Ethyl 5-phenyl-1,3-oxazole-4-carboxylate

Also known as: 5-PHENYL-OXAZOLE-4-CARBOXYLIC ACID ETHYL ESTER, 5-Phenyloxazole-4-carboxylic acid ethyl ester, Ethyl 5-phenyloxazole-4-carboxylate, 5-phenyl-4-oxazolecarboxylic acid ethyl ester, 4-Oxazolecarboxylic acid, 5-phenyl-, ethyl ester, 4-(Ethoxycarbonyl)-5-phenyl-1,3-oxazole, [4-(Ethoxycarbonyl)-1,3-oxazol-5-yl]benzene

Ethyl 5-phenyl-1,3-oxazole-4-carboxylate (CAS 32998-97-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11NO3 and a molecular weight of 217.22100 g/mol. Key properties include a boiling point of 364.2ºC at 760 mmHg, a density of 1.173 g/cm3 and a flash point of 174.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 32998-97-3
Jingsj CID: J-1138397-4
Molecular Formula: C₁₂H₁₁NO₃
Molecular Weight: 217.22100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	364.2ºC at 760 mmHg
Density	1.173 g/cm3
Flash Point	174.1ºC
Exact Mass	217.07400
PSA	52.33000
LogP	2.51830

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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 Ethyl 5-phenyl-1,3-oxazole-4-carboxylate?

The CAS number of Ethyl 5-phenyl-1,3-oxazole-4-carboxylate is 32998-97-3.

What are the molecular formula and molecular weight of Ethyl 5-phenyl-1,3-oxazole-4-carboxylate?

Ethyl 5-phenyl-1,3-oxazole-4-carboxylate has molecular formula C12H11NO3 and molecular weight 217.22100 g/mol.

What are the upstream and downstream products of Ethyl 5-phenyl-1,3-oxazole-4-carboxylate?

For Ethyl 5-phenyl-1,3-oxazole-4-carboxylate, Upstream Products: Ethyl oxazole-4-carboxylate, Chlorobenzene, Bromobenzene; Downstream Products: 5-Phenyl-1,3-oxazole-4-carbonyl chloride, 5-Phenyloxazole-4-carboxylic acid.

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. "Ethyl 5-phenyl-1,3-oxazole-4-carboxylate (CAS 32998-97-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1138397-4 (accessed 2026-11-09).

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