3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester

CAS No.
13972-97-9
Chemical Name:
3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester
Synonyms
UA 45336;methyl 1,4-dihydroxyisoquinoline-3-carboxylate;1,4-Dihydroxy-isoquinoline-3-carboxylic acid methyl;1,4-Dihydroxy-isoquinoline-3-carboxylic acid methyl ester;Methyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate;4-hydroxy-2-methyl-1(2H)-isoquinolone-3-carboxylic acid methyl ester;4-hydroxy-1-oxy-1,2-dihydroisoquinoline-3-carboxylic acidmethyl ester;3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester
CBNumber:
CB12598702
Molecular Formula:
C11H9NO4
Molecular Weight:
219.19
MDL Number:
MFCD00489143
MOL File:
13972-97-9.mol
Last updated:2026-05-27 23:22:48

3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester Properties

Melting point 217-219 °C(Solv: N,N-dimethylformamide (68-12-2))
Boiling point 479.8±45.0 °C(Predicted)
Density 1.435±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
pka 4.50±1.00(Predicted)
Appearance Light brown to gray Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338

3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth NAA97297 Methyl 1,4-dihydroxyisoquinoline-3-carboxylate 13972-97-9 2.5g $472 2026-06-04 Buy
aablocks AA001BIM Methyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate 97% 13972-97-9 500mg $58 2026-05-28 Buy
aablocks AA001BIM Methyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate 97% 13972-97-9 1g $74 2026-05-28 Buy
aablocks AA001BIM Methyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate 97% 13972-97-9 5g $296 2026-05-28 Buy
aablocks AA001BIM Methyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate 97% 13972-97-9 10g $493 2026-05-28 Buy
Product number Packaging Price Buy
NAA97297 2.5g $472 Buy
AA001BIM 500mg $58 Buy
AA001BIM 1g $74 Buy
AA001BIM 5g $296 Buy
AA001BIM 10g $493 Buy

3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester Chemical Properties, Uses, Production

Uses

UA 45336 is a precursor to FG 2216 (F329000) which is an erythropoietic agent which is orally active prolyl-hydroxylase inhibitor which increases erythropoietin production in end-stage kidney disease.

6974-10-3
13972-97-9
Synthesis of 3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester from 2-Ethoxycarbonyl-methyl-phthalimide

3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 15)
Supplier Tel Email Country ProdList Advantage
Shanghai Jian Chao Chemical Technology Co., Ltd. 150-2103-5486 18017383231 983544897@qq.com China 9335 55
Shanghai Raise Chemical Technology Co.,Ltd 15026594951 rs@raise-chem.com China 4904 55
Shanghai KaiYuLin pharmaceutical technology co., LTD 021-18721936-595 18721936595 shkylpharma@126.com China 757 55
Nanjing Huang Tai Pharmaceutical Technology Co. Ltd. 025-58803135 18551845925 3569572487@qq.com China 391 58
Changzhou Hopschain Chemical Co.,Ltd. 85528066 13775048983 sales@hopschem.com China 31548 55
BePharm Ltd 400-685-9117 market@bepharm.com China 15081 60
Shanghai Chaolan Chemical Technology Center QQ:65489617 13301690235 Sales@ATKchemical.com China 9729 58
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Suzhou Vosun Biotech Co.,Ltd 18934576691 yq@vosunbio.com China 704 58
Suzhou XiBoli Biotechnology Co., Ltd. 17326194005 1873444526@qq.com China 486 58

3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester Spectrum

3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, Methyl ester Methyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate 4-hydroxy-2-methyl-1(2H)-isoquinolone-3-carboxylic acid methyl ester 1,4-Dihydroxy-isoquinoline-3-carboxylic acid methyl ester 1,4-Dihydroxy-isoquinoline-3-carboxylic acid methyl methyl 1,4-dihydroxyisoquinoline-3-carboxylate UA 45336 4-hydroxy-1-oxy-1,2-dihydroisoquinoline-3-carboxylic acidmethyl ester 13972-97-9