1-Ethyl-3-phenyl-2-thiourea
Also known as: N-Ethyl-N'-phenylthiourea, Ethylphenylthiourea, Phenylethylthiourea, EPTU, 1-Ethyl-3-phenylthiourea
1-Ethyl-3-phenyl-2-thiourea (CAS 3955-58-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H12N2S and a molecular weight of 180.270 g/mol. Key properties include a melting point of 133-137ºC, a boiling point of 264.9±23.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 114.0±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 3955-58-6
- Jingsj CID
- J-45871-5
- Molecular Formula
- C9H12N2S
- Molecular Weight
- 180.270 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 133-137ºC |
|---|---|
| Boiling Point | 264.9±23.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 114.0±22.6 °C |
| Exact Mass | 180.072113 |
| PSA | 56.15000 |
| LogP | 1.42 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.639 |
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 1-Ethyl-3-phenyl-2-thiourea?
The CAS number of 1-Ethyl-3-phenyl-2-thiourea is 3955-58-6.
What are the molecular formula and molecular weight of 1-Ethyl-3-phenyl-2-thiourea?
1-Ethyl-3-phenyl-2-thiourea has molecular formula C9H12N2S and molecular weight 180.270 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. "1-Ethyl-3-phenyl-2-thiourea (CAS 3955-58-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45871-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.