5-Chloro-1,3-benzothiazole-2-carboxylic acid CAS 3507-53-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3507-53-7 |
| Molecular Formula | C8H4ClNO2S |
| Molecular Weight | 213.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Chloro-1,3-benzothiazole-2-carboxylic acid (CAS 3507-53-7) pharmaceutical standards reference standard. Molecular formula: C8H4ClNO2S. Molecular weight: 213.64 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8H4ClNO2S |
| Molecular Weight | 213.64 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-(3-Chloro-4-ethoxy-5-fluorophenyl)acetonitrile (CAS 1017778-94-7)
- 4-Chloro-N-cyclopropyl-2-fluorobenzamide (CAS 1090552-62-7)
- 2-(4-Chloro-3-ethoxy-2-fluorophenyl)acetonitrile (CAS 1323966-15-9)
- 4-(3-Chloro-4-fluorophenoxy)butanenitrile (CAS 1342711-20-9)
- 5-Chloro-3-(thiophen-2-yl)-1,2-oxazole-4-carbaldehyde (CAS 1354932-86-7)
- 4-(4-Chloro-2-fluorophenoxy)butanenitrile (CAS 1378882-08-6)
- 4-(2-Chloro-5-fluorophenoxy)butanenitrile (CAS 1379351-38-8)
- 4-(3-Chloro-2-fluorophenoxy)butanenitrile (CAS 1379358-89-0)
Recommended Standards
- 5-(Chloromethyl)-3-(4-fluorophenyl)-4,5-dihydro-1,2-oxazole (CAS 253443-43-5)
- 5-Thien-2-yl-1,3-oxazole-4-carbonyl chloride (CAS 914637-78-8)
- 5-(3-chlorophenyl)-2H-1,3,4-oxathiazol-2-one (CAS 23589-73-3)
- 1,2-Dimethyl-5-nitro-1H-indole-3-carbaldehyde (CAS 3558-15-4)
- Salmefamol (CAS 18910-65-1)
- 2,3-Dichloro-4-(difluoromethyl)-6-(trifluoromethyl)pyridine (CAS 1805247-61-3)
- 3-Methyl-2-oxabicyclo[2.2.2]octane-1-carboxylic acid (CAS 2445784-32-5)
- Methyl N-methyl-N-(phenylsulfonyl)glycinate (CAS 724743-96-8)
- (2-Methyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyridin-8-yl)methanamine dihydrochloride (CAS 2173999-71-6)
- C-telopeptide (CAS 162929-64-8)
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