3-Methoxyisothiazole-5-carbaldehyde CAS 300768-05-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 300768-05-2 |
| Molecular Formula | C5H5NO2S |
| Molecular Weight | 143.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-Methoxyisothiazole-5-carbaldehyde (CAS 300768-05-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H5NO2S. Molecular weight: 143.16 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H5NO2S |
| Molecular Weight | 143.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methoxyisothiazole Standards
Recommended Standards
- 3-Hydroxythiophene-2-carboxamide (CAS 57059-24-2)
- 3-Methyl-2-nitrothiophene (CAS 32059-75-9)
- 3-Amino-2-thiophenecarboxylic Acid (CAS 55341-87-2)
- 4-((Phenylthio)methyl)thiazol-2-amine (CAS 1082142-78-6)
- Tert-butyl 4-((4-isopropylphenyl)amino)piperidine-1-carboxylate (CAS 241499-44-5)
- Glipizide Impurity 6 (CAS 35450-53-4)
- 4,5-Dihydronaphtho[1,2-b]thiophene-2-carbohydrazide (CAS 278782-13-1)
- 1-Benzyl-1H-imidazol-4-amine (CAS 767571-29-9)
- Ivacaftor Methylcarbonate (CAS 1246213-45-5)
- Semaglutide Impurity 122 (CAS CATO-C4X-2226122)
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