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5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid

Also known as: 5-(3,4-dimethoxyphenyl)-1,2-oxazole-3-carboxylic acid, 5-(3,4-dimethoxyphenyl)-3-isoxazolecarboxylic acid, 5-(3,4-Dimethoxy-phenyl)-isoxazole-3-carboxylic acid

5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid (CAS 33282-17-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11NO5 and a molecular weight of 249.21900 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33282-17-6
Jingsj CID
J-1030354-5
Molecular Formula
C12H11NO5
Molecular Weight
249.21900 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass249.06400
PSA81.79000
LogP2.05700

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 5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid?

The CAS number of 5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid is 33282-17-6.

What are the molecular formula and molecular weight of 5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid?

5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid has molecular formula C12H11NO5 and molecular weight 249.21900 g/mol.

What are the upstream and downstream products of 5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid?

For 5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid, Upstream Products: 3,4-Dimethoxyacetophenone.

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

Last updated:

How to cite: Jingsj. "5-(3,4-Dimethoxyphenyl)isoxazole-3-carboxylic acid (CAS 33282-17-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1030354-5 (accessed 2026-11-09).

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