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5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID

5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID ??? ???
?? ??:
16281-39-3
???:
5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID
???(??):
Ochratoxin alpha;7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-MethylisocouMarin;5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin-7-carboxylic acid;5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID;5-Chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-carboxylic acid;1H-2-Benzopyran-7-carboxylic acid, 5-chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-
CBNumber:
CB4685238
???:
C11H9ClO5
??? ??:
256.64
MOL ??:
16281-39-3.mol

5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID ??

???
248-250oC
?? ?
521.4±50.0 °C(Predicted)
??
1.539±0.06 g/cm3(Predicted)
?? ??
Refrigerator
???
Chloroform (Slightly, Heated, Sonicated), DMSO (Slightly), Methanol (Slightly, H
??? ??
??
??? ??
??? ??
?? ?? (pKa)
2.13±0.40(Predicted)
??
???? ?? ????

??

5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID C??? ??, ??, ??

??

7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin is an intermediate in the biosynthesis of Ochratoxin A (O148490), toxic metabolite from aspergillus orchraceus.

5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID ?? ?? ? ???

???

?? ??


5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID ?? ??

???( 19)?? ??
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