2,4-Difluoro-5-methylbenzoyl chloride CAS 1263376-87-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1263376-87-9 |
| Molecular Formula | C8H5ClF2O |
| Molecular Weight | 190.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Difluoro-5-methylbenzoyl chloride (CAS 1263376-87-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5ClF2O. Molecular weight: 190.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5ClF2O |
| Molecular Weight | 190.57 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
Related Difluoro Standards
- 4,5-Difluoro-2-methylbenzoyl chloride (CAS 1030012-21-5)
- 2,5-Difluoro-4-methylbenzoyl chloride (CAS 103877-56-1)
- 3,5-Difluoro-4-methylbenzoyl chloride (CAS 103877-74-3)
- 2,4-Difluoro-3-methylbenzoyl chloride (CAS 112857-70-2)
- 3,5-Difluoro-2-methylbenzoyl chloride (CAS 1803782-65-1)
- 2,4-Difluoro-6-methylbenzoyl chloride (CAS 1803813-12-8)
- 3,6-Difluoro-2-methylbenzoyl chloride (CAS 1803825-79-7)
- 2,3-Difluoro-5-methylbenzoyl chloride (CAS 1804417-80-8)
Recommended Standards
- 2-(3-Chloro-2,6-difluorophenyl)acetaldehyde (CAS 1256479-70-5)
- 1-(3-Chlorophenyl)-2,2-difluoroethan-1-one (CAS 1271473-74-5)
- 2-(2-Chloro-3,6-difluorophenyl)acetaldehyde (CAS 1256477-62-9)
- 8-Ethyl-2,3-dihydro-7-hydroxy-5-methoxy-2-methyl-4H-1-benzopyran-4-one (CAS 159686-25-6)
- n-((2-Methoxypyridin-3-yl)methyl)-3-methylbutan-2-amine (CAS 1183037-64-0)
- tert-Butyl (1R,4R,5R)-5-hydroxy-2-azabicyclo[2.2.1]heptane-2-carboxylate (CAS 1250884-35-5)
- 2-Cyano-6-nitro-p-xylene (CAS 625112-45-0)
- N-((5-((3-Chlorobenzyl)thio)-1,3,4-oxadiazol-2-yl)methyl)-4-(N,N-dimethylsulfamoyl)benzamide (CAS 941985-72-4)
- Papaverine Impurity 14 Hcl (CAS 18694-10-5（free base）)
- (Glu9)-Exenatide (2-39) trifluoroacetate salt (CAS 196109-34-9)
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