2-Acetyl-5-chloro-4-methylthiophene CAS 91505-26-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91505-26-9 |
| Molecular Formula | C7H7ClOS |
| Molecular Weight | 174.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Acetyl-5-chloro-4-methylthiophene (CAS 91505-26-9) pharmaceutical standards reference standard. Molecular formula: C7H7ClOS. Molecular weight: 174.65 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C7H7ClOS |
| Molecular Weight | 174.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Acetyl Standards
- 2-Chloro-6-(ethylsulfanyl)pyrazine (CAS 1094842-83-7)
- 4-Chloro-2-(Sulfanylmethyl)phenol (CAS 118143-41-2)
- 1-(4-Chloro-5-methylthiophen-2-yl)ethan-1-one (CAS 123418-42-8)
- 2-Chloro-5-(methylthio)phenol (CAS 1243386-43-7)
- 5-Chloro-2-(ethylthio)pyrimidine (CAS 124595-96-6)
- 2-Chloro-4-(ethylsulfanyl)pyrimidine (CAS 1250161-32-0)
- 1-Chloro-3-(methylsulfinyl)benzene (CAS 13150-73-7)
- 4-chloro-5-methyl-6-(methylthio)pyrimidine (CAS 1343398-23-1)
Recommended Standards
- 2,5-Dimethylthiophene-3-carbonyl chloride (CAS 57248-13-2)
- 2-Chloro-1-(3-methyl-2-thienyl)-ethanone (CAS 556110-52-2)
- 2-(Thiophen-2-yl)propanoyl chloride (CAS 273933-03-2)
- 4-(4-Aminophenyl)-N,N-dimethylthiazol-2-amine (CAS 193350-66-2)
- Methyl 7-bromo-1-propyl-1H-benzo[d][1,2,3]triazole-5-carboxylate (CAS 1820686-35-8)
- 3,5-Difluoro-2-nitromandelic acid (CAS 1806389-02-5)
- 4-(pyridin-2-yloxy)phenol (CAS 68464-71-1)
- Beraprost Impurity 5 (Mixture of Diastereomers) (CAS CATO-C4X-21845)
- tert-Butyl 4-(piperidin-3-ylmethyl)piperazine-1-carboxylate (CAS 1211569-09-3)
- Semaglutide impurity 64 (CAS CATO-C4X-222664)
Why CATO?
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