(E)-2-hydroxy-4-phenylbut-3-enoic acid

亚苄乳酸

Also known as: (E)-2-hydroxy-4-phenylbut-3-enoic acid, 2-Hydroxy-4-phenyl-3-butenoic acid, 3-Butenoic acid, 2-hydroxy-4-phenyl-, Benzylidenelactic acid, Benzallactic acid, (3E)-2-hydroxy-4-phenylbut-3-enoic acid

(E)-2-hydroxy-4-phenylbut-3-enoic acid (CAS 2050-18-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O3 and a molecular weight of 178.18500 g/mol. It is also known as 2-Hydroxy-4-phenyl-3-butenoic acid, 3-Butenoic acid, 2-hydroxy-4-phenyl- and Benzylidenelactic acid. Key properties include a boiling point of 396.9ºC at 760 mmHg, a density of 1.277g/cm3 and a flash point of 208ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2050-18-2
Jingsj CID
J-1072091-0
Molecular Formula
C10H10O3
Chinese Name
亚苄乳酸
Molecular Weight
178.18500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point396.9ºC at 760 mmHg
Density1.277g/cm3
Flash Point208ºC

Frequently Asked Questions

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

The CAS number of (E)-2-hydroxy-4-phenylbut-3-enoic acid is 2050-18-2.

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

(E)-2-hydroxy-4-phenylbut-3-enoic acid has molecular formula C10H10O3 and molecular weight 178.18500 g/mol.

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

Last updated:

How to cite: Jingsj. "(E)-2-hydroxy-4-phenylbut-3-enoic acid (CAS 2050-18-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1072091-0 (accessed 2026-10-25).

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