5-methoxy-1,3,4-thiadiazol-2(3H)-one
Also known as: 5-Methoxy-1,3,4-thiadiazol-2-ol, 5-methoxy-3H-1,3,4-thiadiazol-2-one, 1,3,4-Thiadiazol-2(3H)-one, 5-methoxy-, 2-Methoxy-5-oxo-delta(2)-1,3,4-thiadiazoline, CHEBI:38723, GS 12956, GS-12956
5-methoxy-1,3,4-thiadiazol-2(3H)-one (CAS 17605-27-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C3H4N2O2S and a molecular weight of 132.14100 g/mol. Key property: a density of 1.67g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 17605-27-5
- Jingsj CID
- J-1130648-2
- Molecular Formula
- C3H4N2O2S
- Molecular Weight
- 132.14100 g/mol
- Category
- Ketones
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 1.67g/cm3 |
|---|---|
| Exact Mass | 131.99900 |
| PSA | 83.48000 |
| LogP | 0.25230 |
| Refractive Index | 1.68 |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. 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 5-methoxy-1,3,4-thiadiazol-2(3H)-one?
The CAS number of 5-methoxy-1,3,4-thiadiazol-2(3H)-one is 17605-27-5.
What are the molecular formula and molecular weight of 5-methoxy-1,3,4-thiadiazol-2(3H)-one?
5-methoxy-1,3,4-thiadiazol-2(3H)-one has molecular formula C3H4N2O2S and molecular weight 132.14100 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-methoxy-1,3,4-thiadiazol-2(3H)-one (CAS 17605-27-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1130648-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.