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Polycyclic compound

LIPID_ID

PY0015

CHEM_NA

6A,9A-DIHYDRO-3-(2-HYDROXYETHYL)-4-METHOX

YFURO[3',2':4,5]FURO[2,3-H][1]BENZOPYRAN-1-ONE

COMMON_NA

AFLATOXIN B3, PARASITICOL

MOL_FORMULA

C16H14O6

MOL_WT

302

MELT_PT

217ßC (110)

BOIL_PT

OPT_ROT

REFRA_IND

DENSITY

SOLUBILITY

UV_SPEC

ƒÉmax(MeOH) 229, 253, 262, 326mƒÊ(ƒÃ=10000,

7300, 7550, 9350)(012)

IR_SPEC

3400, 3040, 2900, 1725, 1622, 1070cm-1(012)

NMR_SPEC

1H-NMR: 3.40Ą; 4.58Ą,J=1.5c/s; 5.32Ą(m);

3.14Ą(d),J=3.0, 6.40Ą(s),3.54Ą, 6.75 AND

5.97Ą(COUPLE TRIPLETS)

J=3.0,3.73Ą(s)13C-NMR:158.6, 110.8, 154.7, 103.5,

158.8, 91.0, 160.6, 106.8, 150.7,112.6, 47.2, 102.0,

MS_SPEC

NOTE_SPEC

SOURCE

Žq”X‹Û–åƒqƒzƒ~ƒPƒX�j‘p�¶•sŠ®‘S‹Û–Ú‚Ì Aspergillus

flavus ‚Æ Aspergillus parasiticus ‚©‚ç’P—£

BIOL_ACTIV

NOTE

CHCl3 ’†‚ÅŒ‹�»‰»�B‚»‚Ì‘¼‚Ì•¶Œ£: 021/040/

1998”N7ŒŽ17“ú

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