4-Hydroxy-1-methyl-N-phenyl-1H-thieno[3,2-c][1,2]thiazine-3-carbothioamide 2,2-dioxide CAS 303987-83-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303987-83-9 |
| Molecular Formula | C14H12N2O3S3 |
| Molecular Weight | 352.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-1-methyl-N-phenyl-1H-thieno[3,2-c][1,2]thiazine-3-carbothioamide 2,2-dioxide (CAS 303987-83-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H12N2O3S3. Molecular weight: 352.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H12N2O3S3 |
| Molecular Weight | 352.45 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 3 |
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Recommended Standards
- 4,6-Dimethyl-N-phenyl-3-(o-tolylsulfonyl)pyridin-2-amine (CAS 338956-82-4)
- 4-Methoxy-N-((octylsulfonyl)oxy)benzimidoyl cyanide (CAS 204993-57-7)
- 4,5,6-trichloro-2-(methylthio)pyrimidine (CAS 6693-10-3)
- 2-((1H-Pyrrol-1-yl)methyl)pyridine (CAS 78210-51-2)
- 3-Cyano-5-cyclopropoxypyridine-2-sulfonamide (CAS 1243322-98-6)
- Androstanolone-d3 (CAS 79037-34-6)
- Miglustat (CAS 72599-27-0)
- 2-(7-Chlorothieno[3,2-b]pyridin-3-yl)acetic acid (CAS 2573799-58-1)
- [3-(4-fluorophenyl)prop-1-yn-1-yl]trimethylsilane (CAS 133218-06-1)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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