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(E)-2-cyano-3-ethoxybut-2-enethioamide

(E)-2-氰基-3-乙氧基丁-2-烯硫酰胺

Also known as: 2-cyano-3-ethoxybut-2-enethioamide, 2-Butenethioamide, 2-cyano-3-ethoxy-, (2E)-2-cyano-3-ethoxybut-2-enethioamide, 2-cyano-3-ethoxythiocrotonamide, 2-cyano-3-ethoxy-2-butenethioamide

(E)-2-cyano-3-ethoxybut-2-enethioamide (CAS 89943-20-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H10N2OS and a molecular weight of 170.23200 g/mol. It is also known as 2-cyano-3-ethoxybut-2-enethioamide, 2-Butenethioamide, 2-cyano-3-ethoxy- and (2E)-2-cyano-3-ethoxybut-2-enethioamide. Key properties include a boiling point of 330.4ºC at 760 mmHg, a density of 1.168g/cm3 and a flash point of 153.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89943-20-4
Jingsj CID
J-1513148-3
Molecular Formula
C7H10N2OS
Chinese Name
(E)-2-氰基-3-乙氧基丁-2-烯硫酰胺
Molecular Weight
170.23200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point330.4ºC at 760 mmHg
Density1.168g/cm3
Flash Point153.6ºC

Frequently Asked Questions

What is the CAS number of (E)-2-cyano-3-ethoxybut-2-enethioamide?

The CAS number of (E)-2-cyano-3-ethoxybut-2-enethioamide is 89943-20-4.

What are the molecular formula and molecular weight of (E)-2-cyano-3-ethoxybut-2-enethioamide?

(E)-2-cyano-3-ethoxybut-2-enethioamide has molecular formula C7H10N2OS and molecular weight 170.23200 g/mol.

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

Last updated:

How to cite: Jingsj. "(E)-2-cyano-3-ethoxybut-2-enethioamide (CAS 89943-20-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1513148-3 (accessed 2026-10-22).

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