3-Chlorothieno[3,2-b]pyridine-2-carboxylic acid CAS 1379299-75-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1379299-75-8 |
| Molecular Formula | C8H4ClNO2S |
| Molecular Weight | 213.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chlorothieno[3,2-b]pyridine-2-carboxylic acid (CAS 1379299-75-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H4ClNO2S. Molecular weight: 213.64 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chlorothieno Standards
- 6-Chlorothieno[3,2-b]pyridine-3-carboxylic acid (CAS 1146081-35-7)
- 5-Chlorothieno[3,2-b]pyridine-6-carboxylic acid (CAS 117390-36-0)
- 5-Chlorothieno[3,2-b]pyridine-3-carboxylic acid (CAS 1356016-34-6)
- 7-chlorothieno[2,3-c]pyridine-2-carboxylic acid (CAS 1360902-95-9)
- 4-Chlorothieno[2,3-b]pyridine-2-carboxylic acid (CAS 1379335-94-0)
- 4-Chlorothieno[3,2-d]pyrimidine-6-carboxamide (CAS 1431411-18-5)
- 5-chlorothieno[3,2-b]pyridine-2-carboxylic acid (CAS 1896669-09-2)
- 3-Chlorothieno[2,3-b]pyridine-2-carboxylic acid (CAS 937640-24-9)
Recommended Standards
- 4-(4-Chloro-2-fluorophenoxy)butanenitrile (CAS 1378882-08-6)
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- 4-(2-Chloro-5-fluorophenoxy)butanenitrile (CAS 1379351-38-8)
- (4-(Difluoromethyl)-3-fluorophenyl)boronic acid (CAS 1254118-36-9)
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- 2-(5-(4-Bromophenyl)-1H-pyrazol-3-yl)acetic acid (CAS 175603-95-9)
- Macitentan Impurity 8 (CAS 556796-88-4)
- D-β-Asp9-Tirzepatide (CAS CATO-CPTD788932)
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