3-Hydroxy-4-methyl-2(3H)-thiazolethione
3-羟基-4-甲基-2(3H)-噻唑硫酮
Also known as: 2(3H)-Thiazolethione,3-hydroxy-4-methyl-, 2-Mercapto-4-methylthiazole 3-oxide, 2-Mercapto-4-methylthiazole N-oxide, 3-Hydroxy-4-methyl-1,3-thiazole-2-thione, 3-hydroxy-4-methylthiazole-2(3H)-thione, MFCD00077793, N-Hydroxy-4-methyl-2-thiazolethione
3-Hydroxy-4-methyl-2(3H)-thiazolethione (CAS 49762-08-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H5NOS2 and a molecular weight of 147.21900 g/mol. It is also known as 2(3H)-Thiazolethione,3-hydroxy-4-methyl-, 2-Mercapto-4-methylthiazole 3-oxide and 2-Mercapto-4-methylthiazole N-oxide. Key property: a melting point of 92-94 ℃(lit.). It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 49762-08-5
- Jingsj CID
- J-5383-9
- Molecular Formula
- C4H5NOS2
- Chinese Name
- 3-羟基-4-甲基-2(3H)-噻唑硫酮
- Molecular Weight
- 147.21900 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 92-94 ℃(lit.) |
|---|---|
| Exact Mass | 146.98100 |
| PSA | 85.49000 |
| LogP | 1.82480 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2934100090 |
|---|---|
| Summary | 2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 3-Hydroxy-4-methyl-2(3H)-thiazolethione?
The CAS number of 3-Hydroxy-4-methyl-2(3H)-thiazolethione is 49762-08-5.
What are the molecular formula and molecular weight of 3-Hydroxy-4-methyl-2(3H)-thiazolethione?
3-Hydroxy-4-methyl-2(3H)-thiazolethione has molecular formula C4H5NOS2 and molecular weight 147.21900 g/mol.
Is 3-Hydroxy-4-methyl-2(3H)-thiazolethione hazardous?
3-Hydroxy-4-methyl-2(3H)-thiazolethione has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Hydroxy-4-methyl-2(3H)-thiazolethione (CAS 49762-08-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5383-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.