Home > Name List By c > Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxy-, (6aR,9aR)-

CAS No 6795-23-9 , Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxy-, (6aR,9aR)-

  • Name: Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxy-, (6aR,9aR)-
  • Synonyms: AFM1; 6795-23-9;Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxy-, (6aR,9aR)-; Aflatoxin M1 standard solution;Aflatoxin M1 solution; BCR423RM_FLUKA; EINECS 229-865-4; 4-Hydroxyaflatoxin B1; CCRIS 15;
  • CAS Registry Number:
  • Transport: UN 3462 6.1/PG 1
  • Flash Point: 11 °C
  • Boiling Point: 644.3°C at 760 mmHg
  • Density: 1.66g/cm3
  • Refractive index: 1.718
  • Safety Statements: Confirmed carcinogen with experimental tumorigenic data. Poison by ingestion. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes. See also various aflatoxins.
  • Hazard Symbols: T+,T,F,Xn
  • Flash Point: 11 °C
  • EINECS: 229-865-4
  • Molecular Weight: 328.27298
  • InchiKey: MJBWDEQAUQTVKK-IAGOWNOFSA-N
  • InChI: InChI=1S/C17H12O7/c1-21-9-6-10-13(17(20)4-5-22-16(17)23-10)14-12(9)7-2-
    3-8(18)11(7)15(19)24-14/h4-6,16,20H,2-3H2,1H3/t16-,17-/m1/s1
  • Risk Statements: 26/27/28-40-39/23/24/25-23/25-23/24/25-11-36-20/21/22
  • Molecular Formula: C17H12O7
  • Molecular Structure:CAS No:6795-23-9 Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxy-, (6aR,9aR)-

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6795-23-9 Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxy-, (6aR,9aR)-

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6795-23-9 Aflatoxin M1

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6795-23-9 AFLATOXIN M1

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References of Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione,2,3,6a,9a-tetrahydro-9a-hydroxy-4-methoxy-, (6aR,9aR)-
Title: Aflatoxins M
Literature References: Highly toxic 4-hydroxylated aflatoxin B derivs found in the milk of cows fed toxic meal. Initial reports: Allcroft, Carnaghan, Vet. Rec. 75, 259 (1963). Isoln: De Iongh et al., Nature 202, 466 (1964); Allcroft et al., ibid. 209, 154 (1966). Isoln and structure of M1 and M2: C. W. Holzapfel, P. S. Steyn, Tetrahedron Lett. 1966, 2799. Total synthesis of M1: Büchi, Weinreb, J. Am. Chem. Soc. 91, 5408 (1969); 93, 746 (1971); G. Büchi et al., ibid. 103, 3497 (1981). Carcinogenicity studies: Wogan, Paglialunga, Food Cosmet. Toxicol. 12, 381 (1974). For general refs see Aflatoxins B.
 
Derivative Type: Aflatoxin M1
CAS Registry Number: 6795-23-9
CAS Name: (6aR,9aR)-2,3,6a,9a-Tetrahydro-9a-hydroxy-4-methoxycyclopenta[c]furo[3￠,2￠:4,5]furo[2,3-h][1]benzopyran-1,11-dione
Synonyms: 4-hydroxyaflatoxin B1
Molecular Formula: C17H12O7
Molecular Weight: 328.27
Percent Composition: C 62.20%, H 3.68%, O 34.12%
Properties: Crystals from methanol, mp 299° (dec). Exhibits blue-violet fluorescence. [a]D -280° (c = 0.1 in DMF). uv max (ethanol): 226, 265, 357 nm (e 23100, 11600, 19000). LD50 orally in day old Pekin ducklings: 16.6 mg/duckling (Holzapfel, Steyn).
Melting point: mp 299° (dec)
Optical Rotation: [a]D -280° (c = 0.1 in DMF)
Absorption maximum: uv max (ethanol): 226, 265, 357 nm (e 23100, 11600, 19000)
Toxicity data: LD50 orally in day old Pekin ducklings: 16.6 mg/duckling (Holzapfel, Steyn)
 
Derivative Type: Aflatoxin M2
CAS Registry Number: 6885-57-0
CAS Name: 2,3,6a,8,9,9a-Hexahydro-9a-hydroxy-4-methoxycyclopenta[c]furo[3￠,2￠:4,5]furo[2,3-h][1]benzopyran-1,11-dione
Synonyms: 4-hydroxyaflatoxin B2
Molecular Formula: C17H14O7
Molecular Weight: 330.29
Percent Composition: C 61.82%, H 4.27%, O 33.91%
Literature References: The 8,9-dihydro deriv of aflatoxin M1.
Properties: Exhibits violet fluorescence. Crystals from methanol-chloroform, mp 293° (dec). uv max (ethanol): 221, 264, 357 nm (e 20000, 10900, 21000). LD50 orally in day old Pekin ducklings: 62 mg/duckling (Holzapfel, Steyn).
Melting point: mp 293° (dec)
Absorption maximum: uv max (ethanol): 221, 264, 357 nm (e 20000, 10900, 21000)
Toxicity data: LD50 orally in day old Pekin ducklings: 62 mg/duckling (Holzapfel, Steyn)
 
CAUTION: The aflatoxins are listed as known human carcinogens: Report on Carcinogens, Eleventh Edition (PB2005-104914, 2004) p III-8.