Methyl 4-amino-3-(4-nitrophenyl)isothiazole-5-carboxylate CAS 100361-49-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 100361-49-7 |
| Molecular Formula | C11H9N3O4S |
| Molecular Weight | 279.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 4-amino-3-(4-nitrophenyl)isothiazole-5-carboxylate (CAS 100361-49-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H9N3O4S. Molecular weight: 279.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H9N3O4S |
| Molecular Weight | 279.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Letermovir Impurity 76 (CAS CATO-C4X-291576)
- 2-(2-(2-Hydroxynicotinamido)thiazol-4-yl)acetic acid (CAS 1019115-39-9)
- Norfloxacin Impurity 59 (CAS CATO-C4X-146859)
- n-Ethyl-5-fluoro-2-methylbenzenesulfonamide (CAS 1095013-36-7)
- N-(2-((5-Chloro-2-nitrophenyl)thio)phenyl)acetamide (CAS 107522-19-0)
- 7-Bromo-3-ethyl-3,4-dihydroquinoxalin-2(1H)-one (CAS 874217-03-5)
- 4-((5-Bromofuran-2-yl)methylene)-2-phenyloxazol-5(4H)-one (CAS 89389-98-0)
- 1,4-Diethyl-2-methyl-1H-pyrrole (CAS 198344-74-0)
- 5-Bromo-6-chloro-1-methylpyridin-2(1H)-one (CAS 960299-33-6)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com