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Choline tosylate

Also known as: 2-Hydroxy-N,N,N-trimethylethanaminium 4-methylbenzenesulfonate, Choline p-toluenesulfonate, (2-Hydroxyethyl)trimethylammonium toluene-4-sulphonate, Choline 4-methylbenzenesulphonate salt, [2-HYDROXYETHYL]TRIMETHYLAMMONIUM P-TOLUENESULFONATE SALT

Choline tosylate (CAS 55357-38-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C12H21NO4S and a molecular weight of 275.36400 g/mol. Key property: a melting point of 95°C. 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.
55357-38-5
Jingsj CID
J-39652-1
Molecular Formula
C12H21NO4S
Molecular Weight
275.36400 g/mol
Category
Solvents
Last updated
8/21/2026
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Physicochemical Properties

Melting Point95°C
Exact Mass275.11900
PSA85.81000
LogP1.66480

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2923900090
Summary2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Choline tosylate?

The CAS number of Choline tosylate is 55357-38-5.

What are the molecular formula and molecular weight of Choline tosylate?

Choline tosylate has molecular formula C12H21NO4S and molecular weight 275.36400 g/mol.

Is Choline tosylate hazardous?

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

What are the upstream and downstream products of Choline tosylate?

For Choline tosylate, Upstream Products: N,N-Dimethylethanolamine, Methyl p-toluenesulfonate; Downstream Products: 1-O-octadecyl-2-hydroxy-sn-glycero-3-phosphocholine, 1,2-Dipalmitoyl-sn-glycero-3-phosphocholine, 1-O-octadecyl-2-acetyl-sn-glycero-3-phosphocholine.

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

Last updated:

How to cite: Jingsj. "Choline tosylate (CAS 55357-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39652-1 (accessed 2026-11-09).

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