Methyl 2-((1,1-dioxidobenzo[d]isothiazol-3(2h)-ylidene)amino)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate CAS 568550-83-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 568550-83-4 |
| Molecular Formula | C17H16N2O4S2 |
| Molecular Weight | 376.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 2-((1,1-dioxidobenzo[d]isothiazol-3(2h)-ylidene)amino)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (CAS 568550-83-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H16N2O4S2. Molecular weight: 376.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H16N2O4S2 |
| Molecular Weight | 376.45 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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- 3-((1,1-Dioxidobenzo[d]isothiazol-3-yl)amino)propyl 2-bromobutanoate (CAS 591212-97-4)
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Recommended Standards
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- Methyl ((S)-2-(((benzyloxy)carbonyl)amino)-3,3-dimethylbutanoyl)-L-prolinate (CAS 78657-94-0)
- Myricetin 3-O-β-D-xylopyranosyl(1-2)-β-D-glucopyranoside (CAS 142449-93-2)
- Z-Tyr-Phe-OH (CAS 63023-95-0)
- N-Nitroso Pentoxyverine Impurity 13 (CAS CATO-C4X-227013)
- D-glutamic Acid Diethyl Ester (CAS 13107-55-6)
- (2S,3R)-2-Hydroxy-3-methylbutanedioic acid (CAS 85026-06-8)
- 4-Chloro-6-(difluoromethyl)-2-methoxynicotinic acid (CAS 1805081-64-4)
- Semaglutide impurity 215 (CAS CATO-C4X-2226215)
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