2-Hydrazono-3-methyl-2,3-dihydrobenzo[d]thiazole-6-sulfonic acid CAS 71176-53-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 71176-53-9 |
| Molecular Formula | C8H9N3O3S2 |
| Molecular Weight | 259.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Hydrazono-3-methyl-2,3-dihydrobenzo[d]thiazole-6-sulfonic acid (CAS 71176-53-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9N3O3S2. Molecular weight: 259.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9N3O3S2 |
| Molecular Weight | 259.31 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 2-[4-(1h-pyrazol-1-ylmethyl)phenyl]benzonitrile (CAS 956728-61-3)
- 2-Methyl-7-(naphthalen-2-yl)pyrazolo[1,5-a]pyrimidine (CAS 439095-79-1)
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- 1-Methyl-2,5-dihydrophosphole 1-oxide (CAS 930-38-1)
- 4-Methyl-N-(pent-1-en-3-yl)benzenesulfonamide (CAS 124070-39-9)
- 3-Methylnonan-3-ol (CAS 21078-72-8)
- 2-Ethyl-4-(2-oxopiperidin-1-yl)benzaldehyde (CAS 1260764-38-2)
- N-(4-(N-(4-fluoro-3-nitrophenyl)sulfamoyl)phenyl)acetamide (CAS 321531-95-7)
- (S)-1-(4-Ethoxy-3-methoxyphenyl)ethan-1-amine (CAS 1212969-40-8)
- Semaglutide Impurity 189 (CAS CATO-C4X-2226189)
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