(E)-3-Cyano-3-(methylimino)-2-oxopropanoic acid

(E)-3-氰基-3-(甲基亚氨基)-2-氧代丙酸

Also known as: 3-cyano-3-methylimino-2-oxopropanoic acid, Acetic acid, cyano(hydroxyimino)-, (E)- (9CI), Acetic acid,cyano(hydroxyimino)-,(E)-(9CI)

(E)-3-Cyano-3-(methylimino)-2-oxopropanoic acid (CAS 38157-71-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H4N2O3 and a molecular weight of 140.09700 g/mol. It is also known as 3-cyano-3-methylimino-2-oxopropanoic acid, Acetic acid, cyano(hydroxyimino)-, (E)- (9CI) and Acetic acid,cyano(hydroxyimino)-,(E)-(9CI). Key properties include a boiling point of 300.2ºC at 760 mmHg and a density of 1.33 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38157-71-0
Jingsj CID
J-1091325-1
Molecular Formula
C5H4N2O3
Chinese Name
(E)-3-氰基-3-(甲基亚氨基)-2-氧代丙酸
Molecular Weight
140.09700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point300.2ºC at 760 mmHg
Density1.33 g/cm3

Frequently Asked Questions

What is the CAS number of (E)-3-Cyano-3-(methylimino)-2-oxopropanoic acid?

The CAS number of (E)-3-Cyano-3-(methylimino)-2-oxopropanoic acid is 38157-71-0.

What are the molecular formula and molecular weight of (E)-3-Cyano-3-(methylimino)-2-oxopropanoic acid?

(E)-3-Cyano-3-(methylimino)-2-oxopropanoic acid has molecular formula C5H4N2O3 and molecular weight 140.09700 g/mol.

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

Last updated:

How to cite: Jingsj. "(E)-3-Cyano-3-(methylimino)-2-oxopropanoic acid (CAS 38157-71-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1091325-1 (accessed 2026-10-25).

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