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3-phenyl-2,1-benzoxazole-5-carboxylic acid

Also known as: 2,1-Benzisoxazole-5-carboxylic acid, 3-phenyl-, 3-Phenyl-2,1-benzisoxazole-5-carboxylic acid, 3-Phenyl-2,1-benzoxazole-5-carboxylic acid, 3-Phenyl-5-carboxyanthranil, 3-Phenylbenzo[c]isoxazole-5-carboxylic acid

3-phenyl-2,1-benzoxazole-5-carboxylic acid (CAS 39695-71-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H9NO3 and a molecular weight of 239.22600 g/mol. Key properties include a boiling point of 494.8ºC at 760mmHg, a density of 1.348g/cm3 and a flash point of 253ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39695-71-1
Jingsj CID
J-1506365-7
Molecular Formula
C14H9NO3
Molecular Weight
239.22600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point494.8ºC at 760mmHg
Density1.348g/cm3
Flash Point253ºC
Exact Mass239.05800
PSA63.33000
LogP3.19300

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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 3-phenyl-2,1-benzoxazole-5-carboxylic acid?

The CAS number of 3-phenyl-2,1-benzoxazole-5-carboxylic acid is 39695-71-1.

What are the molecular formula and molecular weight of 3-phenyl-2,1-benzoxazole-5-carboxylic acid?

3-phenyl-2,1-benzoxazole-5-carboxylic acid has molecular formula C14H9NO3 and molecular weight 239.22600 g/mol.

What are the upstream and downstream products of 3-phenyl-2,1-benzoxazole-5-carboxylic acid?

For 3-phenyl-2,1-benzoxazole-5-carboxylic acid, Upstream Products: 4-Nitrobenzoic acid, Methyl 4-nitrobenzoate, Ethyl 4-nitrobenzoate.

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

Last updated:

How to cite: Jingsj. "3-phenyl-2,1-benzoxazole-5-carboxylic acid (CAS 39695-71-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1506365-7 (accessed 2026-11-09).

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