Ethyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate

4-羟基-1-氧代-1,2-二氢异喹啉-3-羧酸乙酯

Also known as: 3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, ethyl ester, (3Z)-3-(ethoxy-hydroxy-methylidene)isoquinoline-1,4-dione, 3-Ethoxycarbonyl-4-hydroxy-isocarbostyryl, 3-ethoxycarbonyl-4-hydroxy-1-oxo-1,2-dihydroisoquinoline, Ethyl 1,4-dihydroxyisoquinoline-3-carboxylate, ethyl 4-hydroxy-1-oxo-1,2-dihydro-3-isoquinolinecarboxylate, ethyl 4-hydroxy-1-oxo-2H-isoquinoline-3-carboxylate, NSC 28791

Ethyl 4-hydroxy-1-oxo-1,2-dihydroisoquinoline-3-carboxylate (CAS 14174-93-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H11NO4 and a molecular weight of 233.22000 g/mol. It is also known as 3-Isoquinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-oxo-, ethyl ester, (3Z)-3-(ethoxy-hydroxy-methylidene)isoquinoline-1,4-dione and 3-Ethoxycarbonyl-4-hydroxy-isocarbostyryl. Key properties include a boiling point of 451ºC at 760mmHg and a density of 1.363g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

14174-93-7

Jingsj CID

J-1500673-2

Molecular Formula

C₁₂H₁₁NO₄

Chinese Name

4-羟基-1-氧代-1,2-二氢异喹啉-3-羧酸乙酯

Molecular Weight

233.22000 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026