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(tert-Butoxycarbonylmethyl)triphenylphosphonium chloride

Also known as: (2-(tert-Butoxy)-2-oxoethyl)triphenylphosphonium chloride, Carbo-tert-butoxymethyl triphenylphosphonium chloride, [2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]-triphenylphosphanium chloride, Phosphonium, [2-(1,1-dimethylethoxy)-2-oxoethyl]triphenyl-, chloride (1:1)

(tert-Butoxycarbonylmethyl)triphenylphosphonium chloride (CAS 35000-37-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C24H26ClO2P and a molecular weight of 412.88900 g/mol. Key properties include a melting point of 191-193°C, a boiling point of 237.3ºC at 760mmHg, a density of 1.165g/cm3 and a flash point of 97.3ºC. 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.
35000-37-4
Jingsj CID
J-32610-3
Molecular Formula
C24H26ClO2P
Molecular Weight
412.88900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point191-193°C
Boiling Point237.3ºC at 760mmHg
Density1.165g/cm3
Flash Point97.3ºC
Exact Mass412.13600
PSA39.89000
LogP1.32620

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 (tert-Butoxycarbonylmethyl)triphenylphosphonium chloride?

The CAS number of (tert-Butoxycarbonylmethyl)triphenylphosphonium chloride is 35000-37-4.

What are the molecular formula and molecular weight of (tert-Butoxycarbonylmethyl)triphenylphosphonium chloride?

(tert-Butoxycarbonylmethyl)triphenylphosphonium chloride has molecular formula C24H26ClO2P and molecular weight 412.88900 g/mol.

Is (tert-Butoxycarbonylmethyl)triphenylphosphonium chloride hazardous?

(tert-Butoxycarbonylmethyl)triphenylphosphonium 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. "(tert-Butoxycarbonylmethyl)triphenylphosphonium chloride (CAS 35000-37-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32610-3 (accessed 2026-11-09).

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