Triphenylphosphine dibromide
Also known as: Dibromotriphenylphosphorane, Dibromo(triphenyl)phosphorane, Triphenylphosphine dibromide, Bromotriphenylphosphonium bromide, Phosphorane, dibromotriphenyl-, dibromo(triphenyl)-λ5-phosphane
Triphenylphosphine dibromide (CAS 1034-39-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H15Br2P and a molecular weight of 422.094 g/mol. Key property: a melting point of 235 °C (dec.)(lit.). It is classified under GHS with signal word Danger and hazard statements 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.
- 1034-39-5
- Jingsj CID
- J-11181-9
- Molecular Formula
- C18H15Br2P
- Molecular Weight
- 422.094 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 235 °C (dec.)(lit.) |
|---|---|
| Exact Mass | 419.927795 |
| PSA | 13.59000 |
| LogP | 5.13600 |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Triphenylphosphine dibromide?
The CAS number of Triphenylphosphine dibromide is 1034-39-5.
What are the molecular formula and molecular weight of Triphenylphosphine dibromide?
Triphenylphosphine dibromide has molecular formula C18H15Br2P and molecular weight 422.094 g/mol.
Is Triphenylphosphine dibromide hazardous?
Triphenylphosphine dibromide has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Triphenylphosphine dibromide (CAS 1034-39-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11181-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.