Tetrabutylphosphonium hydroxide
Also known as: Tetra-n-butylphosphonium hydroxide, TBPH, Phosphonium, tetrabutyl-, hydroxide (1:1), Tetrabutylphosphonium hydroxide solution, tetrabutylphosphanium hydroxide
Tetrabutylphosphonium hydroxide (CAS 14518-69-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H37OP and a molecular weight of 276.438 g/mol. Key property: a density of 0.989 g/mL at 25 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 14518-69-5
- Jingsj CID
- J-1408275-8
- Molecular Formula
- C16H37OP
- Molecular Weight
- 276.438 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Density | 0.989 g/mL at 25 °C |
|---|---|
| Exact Mass | 276.258209 |
| PSA | 36.65000 |
| LogP | 6.02760 |
| Refractive Index | n20/D 1.412 |
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 Tetrabutylphosphonium hydroxide?
The CAS number of Tetrabutylphosphonium hydroxide is 14518-69-5.
What are the molecular formula and molecular weight of Tetrabutylphosphonium hydroxide?
Tetrabutylphosphonium hydroxide has molecular formula C16H37OP and molecular weight 276.438 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tetrabutylphosphonium hydroxide (CAS 14518-69-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1408275-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.