(1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide

Also known as: (1,3-Dioxolan-2-yl)methyltriphenylphosphonium bromide, (1,3-Dioxolan-2-ylmethyl)(triphenyl)phosphonium bromide, 1,3-dioxolan-2-ylmethyl(triphenyl)phosphanium,bromide, Phosphonium, (1,3-dioxolan-2-ylmethyl)triphenyl-, bromide (1:1), MFCD00011966, EINECS 257-977-3

(1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide (CAS 52509-14-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H22BrO2P and a molecular weight of 429.287 g/mol. Key property: a melting point of 193-195 °C(lit.). It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 52509-14-5
Jingsj CID: J-1994027-3
Molecular Formula: C₂₂H₂₂BrO₂P
Molecular Weight: 429.287 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	193-195 °C(lit.)
Exact Mass	428.054077
PSA	32.05000
LogP	0.35740

GHS Safety & Compliance

IrritantSignal word: Warning

H302 — Harmful if swallowed
H312 — Harmful in contact with skin
H332 — Harmful if inhaled
H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of (1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide?

The CAS number of (1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide is 52509-14-5.

What are the molecular formula and molecular weight of (1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide?

(1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide has molecular formula C22H22BrO2P and molecular weight 429.287 g/mol.

Is (1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide hazardous?

(1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

What are the upstream and downstream products of (1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide?

For (1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide, Upstream Products: 2-(Bromomethyl)-1,3-dioxolane, Triphenylphosphine; Downstream Products: Sodium cyanoborohydride, trans-4-Methoxycinnamaldehyde, 4-Methoxybenzaldehyde.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide (CAS 52509-14-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1994027-3 (accessed 2026-11-09).

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