2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide

2-氯-N-(5-乙基-1,3,4-噻二唑-2-基)乙酰胺

Also known as: 2-(2-Chloroacetamido)-5-ethyl-1,3,4-thiadiazole, 2-Chloracetamido-5-aethyl-1,3,4-thiadiazol, 2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide (SALTDATA: FREE), 2-Chloroacetylamino-5-ethyl-1,3,4-thiadiazole, 2-chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)ethanamide, 2-chloroacetyl-5-ethyl-1,3,4-thiadiazole, Acetamide, 2-chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)-

2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide (CAS 21521-90-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H8ClN3OS and a molecular weight of 205.66500 g/mol. It is also known as 2-(2-Chloroacetamido)-5-ethyl-1,3,4-thiadiazole, 2-Chloracetamido-5-aethyl-1,3,4-thiadiazol and 2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide (SALTDATA: FREE). Key property: a density of 1.441g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21521-90-4
Jingsj CID
J-1452945-0
Molecular Formula
C6H8ClN3OS
Chinese Name
2-氯-N-(5-乙基-1,3,4-噻二唑-2-基)乙酰胺
Molecular Weight
205.66500 g/mol
Category
Organic Bases
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Density1.441g/cm3

Frequently Asked Questions

What is the CAS number of 2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide?

The CAS number of 2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide is 21521-90-4.

What are the molecular formula and molecular weight of 2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide?

2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide has molecular formula C6H8ClN3OS and molecular weight 205.66500 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Chloro-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide (CAS 21521-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1452945-0 (accessed 2026-10-24).

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