4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid

4-羟基-4-(3-羟基苯基)-2-氧代-3-丁烯酸

Also known as: (3Z)-4-Hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid, 3-Butenoic acid, 4-hydroxy-4-(3-hydroxyphenyl)-2-oxo-, 4-(3-Hydroxyphenyl)-2,4-dioxobutanoic acid, 4-HYDROXY-4-(3-HYDROXY-PHENYL)-2-OXO-BUT-3-ENOIC ACID

4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid (CAS 904814-38-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H8O5 and a molecular weight of 208.16800 g/mol. It is also known as (3Z)-4-Hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid, 3-Butenoic acid, 4-hydroxy-4-(3-hydroxyphenyl)-2-oxo- and 4-(3-Hydroxyphenyl)-2,4-dioxobutanoic acid. Key properties include a boiling point of 447.4ºC at 760mmHg, a density of 1.508g/cm3 and a flash point of 238.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
904814-38-6
Jingsj CID
J-1360823-3
Molecular Formula
C10H8O5
Chinese Name
4-羟基-4-(3-羟基苯基)-2-氧代-3-丁烯酸
Molecular Weight
208.16800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point447.4ºC at 760mmHg
Density1.508g/cm3
Flash Point238.5ºC

Frequently Asked Questions

What is the CAS number of 4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid?

The CAS number of 4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid is 904814-38-6.

What are the molecular formula and molecular weight of 4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid?

4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid has molecular formula C10H8O5 and molecular weight 208.16800 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-hydroxy-4-(3-hydroxyphenyl)-2-oxobut-3-enoic acid (CAS 904814-38-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1360823-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.