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o-Xylylenebis(triphenylphosphonium bromide)

Also known as: 1,2-Bis(triphenylphosphoniomethyl)benzene dibromide, (o-Phenylenedimethylene)bis[triphenylphosphonium bromide], [1,2-Phenylenebis(methylene)]bis(triphenylphosphonium) dibromide, Phosphonium, 1,1'-[1,2-phenylenebis(methylene)]bis[1,1,1-triphenyl-, bromide (1:2), o-Xylene bis(triphenylphosphonium bromide), NSC 78589, NSC 665614

o-Xylylenebis(triphenylphosphonium bromide) (CAS 1519-46-6) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C44H38Br2P2 and a molecular weight of 788.52800 g/mol. Key property: a melting point of 300ºC. 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.
1519-46-6
Jingsj CID
J-29431-5
Molecular Formula
C44H38Br2P2
Molecular Weight
788.52800 g/mol
Category
Solvents
Last updated
8/21/2026
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Physicochemical Properties

Melting Point300ºC
Exact Mass786.08200
PSA27.18000
LogP2.68280

GHS Safety & Compliance

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

Frequently Asked Questions

What is the CAS number of o-Xylylenebis(triphenylphosphonium bromide)?

The CAS number of o-Xylylenebis(triphenylphosphonium bromide) is 1519-46-6.

What are the molecular formula and molecular weight of o-Xylylenebis(triphenylphosphonium bromide)?

o-Xylylenebis(triphenylphosphonium bromide) has molecular formula C44H38Br2P2 and molecular weight 788.52800 g/mol.

Is o-Xylylenebis(triphenylphosphonium bromide) hazardous?

o-Xylylenebis(triphenylphosphonium bromide) 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. "o-Xylylenebis(triphenylphosphonium bromide) (CAS 1519-46-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29431-5 (accessed 2026-11-09).

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