5-Phenylisothiazole CAS 1075-21-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1075-21-4 |
| Molecular Formula | C9H7NS |
| Molecular Weight | 161.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Phenylisothiazole (CAS 1075-21-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H7NS. Molecular weight: 161.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H7NS |
| Molecular Weight | 161.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Phenylisothiazole Standards
- 3-Methyl-5-phenylisothiazole (CAS 1732-45-2)
- 3-Phenylisothiazole-4-carbonitrile (CAS 13950-68-0)
- 5-Phenylisothiazole-3-carboxylic acid (CAS 1732-46-3)
- 3-Phenylisothiazole-4-carboxylic acid (CAS 18160-82-2)
- Methyl 3-phenylisothiazole-5-carboxylate (CAS 68438-26-6)
- Ethyl 3-phenylisothiazole-4-carboxylate (CAS 67049-00-7)
- Ethyl 3-phenylisothiazole-5-carboxylate (CAS 27545-57-9)
Recommended Standards
- Quinoline-6-thiol (CAS 100653-59-6)
- (Butane-2-sulfonyl)-acetonitrile (CAS 1153970-76-3)
- Hexahydro-2H-thieno[2,3-c]pyrrole 1,1-dioxide (CAS 1000931-52-1)
- 3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(3,5-dichlorophenyl)propanoic acid (CAS 188814-26-8)
- 7-(ethanesulfonyl)-3H,4H,5H,6H,7H,8H-pyrido[3,4-d]pyrimidin-4-one (CAS 1803591-27-6)
- (E)-(5-Phenylpent-1-en-1-yl)boronic acid (CAS 161282-94-6)
- tert-Butyl 2-methyl-3-[(4-phenylbutan-2-yl)amino]propanoate (CAS 1221341-92-9)
- 5-Amino-6-(2,4-difluorophenoxy)-2,3-dihydro-1H-inden-1-one (CAS 82505-55-3)
- Nickel(II) carbonate hydrate (CAS 12607-70-4)
- T-Peptide (CAS 2022956-62-1)
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