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2-Chloro-3,4-dimethoxycinnamic acid

2-氯-3,4-二甲氧基肉桂酸

Also known as: 3-(2-Chloro-3,4-dimethoxyphenyl)acrylic acid, (2E)-3-(2-chloro-3,4-dimethoxyphenyl)-2-propenoic acid, 2-Chloro-3,4-dimethoxycinnamic acid, 98+%, MFCD00084947

2-Chloro-3,4-dimethoxycinnamic acid (CAS 99854-17-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H11ClO4 and a molecular weight of 242.65600 g/mol. It is also known as 3-(2-Chloro-3,4-dimethoxyphenyl)acrylic acid, (2E)-3-(2-chloro-3,4-dimethoxyphenyl)-2-propenoic acid and 2-Chloro-3,4-dimethoxycinnamic acid, 98+%. Key properties include a melting point of 194-195ºC, a boiling point of 397.6ºC at 760mmHg, a density of 1.311g/cm3 and a flash point of 194.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
99854-17-8
Jingsj CID
J-3474-8
Molecular Formula
C11H11ClO4
Chinese Name
2-氯-3,4-二甲氧基肉桂酸
Molecular Weight
242.65600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point194-195ºC
Boiling Point397.6ºC at 760mmHg
Density1.311g/cm3
Flash Point194.3ºC

Frequently Asked Questions

What is the CAS number of 2-Chloro-3,4-dimethoxycinnamic acid?

The CAS number of 2-Chloro-3,4-dimethoxycinnamic acid is 99854-17-8.

What are the molecular formula and molecular weight of 2-Chloro-3,4-dimethoxycinnamic acid?

2-Chloro-3,4-dimethoxycinnamic acid has molecular formula C11H11ClO4 and molecular weight 242.65600 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chloro-3,4-dimethoxycinnamic acid (CAS 99854-17-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3474-8 (accessed 2026-10-22).

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