4-Chloro-2,5-difluorophenylisothiocyanate CAS 1263376-49-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1263376-49-3 |
| Molecular Formula | C7H2ClF2NS |
| Molecular Weight | 205.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-2,5-difluorophenylisothiocyanate (CAS 1263376-49-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H2ClF2NS. Molecular weight: 205.61 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H2ClF2NS |
| Molecular Weight | 205.61 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-4,7-difluorobenzo[d]thiazole (CAS 1177320-67-0)
- 1-Chloro-3,5-difluoro-2-isothiocyanatobenzene (CAS 1318938-19-0)
- 3-Chloro-2,4-difluorophenylisothiocyanate (CAS 1713163-05-3)
- 4-Chloro-2,6-difluorophenylisothiocyanate (CAS 1823834-97-4)
- 1-Chloro-4,5-difluoro-2-isothiocyanatobenzene (CAS 1895912-40-9)
- (2-Chloro-5-fluoro-6-methylpyridine-3,4-diyl)dimethanol (CAS 2713997-59-0)
- 2-Chloro-4,5-difluorobenzo[d]thiazole (CAS 898748-69-1)
- 2-Chloro-4,6-difluorobenzothiazole (CAS 252681-57-5)
Recommended Standards
- 3,3-Difluoropyrrolidine-1-sulfonyl chloride (CAS 1187160-31-1)
- 2-(2-Amino-4-chloro-5-fluorophenoxy)ethan-1-ol (CAS 1469047-64-0)
- Ornidazole Impurity 98 (CAS CATO-C4X-133198)
- 5-methylthieno[2,3-b]pyridine-2-carboxylic acid (CAS 193400-56-5)
- Cyclacillin (CAS 3485-14-1)
- 2-(2-(Methylthio)phenyl)pentan-2-ol (CAS 1379369-83-1)
- Methyl (E)-3-(4-(4-pentylcyclohexyl)phenyl)acrylate (CAS 692733-03-2)
- (2R,3S)-3-Amino-2-methylbutanoic acid (CAS 39801-26-8)
- (1S,2R)-1-(2-Phenyl-2H-1,2,3-triazol-4-yl)propane-1,2,3-triol (CAS 6631-53-4)
- Semaglutide impurity 31 (CAS CATO-C4X-222631)
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