2-chloro-6H-thieno[2,3-b]pyrrole-5-carboxylic acid CAS 332099-03-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 332099-03-3 |
| Molecular Formula | C7H4ClNO2S |
| Molecular Weight | 201.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-6H-thieno[2,3-b]pyrrole-5-carboxylic acid (CAS 332099-03-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H4ClNO2S. Molecular weight: 201.63 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H4ClNO2S |
| Molecular Weight | 201.63 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Chloro-5-fluoro-4-(pyrrolidin-1-yl)pyrimidine (CAS 923119-59-9)
- 2-chloro-N-(2-fluoro-4-methylphenyl)acetamide (CAS 366-45-0)
- 2-Chloro-4H-thieno[3,2-b]pyrrole-5-carboxylic acid (CAS 332099-40-8)
- 117507-63-8 2-Amino-N-furan-2-ylmethyl-benzamide 2-amino-n-(2-furylmethyl)benzamide 2-amino-n-(furan-2-ylmethyl)benzamide (CAS 117507-63-8)
- 5-Chloro-4-methylpent-1-ene (CAS 13846-29-2)
- (1-methyl-1H-imidazol-2-yl)(phenyl)methylamine (CAS 871565-28-5)
- 2,3,4-Trihydroxy-6-methylbenzaldehyde (CAS 65195-49-5)
- 4-[2-(2,4-Dimethoxyphenyl)ethyl]piperidine (CAS 893755-77-6)
- ethyl piperazine-2-carboxylate dihydrochloride (CAS 129798-91-0)
- Semaglutide impurity 198 (CAS CATO-C4X-2226198)
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