5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid
Also known as: 5-Methyl-2-phenyloxazole-4-carboxylic acid, 2-phenyl-5-methyl-oxazole-4-carboxylic acid, 4-Carboxy-5-methyl-2-phenyl-1,3-oxazole, 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid 97%, IFLAB-BB F2124-0564
5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid (CAS 18735-74-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H9NO3 and a molecular weight of 203.19400 g/mol. Key properties include a melting point of 182°C and a boiling point of 400.1°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 18735-74-5
- Jingsj CID
- J-32006-9
- Molecular Formula
- C11H9NO3
- Molecular Weight
- 203.19400 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 182°C |
|---|---|
| Boiling Point | 400.1°C |
| Exact Mass | 203.05800 |
| PSA | 63.33000 |
| LogP | 2.34820 |
| Storage Conditions | 2-8°C |
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 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid?
The CAS number of 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid is 18735-74-5.
What are the molecular formula and molecular weight of 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid?
5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid has molecular formula C11H9NO3 and molecular weight 203.19400 g/mol.
What are the upstream and downstream products of 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid?
For 5-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid, Upstream Products: benzoic acid, Benzoyl chloride, N-Benzoyl-L-threonine methyl ester; Downstream Products: 4-Methyl-2-phenyl-1H-imidazole, 5-methyl-2-phenyl-1,3-oxazole-4-carbonyl chloride, 5-Methyl-2-phenyloxazole-4-carboxamide.
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-Methyl-2-phenyl-1,3-oxazole-4-carboxylic acid (CAS 18735-74-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32006-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.