Benzil
Also known as: 1,2-Diphenyl-1,2-ethanedione, 1,2-Diphenylethanedione, Dibenzoyl, Bibenzoyl, Diphenylglyoxal, Diphenylethanedione, Diphenyl diketone, Diphenyl-α,β-diketone, Esacure KBO, AURORA 14062, CHC-12, EINECS 205-157-0, MFCD00003080
Benzil (CAS 134-81-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H10O2 and a molecular weight of 210.228 g/mol. Key properties include a melting point of 94-95 °C(lit.), a boiling point of 347.0±11.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 142.6±4.9 °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.
- 134-81-6
- Jingsj CID
- J-1135172-0
- Molecular Formula
- C14H10O2
- Molecular Weight
- 210.228 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 94-95 °C(lit.) |
|---|---|
| Boiling Point | 347.0±11.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 142.6±4.9 °C |
| Exact Mass | 210.068085 |
| PSA | 34.14000 |
| LogP | 3.38 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.594 |
| Additional Property | 0.5 g/L (20 ºC) |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 29143900 |
|---|
Frequently Asked Questions
What is the CAS number of Benzil?
The CAS number of Benzil is 134-81-6.
What are the molecular formula and molecular weight of Benzil?
Benzil has molecular formula C14H10O2 and molecular weight 210.228 g/mol.
Is Benzil hazardous?
Benzil 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 Benzil?
For Benzil, Downstream Products: 4-Amino-4-methyl-2-pentanol, 2,4,4,6-Tetramethyl-1-oxa-3-aza-2-cyclohexene, Isobutaneboronic 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. "Benzil (CAS 134-81-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1135172-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.