4-Oxo-3,4-dihydro-2H-benzo[e][1,2]thiazine-3-carboxylic acid 1,1-dioxide CAS 76508-38-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 76508-38-8 |
| Molecular Formula | C9H7NO5S |
| Molecular Weight | 241.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Oxo-3,4-dihydro-2H-benzo[e][1,2]thiazine-3-carboxylic acid 1,1-dioxide (CAS 76508-38-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H7NO5S. Molecular weight: 241.22 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H7NO5S |
| Molecular Weight | 241.22 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Oxo Standards
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- 3-Oxo-3,4-dihydro-2H-benzo[b][1,4]thiazine-6-carboxylic acid 1,1-dioxide (CAS 656819-53-3)
- 5-(2,3-dihydro-1-benzofuran-5-yl)pyridine-3-carboxylic acid (CAS 1272838-47-7)
- 1-(5,7-Dihydro-6H-pyrrolo[3,4-d]pyrimidin-6-yl)-3-(furan-2-yl)prop-2-en-1-one (CAS 1448140-97-3)
- 3-Benzyl-1,7-dihydro-2H-pyrrolo[2,3-d]pyrimidine-2,4(3H)-dione (CAS 61078-81-7)
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Recommended Standards
- 4-Fluoro-5-morpholino-2-nitroaniline (CAS 215734-56-8)
- 5-(2-Fluorophenyl)-1H-indole-2,3-dione (CAS 893741-91-8)
- 4-(4-Fluoro-5-methyl-2-nitrophenyl)butanoic acid (CAS 210346-38-6)
- 2-(2-Amino-4-(4-methoxy-2-methylphenyl)thiazol-5-yl)acetic acid (CAS 1416345-47-5)
- 2-(Aminomethyl)-3-(difluoromethyl)-5-methylpyridine-6-carboxylic acid (CAS 1806045-44-2)
- Ethyl (6bR,10aS)-3-Methyl-2,3,6b,7,10,10a-hexahydro-1H-pyrido[3’,4’:4,5]pyrrolo[1,2,3-de]quinoxaline-8(9H)-carboxylate (CAS 313369-26-5)
- 3-Methyl-4-propoxyaniline (CAS 112056-20-9)
- 3-(3-Azidopropoxy)-4-methoxybenzoic acid (CAS 2096987-23-2)
- Bosutinib Impurity 13 (CAS CATO-C4X-184713)
- D-Ala35-Tirzepatide (CAS CATO-CPTD788904)
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