![Molecular structure of 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide (CAS 210421-71-9)](/images/chem_structures_svg/493/210421-71-9.svg)
3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide
Also known as: 3-(N-(4-chloro-3-methylisoxazol-5-yl)sulfamoyl)-N-methoxy-N-methylthiophene-2-carboxamide, N-methoxy-N-methyl-3-(4-chloro-3-methyl-5-isoxazolylsulfamoyl)-2-thiophenecarboxamide, N2-methoxy-N2-methyl-3-(4-chloro-3-methyl-5-isoazolylsulfamoyl)-2-thiophenecarboxamide, 2-Thiophenecarboxamide, 3-[[(4-chloro-3-methyl-5-isoxazolyl)amino]sulfonyl]-N-methoxy-N-methyl-, N-(4-chloro-3-methyl-5-isoxazolyl)-2-(N-methyl-N'-methoxy)aminocarbonyl-3-thiophenesulfonamide, 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide
3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide (CAS 210421-71-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H12ClN3O5S2 and a molecular weight of 365.813 g/mol. Key properties include a boiling point of 588.2±60.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 309.5±32.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 210421-71-9
- Jingsj CID
- J-1019018-8
- Molecular Formula
- C11H12ClN3O5S2
- Molecular Weight
- 365.813 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 588.2±60.0 °C at 760 mmHg |
|---|---|
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 309.5±32.9 °C |
| Exact Mass | 364.990692 |
| PSA | 138.36000 |
| LogP | 0.72 |
| Vapor Pressure | 0.0±1.6 mmHg at 25°C |
| Refractive Index | 1.613 |
Customs & Trade Information
| HS Code | 2935009090 |
|---|---|
| Summary | 2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0% |
Frequently Asked Questions
What is the CAS number of 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide?
The CAS number of 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide is 210421-71-9.
What are the molecular formula and molecular weight of 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide?
3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide has molecular formula C11H12ClN3O5S2 and molecular weight 365.813 g/mol.
What are the upstream and downstream products of 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide?
For 3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide, Upstream Products: N,O-Dimethylhydroxylamine hydrochloride, 3-(N-(4-Chloro-3-methylisoxazol-5-yl)sulfamoyl)thiophene-2-carboxylic acid, Methyl 3-chlorosulfonylthiophene-2-carboxylate; Downstream Products: Sitaxentan.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-[(4-chloro-3-methyl-1,2-oxazol-5-yl)sulfamoyl]-N-methoxy-N-methylthiophene-2-carboxamide (CAS 210421-71-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1019018-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.