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

Product Name: 5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID
CAS No.: 16281-39-3
Chemical Name: 5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID
Synonyms: 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
Molecular Formula: C11H9ClO5
Formula Weight: 256.64
MOL File: 16281-39-3.mol

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

Melting point:: 248-250oC
Boiling point:: 521.4±50.0 °C(Predicted)
Density: 1.539±0.06 g/cm3(Predicted)
storage temp.: Refrigerator
solubility: Chloroform (Slightly, Heated, Sonicated), DMSO (Slightly), Methanol (Slightly, H
form: Solid
pka: 2.13±0.40(Predicted)
color: White to Pale Brown

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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

TRC

Product number: TRC-C177865-5MG
Product name: 7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin
Packaging: 5mg
Price: $1116
Updated: 2026/06/03

TRC

Product number: TRC-C177865-1MG
Product name: 7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin
Packaging: 1mg
Price: $259
Updated: 2026/06/03

Usbiological

Product number: 162271
Product name: 7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin
Packaging: 1mg
Price: $502
Updated: 2026/06/03

TRC

Product number: TRC-C177865-10MG
Product name: 7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin
Packaging: 10mg
Price: $1983
Updated: 2026/06/03

aablocks

Product number: AA001TD0
Product name: 7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin
Packaging: 1mg
Price: $728
Updated: 2026/05/28

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

Uses

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 Preparation Products And Raw materials

Raw materials

Preparation Products

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

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16281-39-3, 5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACIDRelated Search:

OCHRATOXIN A 5-CHLOROISOPHTHALALDEHYDE 5-CHLORO-3,4-DIHYDRO-8-HYDROXY-3-METHYL-1H-2-BENZOPYRAN-1-ONE-7-CARBOXYLIC ACID 3-CHLORO-5-METHYL-BENZOIC ACID METHYL ESTER 1H-2-BENZOPYRAN-1-ONE, 3,4-DIHYDRO-8-HYDROXY- 2,6-DIFORMYL-4-CHLOROPHENOL 3-CHLORO-5-(METHOXYCARBONYL)BENZOIC ACID 2-Hydroxyisophthalicacid

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

7-Carboxy-5-chloro-8-hydroxy-3,4-dihydro-3-MethylisocouMarin

5-chloro-8-hydroxy-3,4-dihydro-3-methylisocoumarin-7-carboxylic acid

1H-2-Benzopyran-7-carboxylic acid, 5-chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-

5-Chloro-3,4-dihydro-8-hydroxy-3-methyl-1-oxo-1H-2-benzopyran-7-carboxylic acid

Ochratoxin alpha

16281-39-3

Heterocycles, Metabolites & Impurities, Pharmaceuticals, Intermediates & Fine Chemicals