4,4-Dimethyl-3-thiosemicarbazide
Also known as: Hydrazinecarbothioamide, N,N-dimethyl-, 4,4-Dimethylthiosemicarbazide, 3-amino-1,1-dimethylthiourea, N,N-Dimethylhydrazinecarbothioamide, 4,4-Dimethyl-3-thiosemicarbazide monohydrate
4,4-Dimethyl-3-thiosemicarbazide (CAS 6926-58-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H9N3S and a molecular weight of 119.18900 g/mol. Key properties include a melting point of 153ºC (dec.)(lit.), a boiling point of 171.3ºC at 760 mmHg, a density of 1.159g/cm3 and a flash point of 57.4ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 6926-58-5
- Jingsj CID
- J-4892-0
- Molecular Formula
- C3H9N3S
- Molecular Weight
- 119.18900 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 153ºC (dec.)(lit.) |
|---|---|
| Boiling Point | 171.3ºC at 760 mmHg |
| Density | 1.159g/cm3 |
| Flash Point | 57.4ºC |
| Exact Mass | 119.05200 |
| PSA | 73.38000 |
| LogP | 0.38740 |
| Appearance | solid |
| Refractive Index | 1.577 |
| Storage Conditions | Refrigerator |
| Additional Property | Slightly soluble in water. |
GHS Safety & Compliance
- H302 — Harmful if swallowed
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 4,4-Dimethyl-3-thiosemicarbazide?
The CAS number of 4,4-Dimethyl-3-thiosemicarbazide is 6926-58-5.
What are the molecular formula and molecular weight of 4,4-Dimethyl-3-thiosemicarbazide?
4,4-Dimethyl-3-thiosemicarbazide has molecular formula C3H9N3S and molecular weight 119.18900 g/mol.
Is 4,4-Dimethyl-3-thiosemicarbazide hazardous?
4,4-Dimethyl-3-thiosemicarbazide has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of 4,4-Dimethyl-3-thiosemicarbazide?
For 4,4-Dimethyl-3-thiosemicarbazide, Upstream Products: Dimethylthiocarbamoyl chloride, Dimethylamine, S-(N,N-Dimethylthiocarbamoyl)thioglycolic 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. "4,4-Dimethyl-3-thiosemicarbazide (CAS 6926-58-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4892-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.