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2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt

Also known as: 3-(2-methyl-5-phenyl-1,3-benzoxazol-3-ium-3-yl)propane-1-sulfonate, 2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium inner salt, Benzoxazolium, 2-methyl-5-phenyl-3-(3-sulfopropyl)-, inner salt, EINECS 266-175-2, MFCD00142941, 2-methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium betaine

2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt (CAS 66142-15-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C17H17NO4S and a molecular weight of 331.38600 g/mol. Key property: a melting point of 286-288ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
66142-15-2
Jingsj CID
J-49064-2
Molecular Formula
C17H17NO4S
Molecular Weight
331.38600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point286-288ºC(lit.)
Exact Mass331.08800
PSA82.60000
LogP3.71180

Frequently Asked Questions

What is the CAS number of 2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt?

The CAS number of 2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt is 66142-15-2.

What are the molecular formula and molecular weight of 2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt?

2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt has molecular formula C17H17NO4S and molecular weight 331.38600 g/mol.

What are the upstream and downstream products of 2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt?

For 2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt, Upstream Products: 1,3-Propanesultone, 2-Methyl-5-phenylbenzoxazole.

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

Last updated:

How to cite: Jingsj. "2-Methyl-5-phenyl-3-(3-sulfopropyl)benzoxazolium hydroxide inner salt (CAS 66142-15-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49064-2 (accessed 2026-11-09).

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