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Polycyclic compound

LIPID_IDPY0023

CHEM_NA2,3,6A,9A-TETRAHYDRO-9A-HYDROXY-4-METHOX

YCYCLOPENTA[C]FURO[3',2':4,5]FURO[2,3-H][1]BEN

ZOPYRAN-1,11-DIONE

COMMON_NAAFLATOXIN M1

MOL_FORMULAC17H12O7

MOL_WT317

MELT_PT299ßC DEC.(024/109/110)

BOIL_PT

OPT_ROT[ƒ¿]20/D=-280ß(C,0.1 in DMF) (024/109/110)

REFRA_IND

DENSITY

SOLUBILITY

UV_SPECƒÉmax(EtOH): 226, 265, 357nm(ƒÃ=23100, 11600,

19000) ămax(95% EtOH): 228, 260, 266, 358,

(ƒÃ=23200, 10900, 11800, 18500)

(005/024/026)"

IR_SPECƒËmax : 1760, 1740, 1692cm-1, 3100, 1067,

722cm-1 ƒËmax(CHCl3): 1760(br,C=O), 1630(C=C),

1020(AROMATIC C=C) (024/026)

NMR_SPEC1H-NMR: 6.02(METOXY GROUP), 436(d,J=3C/sec),

3.17(d,J=3),3.54, 3.22, 2.53(m,2H),3.07(m,2H),

3.82(s,3H), 6.05(d,J=2.9,1H),

6.63(s,1H),6.91(d,J=2.9,1H), 6.95(s,1H) (024/026)

MS_SPECM/Z: 328[M]-, 327[M-H]-, 313[M-CH3]- (045)

NOTE_SPEC

SOURCEŽq”X‹Û–åƒqƒzƒ~ƒPƒXj‘p¶•sŠ®‘S‹Û–Ú‚Ì Aspergillus

flavus ‚Ì­—Ê‘ãŽÓ•¨

BIOL_ACTIV”­ƒKƒ“«

NOTEMeOH‚©‚çÂŽ‡FŒuŒõŒ‹»B‚»‚Ì‘¼‚Ì•¶Œ£:

013/014/020/021/025/039/

1998”N7ŒŽ17“ú21 / 35 ƒy[ƒW