5-Chloro-3-methoxythiophene-2-carboxylic acid CAS 62910-69-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 62910-69-4 |
| Molecular Formula | C6H5ClO3S |
| Molecular Weight | 192.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Chloro-3-methoxythiophene-2-carboxylic acid (CAS 62910-69-4) pharmaceutical standards reference standard. Molecular formula: C6H5ClO3S. Molecular weight: 192.62 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H5ClO3S |
| Molecular Weight | 192.62 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- ethyl 4-chloro-1,2,5-thiadiazole-3-carboxylate (CAS 1048982-04-2)
- 4-chloro-5-fluoro-1H,2H,3H-pyrrolo[2,3-b]pyridin-2-one (CAS 1190315-74-2)
- 2-Chloro-3-(methylsulfonyl)pyrazine (CAS 1209459-15-3)
- 2-Chloro-4-(methylsulfonyl)pyrimidine (CAS 1233026-31-7)
- 5-Chloro-4-methoxythiophene-3-carboxylic acid (CAS 133659-14-0)
- Ethyl 5-chloro-1,2,4-thiadiazole-3-carboxylate (CAS 1346147-95-2)
- 4-Chloro-3-methoxythiophene-2-carboxylic acid (CAS 1508708-17-5)
- 2-chloro-1-[1-(fluoromethyl)-2-oxabicyclo[2.1.1]hexan-4-yl]ethanone (CAS 2573212-76-5)
Recommended Standards
- 5-Chloro-2-(methylsulfonyl)pyrimidine (CAS 38275-47-7)
- 6-Amino-3-pyridinesulfonyl chloride (CAS 289483-92-7)
- 5-(Ethylthio)-1,3,4-oxadiazole-2-carbonyl chloride (CAS 62373-37-9)
- 2-(2,4-Difluorophenyl)acetohydrazide (CAS 925252-63-7)
- (2',6'-Dimethoxy[1,1'-biphenyl]-2-yl)bis(1,1-dimethylethyl)phosphine (CAS 819867-21-5)
- 3-Allyl-4,5-dimethoxy-benzaldehyde (CAS 67483-49-2)
- 1-[(2-chloroethane)sulfonyl]-3-methoxybenzene (CAS 16191-82-5)
- 5-Ethyl-2-((furan-2-ylmethyl)amino)pyrimidine-4,6(1H,5H)-dione (CAS 40262-17-7)
- n-((4-Bromothiophen-2-yl)methyl)-n,6-dimethylnicotinamide (CAS 1223501-27-6)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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