2-Chloro-4-methylthiophene CAS 91505-25-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91505-25-8 |
| Molecular Formula | C5H5ClS |
| Molecular Weight | 132.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Chloro-4-methylthiophene (CAS 91505-25-8) pharmaceutical standards reference standard. Molecular formula: C5H5ClS. Molecular weight: 132.61 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H5ClS |
| Molecular Weight | 132.61 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-3-methylthiophene (CAS 14345-97-2)
- 2-Chloro-5-methylthiophene (CAS 17249-82-0)
- 3-Chloro-2-methylthiophene (CAS 17249-83-1)
- 4-Chloro-2-methylthiophene (CAS 91375-70-1)
- 5-chloro-5-methylhex-1-ene (CAS 116911-84-3)
- 6-Chloro-5-methylhex-1-ene (CAS 1342612-45-6)
- 1-Chloro-1-methylcyclohexane (CAS 931-78-2)
- 1-Chloro-3-ethylpent-2-ene (CAS 761-20-6)
Recommended Standards
- 2-Chloromethylthiophene (CAS 765-50-4)
- 3-(Chloromethyl)thiophene (CAS 2746-23-8)
- 1134E5H2KV 822-87-7 2-Chlorocyclohexanone Cyclohexanone, 2-chloro- alpha-Chlorocyclohexanone 2-Chlorocyclohexonone EINECS 212-505-5 NSC 12439 UNII-1134E5H2KV (CAS 822-87-7)
- N-cyclopropyl-2-(methylthio)benzamide (CAS 519018-66-7)
- n-(4-Methylpiperidin-3-yl)tetrahydro-2h-pyran-4-carboxamide (CAS 1837234-82-8)
- 5-(1-chloroethyl)-3-isopropyl-1,2,4-oxadiazole (CAS 119738-09-9)
- 6-Oxa-4-azaspiro[2.4]heptan-5-one (CAS 869012-03-3)
- Fomesafen (CAS 72178-02-0)
- 5-Hydroxy-2,3-dihydrophthalazine-1,4-dione (CAS 7600-08-0)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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