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2-Acetamido-5-mercapto-1,3,4-thiadiazole

Also known as: 2-Acetylamino-5-mercapto-1,3,4-thiadiazole, 2-ACETYLAMINO-5-MERCAPTO-1,3,4-THIADIAZOLE (AMTD), EAMTD, N-(4,5-dihydro-5-thioxo-1,3,4-thiadiazol-2-yl)acetamide, N-(5-Thioxo-4,5-dihydro-1,3,4-thiadiazol-2-yl)acetamide, Acetamide, N-(4,5-dihydro-5-thioxo-1,3,4-thiadiazol-2-yl)-, Acetazolamide Impurity 3, MFCD00128160, EINECS 251-275-0

2-Acetamido-5-mercapto-1,3,4-thiadiazole (CAS 32873-56-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C4H5N3OS2 and a molecular weight of 175.232 g/mol. Key property: a density of 1.6±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32873-56-6
Jingsj CID
J-1028472-7
Molecular Formula
C4H5N3OS2
Molecular Weight
175.232 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.6±0.1 g/cm3
Exact Mass174.987396
PSA121.92000
LogP0.70
Refractive Index1.707

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-mercapto-1,3,4-thiadiazole?

The CAS number of 2-Acetamido-5-mercapto-1,3,4-thiadiazole is 32873-56-6.

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

2-Acetamido-5-mercapto-1,3,4-thiadiazole has molecular formula C4H5N3OS2 and molecular weight 175.232 g/mol.

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

For 2-Acetamido-5-mercapto-1,3,4-thiadiazole, Upstream Products: Carbon disulphide, 5-Amino-1,3,4-thiadiazole-2-thiol; Downstream Products: 2-(Acetamido)-5-(chlorosulfonyl)-1,3,4-thiadiazole, 2-Acetamido-5-benzylthio-1,3,4-thiadiazole.

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-mercapto-1,3,4-thiadiazole (CAS 32873-56-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1028472-7 (accessed 2026-11-09).

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