Ethyl (2Z)-3-[(aminocarbonyl)amino]-2-butenoate

β-脲基丁烯酸乙酯

Also known as: Ethyl 3-ureidocrotonate, Ethyl (Z)-3-(carbamoylamino)but-2-enoate, 2-Butenoic acid, 3-[(aminocarbonyl)amino]-, ethyl ester, Nsc21437

Ethyl (2Z)-3-[(aminocarbonyl)amino]-2-butenoate (CAS 22243-66-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H12N2O3 and a molecular weight of 172.18200 g/mol. It is also known as Ethyl 3-ureidocrotonate, Ethyl (Z)-3-(carbamoylamino)but-2-enoate and 2-Butenoic acid, 3-[(aminocarbonyl)amino]-, ethyl ester. Key properties include a boiling point of 267.4ºC at 760mmHg, a density of 1.143g/cm3 and a flash point of 115.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22243-66-9
Jingsj CID
J-1116495-7
Molecular Formula
C7H12N2O3
Chinese Name
β-脲基丁烯酸乙酯
Molecular Weight
172.18200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point267.4ºC at 760mmHg
Density1.143g/cm3
Flash Point115.5ºC

Frequently Asked Questions

What is the CAS number of Ethyl (2Z)-3-[(aminocarbonyl)amino]-2-butenoate?

The CAS number of Ethyl (2Z)-3-[(aminocarbonyl)amino]-2-butenoate is 22243-66-9.

What are the molecular formula and molecular weight of Ethyl (2Z)-3-[(aminocarbonyl)amino]-2-butenoate?

Ethyl (2Z)-3-[(aminocarbonyl)amino]-2-butenoate has molecular formula C7H12N2O3 and molecular weight 172.18200 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl (2Z)-3-[(aminocarbonyl)amino]-2-butenoate (CAS 22243-66-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1116495-7 (accessed 2026-10-25).

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