Methyl isothiazole-5-carboxylate
5-异噻唑羧酸甲酯
Also known as: Isothiazole-5-carboxylic acid methyl ester, 5-Isothiazolecarboxylic acid methyl ester, methyl 1,2-thiazole-5-carboxylate, AC-6607
Methyl isothiazole-5-carboxylate (CAS 15901-66-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5NO2S and a molecular weight of 143.16400 g/mol. It is also known as Isothiazole-5-carboxylic acid methyl ester, 5-Isothiazolecarboxylic acid methyl ester and methyl 1,2-thiazole-5-carboxylate. Key properties include a boiling point of 151.1ºC at 760 mmHg, a density of 1.301 g/cm3 and a flash point of 45.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 15901-66-3
- Jingsj CID
- J-1390522-2
- Molecular Formula
- C5H5NO2S
- Chinese Name
- 5-异噻唑羧酸甲酯
- Molecular Weight
- 143.16400 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 151.1ºC at 760 mmHg |
|---|---|
| Density | 1.301 g/cm3 |
| Flash Point | 45.2ºC |
Frequently Asked Questions
What is the CAS number of Methyl isothiazole-5-carboxylate?
The CAS number of Methyl isothiazole-5-carboxylate is 15901-66-3.
What are the molecular formula and molecular weight of Methyl isothiazole-5-carboxylate?
Methyl isothiazole-5-carboxylate has molecular formula C5H5NO2S and molecular weight 143.16400 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Methyl isothiazole-5-carboxylate (CAS 15901-66-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1390522-2 (accessed 2026-10-24).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.