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2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole

Also known as: 5-acetamido-1,3,4-thiadiazole-2-sulfonyl chloride, 5-(acetylamino)-1,3,4-thiadiazole-2-sulfonyl chloride, Acetazolamide Impurity 5, Acetazolamide Impurity 8, Acetazolamide Impurity 10, 2-acetamido-5-chlorosulfonyl-1,3,4-thiadiazole, 2-acetylamino-5-sulfochloro-1,3,4-thiadiazole, 2-Acetamine-5-sulfochloride-1,3,4-thiadiazole, 1,3,4-Thiadiazole-2-sulfonyl chloride, 5-(acetylamino)-, 1,3,4-Thiadiazole-2-sulfonyl chloride, 5-acetamido-

2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole (CAS 32873-57-7) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H4ClN3O3S2 and a molecular weight of 241.67600 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32873-57-7
Jingsj CID
J-1133491-1
Molecular Formula
C4H4ClN3O3S2
Molecular Weight
241.67600 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass240.93800
PSA129.13000
LogP2.15430

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole?

The CAS number of 2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole is 32873-57-7.

What are the molecular formula and molecular weight of 2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole?

2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole has molecular formula C4H4ClN3O3S2 and molecular weight 241.67600 g/mol.

What are the upstream and downstream products of 2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole?

For 2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole, Upstream Products: 2-Acetamido-5-mercapto-1,3,4-thiadiazole; Downstream Products: Acetazolamide.

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

Last updated:

How to cite: Jingsj. "2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole (CAS 32873-57-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1133491-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.