2-Cyanoacrylic acid

2-氰基丙烯酸

Also known as: 2-Cyano-2-propenoic acid, Cyanoacrylic acid, α-Cyanoacrylic acid, 2-Cyanoprop-2-enoic acid, 2-Propenoic acid, 2-cyano-

2-Cyanoacrylic acid (CAS 15802-18-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H3NO2 and a molecular weight of 97.07210 g/mol. It is also known as 2-Cyano-2-propenoic acid, Cyanoacrylic acid and α-Cyanoacrylic acid. Key properties include a boiling point of 266.3ºC at 760mmHg, a density of 1.253g/cm3 and a flash point of 114.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 15802-18-3
Jingsj CID: J-1189775-8
Molecular Formula: C₄H₃NO₂
Chinese Name: 2-氰基丙烯酸
Molecular Weight: 97.07210 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	266.3ºC at 760mmHg
Density	1.253g/cm3
Flash Point	114.9ºC
Exact Mass	97.01640
PSA	61.09000
LogP	0.15078
Vapor Pressure	0.00251mmHg at 25°C
Refractive Index	1.47

Customs & Trade Information

HS Code	2926909090
Summary	HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Cyanoacrylic acid?

The CAS number of 2-Cyanoacrylic acid is 15802-18-3.

What are the molecular formula and molecular weight of 2-Cyanoacrylic acid?

2-Cyanoacrylic acid has molecular formula C4H3NO2 and molecular weight 97.07210 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Cyanoacrylic acid (CAS 15802-18-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1189775-8 (accessed 2026-10-28).

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