Ethyl thiooxamate
Also known as: Ethyl aminothioxoacetate, Ethyl 2-amino-2-thioxoacetate, Aminothioxoacetic Acid Ethyl Ester, Thiooxamic Acid Ethyl Ester, 2-Amino-2-thioxoacetic acid ethyl ester, Acetic acid, 2-amino-2-thioxo-, ethyl ester, ethyl 2-amino-2-sulfanylideneacetate
Ethyl thiooxamate (CAS 16982-21-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C4H7NO2S and a molecular weight of 133.17 g/mol. Key properties include a melting point of 62-65 °C(lit.), a boiling point of 199.2±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 74.2±22.6 °C. 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.
- 16982-21-1
- Jingsj CID
- J-1993972-1
- Molecular Formula
- C4H7NO2S
- Molecular Weight
- 133.17 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 62-65 °C(lit.) |
|---|---|
| Boiling Point | 199.2±23.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 74.2±22.6 °C |
| Exact Mass | 133.019745 |
| PSA | 84.41000 |
| LogP | 0.14 |
| Vapor Pressure | 0.3±0.4 mmHg at 25°C |
| Refractive Index | 1.534 |
| Storage Conditions | Freezer (-20°C) |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2930909090 |
|---|---|
| Summary | 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Ethyl thiooxamate?
The CAS number of Ethyl thiooxamate is 16982-21-1.
What are the molecular formula and molecular weight of Ethyl thiooxamate?
Ethyl thiooxamate has molecular formula C4H7NO2S and molecular weight 133.17 g/mol.
Is Ethyl thiooxamate hazardous?
Ethyl thiooxamate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of Ethyl thiooxamate?
For Ethyl thiooxamate, Upstream Products: Ethyl cyanoformate, Ethyl oxamate, Lawesson's reagent; Downstream Products: ethyl 4-(2-chlorophenyl)thiazole-2-carboxylate, Ethyl 5-methylthiazole-2-carboxylate, 2-(Ethoxycarbonyl)-1,3-thiazole-4-carboxylic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl thiooxamate (CAS 16982-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993972-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.