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Triphenylantimony

Also known as: Triphenylstibine, Triphenylstibane, Antimony(III) triphenyl, Stibine, triphenyl-, Triphenylstiban, Trifenylstibin

Triphenylantimony (CAS 603-36-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H15Sb and a molecular weight of 353.072 g/mol. Key properties include a melting point of 52-55ºC, a boiling point of 377ºC, a density of 1.43 and a flash point of 109ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H332 — Harmful if inhaled and H411 — Toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
603-36-1
Jingsj CID
J-1991906-5
Molecular Formula
C18H15Sb
Molecular Weight
353.072 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point52-55ºC
Boiling Point377ºC
Density1.43
Flash Point109ºC
Exact Mass352.021210
LogP4.46040
Refractive Index1.6948 (42ºC)
Additional PropertyINSOLUBLE

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H332 — Harmful if inhaled
  • H411 — Toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code29310095

Frequently Asked Questions

What is the CAS number of Triphenylantimony?

The CAS number of Triphenylantimony is 603-36-1.

What are the molecular formula and molecular weight of Triphenylantimony?

Triphenylantimony has molecular formula C18H15Sb and molecular weight 353.072 g/mol.

Is Triphenylantimony hazardous?

Triphenylantimony has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H332 — Harmful if inhaled; H411 — Toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of Triphenylantimony?

For Triphenylantimony, Upstream Products: Antimony trichloride, 2-Amino-2,4,6-cycloheptatrien-1-one, Triphenylantimony dichloride; Downstream Products: Triphenylantimony oxide, 2-Phenylacetophenone, Phenylboronic acid neopentylglycol ester.

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

Last updated:

How to cite: Jingsj. "Triphenylantimony (CAS 603-36-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991906-5 (accessed 2026-11-06).

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