Phenylurea
Also known as: N-Phenylurea, Phenylcarbamide, Monophenylurea, 1-Phenylurea, Urea, N-phenyl-
Phenylurea (CAS 64-10-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H8N2O and a molecular weight of 136.151 g/mol. Key properties include a melting point of 145-147 °C(lit.), a boiling point of 238.0±9.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 97.7±18.7 °C. 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.
- 64-10-8
- Jingsj CID
- J-24390-8
- Molecular Formula
- C7H8N2O
- Molecular Weight
- 136.151 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 145-147 °C(lit.) |
|---|---|
| Boiling Point | 238.0±9.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 97.7±18.7 °C |
| Exact Mass | 136.063660 |
| PSA | 55.12000 |
| LogP | 0.83 |
| Additional Property | >1 (vs air) |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.638 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Additional Property | H2O: 10 mg/mL, clear |
GHS Safety & Compliance
- H302 — Harmful if swallowed
Frequently Asked Questions
What is the CAS number of Phenylurea?
The CAS number of Phenylurea is 64-10-8.
What are the molecular formula and molecular weight of Phenylurea?
Phenylurea has molecular formula C7H8N2O and molecular weight 136.151 g/mol.
Is Phenylurea hazardous?
Phenylurea has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of Phenylurea?
For Phenylurea, Upstream Products: Potassium cyanate, Ethyl carbamate, Urea; Downstream Products: 3-(phenylcarbamoylamino)propanoic acid, 5-methyl-1-phenylimidazolidine-2,4-dione, 4-Phenylsemicarbazide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Phenylurea (CAS 64-10-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24390-8 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.