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(E)-4-Chloro-3-(trifluoromethyl)cinnamic acid

(E)-4-氯-3-(三氟甲基)肉桂酸

Also known as: 4-CHLORO-3-(TRIFLUOROMETHYL)CINNAMIC ACID, (2E)-3-[4-Chloro-3-(trifluoromethyl)phenyl]prop-2-enoic acid, (E)-3-(4-Chloro-3-trifluoromethyl-phenyl)-acrylic acid, 3-[4-Chloro-3-(trifluoromethyl)phenyl]acrylic acid, RARECHEM BK HW 0183, QV1U1R DG CXFFF &&trans or E Form

(E)-4-Chloro-3-(trifluoromethyl)cinnamic acid (CAS 257872-87-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H6ClF3O2 and a molecular weight of 250.602 g/mol. It is also known as 4-CHLORO-3-(TRIFLUOROMETHYL)CINNAMIC ACID, (2E)-3-[4-Chloro-3-(trifluoromethyl)phenyl]prop-2-enoic acid and (E)-3-(4-Chloro-3-trifluoromethyl-phenyl)-acrylic acid. Key properties include a boiling point of 335.3±37.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 156.6±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
257872-87-0
Jingsj CID
J-1422202-3
Molecular Formula
C10H6ClF3O2
Chinese Name
(E)-4-氯-3-(三氟甲基)肉桂酸
Molecular Weight
250.602 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point335.3±37.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point156.6±26.5 °C

Frequently Asked Questions

What is the CAS number of (E)-4-Chloro-3-(trifluoromethyl)cinnamic acid?

The CAS number of (E)-4-Chloro-3-(trifluoromethyl)cinnamic acid is 257872-87-0.

What are the molecular formula and molecular weight of (E)-4-Chloro-3-(trifluoromethyl)cinnamic acid?

(E)-4-Chloro-3-(trifluoromethyl)cinnamic acid has molecular formula C10H6ClF3O2 and molecular weight 250.602 g/mol.

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

Last updated:

How to cite: Jingsj. "(E)-4-Chloro-3-(trifluoromethyl)cinnamic acid (CAS 257872-87-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422202-3 (accessed 2026-10-25).

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