Ethyl 5-methylisoxazole-4-carboxylate
Also known as: 5-Methylisoxazole-4-carboxylic acid ethyl ester, 5-methyl-4-isoxazolecarboxylic acid ethyl ester, 4-Isoxazolecarboxylic acid, 5-methyl-, ethyl ester, Ethyl 5-methyl-1,2-oxazole-4-carboxylate, Ethyl-5-methylisoxazole-4-carboxylate, 5-Methyl-4-isoxazolecarboxylate
Ethyl 5-methylisoxazole-4-carboxylate (CAS 51135-73-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H9NO3 and a molecular weight of 155.15100 g/mol. Key properties include a boiling point of 95-97°C 15mm, a density of 1.118 g/mL at 25 °C and a flash point of 95-97°C/15mm. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 51135-73-0
- Jingsj CID
- J-1331653-5
- Molecular Formula
- C7H9NO3
- Molecular Weight
- 155.15100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 95-97°C 15mm |
|---|---|
| Density | 1.118 g/mL at 25 °C |
| Flash Point | 95-97°C/15mm |
| Exact Mass | 155.05800 |
| PSA | 52.33000 |
| LogP | 1.15970 |
| Refractive Index | 1.4597 |
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-methylisoxazole-4-carboxylate?
The CAS number of Ethyl 5-methylisoxazole-4-carboxylate is 51135-73-0.
What are the molecular formula and molecular weight of Ethyl 5-methylisoxazole-4-carboxylate?
Ethyl 5-methylisoxazole-4-carboxylate has molecular formula C7H9NO3 and molecular weight 155.15100 g/mol.
What are the upstream and downstream products of Ethyl 5-methylisoxazole-4-carboxylate?
For Ethyl 5-methylisoxazole-4-carboxylate, Downstream Products: 5-Methylisoxazole-4-carboxylic acid, Ethyl 5-amino-3-methyl-1H-pyrazole-4-carboxylate, Ethyl 2-cyanoacetoacetate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl 5-methylisoxazole-4-carboxylate (CAS 51135-73-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1331653-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.