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vitamin a
vitamin a
vitamin a
vitamin a
vitamin a
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Basic
Common Name Vitamin A
CAS Number 68-26-8
Molecular Weight 286.452
Density 1.0±0.1 g/cm3
Boiling Point 421.2±14.0 °C at 760 mmHg
Molecular Formula C20H30O
Melting Point 61-63 °C(lit.)
MSDS Chinese USA
Flash Point 147.3±16.4 °C
Symbol GHS07, GHS08
Signal Word Danger
Physical Chemistry
Density 1.0±0.1 g/cm3
Boiling Point 421.2±14.0 °C at 760 mmHg
Melting Point 61-63 °C(lit.)
Molecular Formula C20H30O
Molecular Weight 286.452
Flash Point 147.3±16.4 °C
Exact Mass 286.229675
PSA 20.23000
LogP 6.84
Vapour Pressure 0.0±2.3 mmHg at 25°C
Index of Refraction 1.549
Storage condition 2-8°C
Stability Stable, but light and air sensitive. Incompatible with strong acids, strong oxidizing agents.
Toxicity
CHEMICAL IDENTIFICATION
RTECS NUMBER :
VH6750000
CHEMICAL NAME :
Retinol, all trans-
CAS REGISTRY NUMBER :
68-26-8
BEILSTEIN REFERENCE NO. :
0403040
LAST UPDATED :
199706
DATA ITEMS CITED :
60
MOLECULAR FORMULA :
C20-H30-O
MOLECULAR WEIGHT :
286.50
WISWESSER LINE NOTATION :
L6UTJ A1 B1U1Y1&U2U1Y1&U2Q C1 C1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - child
DOSE/DURATION :
5475 ku/kg/1Y-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - pleural effusion Gastrointestinal - other changes Musculoskeletal - other changes
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1510 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1510 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
73 mL/kg/16D-I
TOXIC EFFECTS :
Musculoskeletal - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases Related to Chronic Data - death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
73 mL/kg/16D-I
TOXIC EFFECTS :
Musculoskeletal - other changes Nutritional and Gross Metabolic - changes in calcium Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
68 mg/kg
SEX/DURATION :
female 1-39 week(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - urogenital system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
200 mg/kg
SEX/DURATION :
female 8 week(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - eye/ear
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
76560 ug/kg
SEX/DURATION :
female 8-10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain) Reproductive - Effects on Newborn - behavioral
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
113 mg/kg
SEX/DURATION :
female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
150 mg/kg
SEX/DURATION :
female 7-10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
683 mg/kg
SEX/DURATION :
female 4-16 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Fertility - other measures of fertility Reproductive - Effects on Embryo or Fetus - fetal death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
22 mg/kg
SEX/DURATION :
female 1-22 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4) Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
240 mg/kg
SEX/DURATION :
female 9 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
1200 ku/kg
SEX/DURATION :
female 6-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) Reproductive - Effects on Newborn - behavioral
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
60060 ug/kg
SEX/DURATION :
female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
60 mg/kg
SEX/DURATION :
female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - eye/ear
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
60 mg/kg
SEX/DURATION :
female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
30 mg/kg
SEX/DURATION :
female 11 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Parenteral
DOSE :
150 mg/kg
SEX/DURATION :
female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Unreported
DOSE :
72 mg/kg
SEX/DURATION :
female 11-13 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Unreported
DOSE :
150 mg/kg
SEX/DURATION :
female 9 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
30 mg/kg
SEX/DURATION :
female 3 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - skin and skin appendages
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
120 mg/kg
SEX/DURATION :
female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
9610 mg/kg
SEX/DURATION :
female 8-12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - live birth index (measured after birth) Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive) Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
30 mg/kg
SEX/DURATION :
lactating female 1 day(s) post-birth
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - skin and skin appendages
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
375 mg/kg
SEX/DURATION :
female 7-11 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
45045 ug/kg
SEX/DURATION :
female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - eye/ear
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
145 mg/kg
SEX/DURATION :
female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
145 mg/kg
SEX/DURATION :
female 9 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - eye/ear Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
145 mg/kg
SEX/DURATION :
female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
180 mg/kg
SEX/DURATION :
female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - body wall Reproductive - Specific Developmental Abnormalities - gastrointestinal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
96 mg/kg
SEX/DURATION :
female 11-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
480 mg/kg
SEX/DURATION :
female 11-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetal death
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intravenous
DOSE :
12 mg/kg
SEX/DURATION :
female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intramuscular
DOSE :
480 mg/kg
SEX/DURATION :
female 10-13 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intramuscular
DOSE :
120 mg/kg
SEX/DURATION :
female 8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intramuscular
DOSE :
240 mg/kg
SEX/DURATION :
female 14-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - hepatobiliary system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
45 mg/kg
SEX/DURATION :
female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
77 mg/kg
SEX/DURATION :
female 8-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetal death Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
DOSE :
52550 ug/kg
SEX/DURATION :
female 9-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
TYPE OF TEST :
DNA inhibition
TYPE OF TEST :
DNA inhibition
MUTATION DATA
TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Cells - not otherwise specified
DOSE/DURATION :
24 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 246,67,1991 *** REVIEWS *** TOXICOLOGY REVIEW CLPTAT Clinical Pharmacology and Therapeutics (St. Louis). (C.V. Mosby Co., 11830 Westline Industrial Dr., St. Louis, MO 63146) V.1- 1960- Volume(issue)/page/year: 5,480,1964 TOXICOLOGY REVIEW ARVPAX Annual Review of Pharmacology. (Palo Alto, CA) V.1-15, 1961-75. For publisher information, see ARPTDI. Volume(issue)/page/year: 5,447,1965 TOXICOLOGY REVIEW EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972- Volume(issue)/page/year: 15,121,1976 TOXICOLOGY REVIEW CRTXB2 CRC Critical Reviews in Toxicology. (CRC Press, Inc., 2000 Corporate Blvd., NW, Boca Raton, FL 33431) V.1- 1971- Volume(issue)/page/year: 6,351,1979 TOXICOLOGY REIVEW NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB-275-754 TOXICOLOGY REVIEW JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 6(3),279,1987 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1676 No. of Facilities: 546 (estimated) No. of Industries: 3 No. of Occupations: 7 No. of Employees: 12809 (estimated) No. of Female Employees: 9075 (estimated)
Safety
Symbol GHS07, GHS08
Signal Word Danger
Hazard Statements H317-H319-H360-H413
Precautionary Statements P201-P280-P305 + P351 + P338-P308 + P313
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;F: Flammable;N: Dangerous for the environment;
Risk Phrases R22;R38
Safety Phrases S36/37-S61-S62
RIDADR UN 1208 3/PG 2
WGK Germany 3
RTECS VH6750000
Hazard Class 3.0
HS Code 3004500000
Preparation

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