Tris(2,4,6-trimethylphenyl)phosphine
三(2,4,6-三甲基苯基)膦
Also known as: Trimesitylphosphine, Tris(2,4,6-trimethylphenyl)phosphine, Trismesitylphosphine, Phosphine, tris(2,4,6-trimethylphenyl)-, MFCD00014912
Tris(2,4,6-trimethylphenyl)phosphine (CAS 23897-15-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C27H33P and a molecular weight of 388.525 g/mol. It is also known as Trimesitylphosphine, Trismesitylphosphine and Phosphine, tris(2,4,6-trimethylphenyl)-. Key properties include a melting point of 185-188 °C(lit.), a boiling point of 491.1±45.0 °C at 760 mmHg and a flash point of 266.2±35.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 23897-15-6
- Jingsj CID
- J-13906-9
- Molecular Formula
- C27H33P
- Chinese Name
- 三(2,4,6-三甲基苯基)膦
- Molecular Weight
- 388.525 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 185-188 °C(lit.) |
|---|---|
| Boiling Point | 491.1±45.0 °C at 760 mmHg |
| Flash Point | 266.2±35.0 °C |
| Exact Mass | 388.231995 |
| PSA | 13.59000 |
| LogP | 9.83 |
| Vapor Pressure | 0.0±1.2 mmHg at 25°C |
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 Tris(2,4,6-trimethylphenyl)phosphine?
The CAS number of Tris(2,4,6-trimethylphenyl)phosphine is 23897-15-6.
What are the molecular formula and molecular weight of Tris(2,4,6-trimethylphenyl)phosphine?
Tris(2,4,6-trimethylphenyl)phosphine has molecular formula C27H33P and molecular weight 388.525 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tris(2,4,6-trimethylphenyl)phosphine (CAS 23897-15-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13906-9 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.