4-Chloro-3-(trifluoromethyl)benzoyl chloride CAS 1735-55-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1735-55-3 |
| Molecular Formula | C8H3Cl2F3O |
| Molecular Weight | 243.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-3-(trifluoromethyl)benzoyl chloride (CAS 1735-55-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H3Cl2F3O. Molecular weight: 243.01 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H3Cl2F3O |
| Molecular Weight | 243.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1957 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 3-Chloro-4-(trifluoromethyl)benzoyl chloride (CAS 1092460-77-9)
- 3-Chloro-2-trifluoromethylbenzoyl chloride (CAS 1228898-66-5)
- 2-Chloro-1-(4-chloro-3-fluorophenyl)-2,2-difluoroethan-1-one (CAS 1352209-43-8)
- 2-Chloro-1-(3-chloro-5-fluorophenyl)-2,2-difluoroethan-1-one (CAS 1352224-41-9)
- 2-Chloro-3-(trifluoromethyl)benzoyl chloride (CAS 850156-39-7)
- 2-Chloro-6-(trifluoromethyl)benzoyl chloride (CAS 916420-44-5)
- 3-Chloro-5-(trifluoromethyl)benzoyl Chloride (CAS 886496-83-9)
- 4-Chloro-2-(trifluoromethyl)benzoyl Chloride (CAS 98187-13-4)
Recommended Standards
- (3,4-Difluoro-5-morpholinophenyl)boronic acid (CAS 1704067-18-4)
- 3-bromo-4-hydroxy-5-nitrobenzonitrile (CAS 1828-58-6)
- 3,4-Dichloro-5-(trifluoromethyl)benzaldehyde (CAS 1686130-35-7)
- 2-Nitrophenyl β-D-Xylopyranoside (CAS 10238-27-4)
- 1-(Thiophen-2-ylsulfonyl)-1H-benzo[d][1,2,3]triazole (CAS 394245-72-8)
- 3-Amino-2-nitroso-5,6,7,8-tetrahydro-1H-pyrazolo[1,2-a]pyridazin-1-one hydrochloride (CAS 857035-98-4)
- 3-(6-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}pyridin-2-yl)-1-[3-(trifluoromethyl)phenyl]urea (CAS 477864-65-6)
- Fenofibrate Impurity 20 (CAS CATO-C4X-164320)
- 7-Chloro-2,3,4,5-tetrahydro-1H-benzo[c]azepine (CAS 40584-16-5)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
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