Aflatoxin B2

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Names

[ CAS No. ]:
7220-81-7

[ Name ]:
Aflatoxin B2

[Synonym ]:
(6aR,9aS)-4-Methoxy-2,3,6a,8,9,9a-hexahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene-1,11-dione
EINECS 230-618-8
Aflatoxin B2
(6aR-cis)-2,3,6a,8,9,9a-hexahydro-4-methoxy-cyclopenta[c]furo[3',2',4,5]furo[2,3-h][1]benzopyran-1,11-dione
Aflatoxin-B(2)
Dihydroaflatoxine B1
Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione, 2,3,6a,8,9,9a-hexahydro-4-methoxy-, (6aR,9aS)-
Dihydroaflatoxin B1
Aflatoxin B2 solution
MFCD00078140

Chemical & Physical Properties

[ Density]:
1.52±0.1 g/cm3

[ Boiling Point ]:
521.0±50.0 °C at 760 mmHg

[ Melting Point ]:
305 ºC (分解) (chloroform )

[ Molecular Formula ]:
C17H14O6

[ Molecular Weight ]:
314.289

[ Flash Point ]:
234.0±30.2 °C

[ Exact Mass ]:
314.079041

[ PSA ]:
74.97000

[ LogP ]:
0.37

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.660

[ Water Solubility ]:
Practically insoluble (0.012 g/L) (25 ºC)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GY1722000
CAS REGISTRY NUMBER :
7220-81-7
BEILSTEIN REFERENCE NO. :
1355115
LAST UPDATED :
199612
DATA ITEMS CITED :
28
MOLECULAR FORMULA :
C17-H14-O6
MOLECULAR WEIGHT :
314.31
WISWESSER LINE NOTATION :
T F5 C6 B655 DOV GV OO QOT&&TTJ LO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - duck
DOSE/DURATION :
1700 ug/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 :
Unreported
SPECIES OBSERVED :
Bird - duck
DOSE/DURATION :
1680 ug/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 :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
600 mg/kg/8W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
TYPE OF TEST :
DNA adduct
TYPE OF TEST :
DNA adduct

MUTATION DATA

TYPE OF TEST :
DNA adduct
TEST SYSTEM :
Mammal - species unspecified Lymphocyte
DOSE/DURATION :
50 umol/L
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 3,423,1982 *** REVIEWS *** IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 1,145,1972 IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 10,51,1976 IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 56,245,1993 TOXICOLOGY REVIEW LLOYA2 Lloydia. (Cincinnati, OH) V.1-41, 1938-78. For publisher information, see JNPRDF. Volume(issue)/page/year: 38,21,1975 TOXICOLOGY REVIEW BAREA8 Bacteriological Reviews. (Washington, DC) V.1-41, 1937-77. Volume(issue)/page/year: 30,460,1966 TOXICOLOGY REVIEW PMDCAY Progress in Medical Chemistry. (Elsevier Science Pub. Co., Inc., 52 Vanderbilt Ave., New York, NY 10017) V.1- 1961- Volume(issue)/page/year: 10,85,1974 TOXICOLOGY REVIEW IJNDAN Indian Journal of Nutrition and Dietetics. (Sri Avinashilingam Home Science College for Women, Coimbatore 641 043, India) V.7- 1970- Volume(issue)/page/year: 8,85,1971

Safety Information

[ Symbol ]:

GHS06, GHS08

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H300 + H310 + H330-H350

[ Precautionary Statements ]:
P201-P260-P264-P280-P284-P301 + P310

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type P2 (EN 143) respirator cartridges

[ Hazard Codes ]:
T+: Very toxic;

[ Risk Phrases ]:
R45

[ Safety Phrases ]:
S36;S45;S53

[ RIDADR ]:
UN 3462 6

[ WGK Germany ]:
3

[ RTECS ]:
GY1722000

[ Packaging Group ]:
I

[ Hazard Class ]:
6.1(a)

[ HS Code ]:
29322090

Synthetic Route

Precursor & DownStream

Precursor

  • (-)-2,3,3aS,8aR-tetrahydro-4-hydroxy-6-methoxy[2,3-d]-benzo[b]furan
  • ethyl 2-bromo-5-oxocyclopent-1-enecarboxylate
  • methoxybenzoquinone
  • (-)-cis-5-trifluoromethanesulfonyloxy-2,3,3aS,8aR-tetrahydro-6-methoxy[2,3-d]-benzo[b]furan-4-carboxaldehyde
  • (3aS,8aR)-6-methoxy-5-(((trifluoromethyl)sulfonyl)oxy)-2,3,3a,8a-tetrahydrofuro[2,3-b]benzofuran-4-yl acetate
  • (-)-cis-5-trifluoromethanesulfonyloxy-2,3,3aS,8aR-tetrahydro-4-acetyl-6-methoxy[2,3-d]-benzo[b]furan
  • (-)-2,3,3aS,8aR-tetrahydro-5-hydroxy-6-methoxy[2,3-d]-benzo[b]furan
  • (-)-2,3,3aS,8aR-tetrahydro-5-hydroxy-6-methoxy[2,3-d]-benzo[b]furan-4-carboxaldehyde
  • AFLATOXIN B1

DownStream

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Related Compounds

  • Aflatoxin B2A
  • Aflatoxin B2-d3
  • Aflatoxin B2-13C17
  • 3-Deoxy-aflatoxin B2
  • Aflatoxin B2A,reduced
  • 4-Hydroxyaflatoxin B2
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  • 6-Quinoxalinamine, N-(3,5-dimethoxyphenyl)-3-(1-methyl-1H-pyrazol-4-yl)-N-[2-(1H-pyrrol-1-yl)ethyl]-
  • 1-(3-Bromo-2,2-dimethylpropyl)-3-fluorobenzene
  • 3-(1-Methyl-1H-pyrazol-4-yl)quinoxalin-6-amine
  • 2-Amino-5-(trifluoromethyl)pyrimidin-4(3H)-one
  • 2-Amino-4-hydroxybenzenemethanol
  • (4-Methylpyridin-3-yl)thiourea
  • 3-Methyl-1-(4-methylbenzyl)piperazine
  • 5-Cyclopentylpyrazolidin-3-one
  • 7-Iodo-4h-1,3-benzodioxin