
| Vapor pressure | 6.01E-10 mmHg at 25°C |
| Acidity (pKa) | 7.40 |
| Basicity (pKb) | 9.6 |
| Magnetic susceptibility (χ) | -64.0·10^-6 cm³/mol |
| Refractive index (nD) | 1.726 |
| Dipole moment | 3.1027 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 225.6 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -604.2 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | –3181 kJ/mol |
| Std molar entropy (S⦵298) | 272.8 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -696.7 kJ/mol |
| Std enthalpy of combustion (ΔcH⦵298) | -329.4 kJ/mol |
| Hazards | |
| Main hazards | Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. |
| GHS labelling | GHS07, GHS09 |
| Pictograms | GHS07 |
| Signal word | Warning |
| Hazard statements | H315, H319, H335 |
| Precautionary statements | P261, P280, P305+P351+P338, P337+P313 |
| Flash point | 113.2 °C |
| LD50 (median dose) | LD50: >2000 mg/kg (oral, rat) |
| NIOSH | HM0475000 |
| PEL (Permissible) | Not established |
| REL (Recommended) | 10 mg |
| Main hazards | No significant hazards. |
| GHS labelling | GHS labelling for 4,7-Dihydroxyflavone: "Not a hazardous substance or mixture according to the Globally Harmonized System (GHS). |
| Pictograms | GHS07 |
| Signal word | Warning |
| Hazard statements | H315, H319, H335 |
| Precautionary statements | P264, P270, P280, P301+P312, P330, P501 |
| NFPA 704 (fire diamond) | Health: 1, Flammability: 1, Instability: 0, Special: - |
| Flash point | 113.7°C |
| LD50 (median dose) | LD50 (median dose): > 2000 mg/kg (rat, oral) |
| NIOSH | PY1102500 |
| PEL (Permissible) | Not established |
| REL (Recommended) | 2 mg |
| Related compounds | |
| Related compounds |
Apigenin Luteolin Chrysin Diosmetin Baicalein |
| Related compounds |
Luteolin Apigenin Chrysin Diosmetin Baicalein |
