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Butyltriphenylphosphonium chloride

Also known as: Butyl(triphenyl)phosphonium chloride, Triphenylbutylphosphonium chloride, BTC, Phosphonium, butyltriphenyl-, chloride, Butyltriphenyl phosphonium chloride

Butyltriphenylphosphonium chloride (CAS 13371-17-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H24ClP and a molecular weight of 354.853 g/mol. Key property: a melting point of 226-230 °C(lit.). 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.
13371-17-0
Jingsj CID
J-23512-1
Molecular Formula
C22H24ClP
Molecular Weight
354.853 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point226-230 °C(lit.)
Exact Mass354.130402
PSA13.59000
LogP1.78460
Additional Propertysoluble

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2931900090
Summary2931900090. 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 Butyltriphenylphosphonium chloride?

The CAS number of Butyltriphenylphosphonium chloride is 13371-17-0.

What are the molecular formula and molecular weight of Butyltriphenylphosphonium chloride?

Butyltriphenylphosphonium chloride has molecular formula C22H24ClP and molecular weight 354.853 g/mol.

Is Butyltriphenylphosphonium chloride hazardous?

Butyltriphenylphosphonium chloride has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Butyltriphenylphosphonium chloride (CAS 13371-17-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23512-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.