meso-1,2-Dibromo-1,2-diphenylethane
Also known as: (1R,2S)-1,2-Dibromo-1,2-diphenylethane, 1,2-Dibromo-1,2-diphenylethane, Stilbene dibromide, meso-Stilbene dibromide, 1,2-dibromo-1,2-diphenylethane, alpha,alpha'-Dibromobibenzyl, Dibromodiphenylethane
meso-1,2-Dibromo-1,2-diphenylethane (CAS 13440-24-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H12Br2 and a molecular weight of 340.05300 g/mol. Key properties include a melting point of 241 °C (dec.)(lit.), a boiling point of 323.8ºC at 760 mmHg, a density of 1.613 g/cm3 and a flash point of 173.2ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 13440-24-9
- Jingsj CID
- J-22792-9
- Molecular Formula
- C14H12Br2
- Molecular Weight
- 340.05300 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 241 °C (dec.)(lit.) |
|---|---|
| Boiling Point | 323.8ºC at 760 mmHg |
| Density | 1.613 g/cm3 |
| Flash Point | 173.2ºC |
| Exact Mass | 337.93100 |
| LogP | 5.25880 |
| Vapor Pressure | 0.000484mmHg at 25°C |
| Refractive Index | 1.637 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2903999090 |
|---|---|
| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of meso-1,2-Dibromo-1,2-diphenylethane?
The CAS number of meso-1,2-Dibromo-1,2-diphenylethane is 13440-24-9.
What are the molecular formula and molecular weight of meso-1,2-Dibromo-1,2-diphenylethane?
meso-1,2-Dibromo-1,2-diphenylethane has molecular formula C14H12Br2 and molecular weight 340.05300 g/mol.
Is meso-1,2-Dibromo-1,2-diphenylethane hazardous?
meso-1,2-Dibromo-1,2-diphenylethane has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of meso-1,2-Dibromo-1,2-diphenylethane?
For meso-1,2-Dibromo-1,2-diphenylethane, Upstream Products: trans-Stilbene, stilbene, diphenylethylene; Downstream Products: stilbene, Hydrogen bromide, S-Phenyl benzenethiosulfonate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "meso-1,2-Dibromo-1,2-diphenylethane (CAS 13440-24-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22792-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.