4,5-Dimethoxy-2-nitrocinnamic acid

4,5-二甲氧基-2-硝基肉桂酸

Also known as: 2-Nitro-4,5-dimethoxy-trans-cinnamic acid, 2-nitro-4,5-dimethoxycinnamic acid, 3,4-DIMETHOXY-6-NITROCINNAMIC ACID, 3-(3,4-Dimethoxy-6-nitrophenyl)propenoic acid, 3-(4,5-DIMETHOXY-2-NITROPHENYL)ACRYLIC ACID, 4,5-Dimethoxy-2-nitrociamic acid, 6-Nitro-3,4-dimethoxy-trans-cinnamic acid, 6-nitro-3,4-dimethoxycinnamic acid, LABOTEST-BB LT00453683, MFCD00017017, RARECHEM BK HW 0176, TIMTEC-BB SBB006555

4,5-Dimethoxy-2-nitrocinnamic acid (CAS 20567-38-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H11NO6 and a molecular weight of 253.20800 g/mol. It is also known as 2-Nitro-4,5-dimethoxy-trans-cinnamic acid, 2-nitro-4,5-dimethoxycinnamic acid and 3,4-DIMETHOXY-6-NITROCINNAMIC ACID. Key properties include a melting point of 293 °C (dec.)(lit.), a boiling point of 482.9ºC at 760mmHg, a density of 1.369g/cm3 and a flash point of 245.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20567-38-8
Jingsj CID
J-19507-2
Molecular Formula
C11H11NO6
Chinese Name
4,5-二甲氧基-2-硝基肉桂酸
Molecular Weight
253.20800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point293 °C (dec.)(lit.)
Boiling Point482.9ºC at 760mmHg
Density1.369g/cm3
Flash Point245.8ºC

Frequently Asked Questions

What is the CAS number of 4,5-Dimethoxy-2-nitrocinnamic acid?

The CAS number of 4,5-Dimethoxy-2-nitrocinnamic acid is 20567-38-8.

What are the molecular formula and molecular weight of 4,5-Dimethoxy-2-nitrocinnamic acid?

4,5-Dimethoxy-2-nitrocinnamic acid has molecular formula C11H11NO6 and molecular weight 253.20800 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5-Dimethoxy-2-nitrocinnamic acid (CAS 20567-38-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19507-2 (accessed 2026-10-22).

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