5-Chloro-4-(difluoromethyl)-3-fluoropyridin-2-amine CAS 1803670-16-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1803670-16-7 |
| Molecular Formula | C6H4ClF3N2 |
| Molecular Weight | 196.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-4-(difluoromethyl)-3-fluoropyridin-2-amine (CAS 1803670-16-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H4ClF3N2. Molecular weight: 196.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H4ClF3N2 |
| Molecular Weight | 196.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 5-Chloro-4-(trifluoromethyl)pyridin-3-amine (CAS 1019108-11-2)
- 5-Chloro-6-(trifluoromethyl)pyridin-3-amine (CAS 102145-83-5)
- 5-Chloro-2-(trifluoromethyl)pyridin-4-amine (CAS 1060810-26-5)
- 4-Chloro-6-(trifluoromethyl)pyridin-2-amine (CAS 117519-06-9)
- 6-Chloro-2-(trifluoromethyl)pyridin-3-amine (CAS 117519-13-8)
- 4-Chloro-6-(trifluoromethyl)pyridin-3-amine (CAS 1196153-86-2)
- 5-Chloro-2-(trifluoromethyl)pyridin-3-amine (CAS 1211589-03-5)
- 4-Chloro-2-(trifluoromethyl)pyridin-3-amine (CAS 1227581-62-5)
Recommended Standards
- 3-Chloro-5-(difluoromethyl)-4-fluoropyridin-2-amine (CAS 1803670-13-4)
- 2-Chloro-3-(difluoromethyl)-6-fluoropyridin-4-amine (CAS 1803670-46-3)
- 2-Chloro-3-(trifluoromethyl)pyridin-4-amine (CAS 1393572-25-2)
- methyl 4-chloro-2-methylpyrrolo[2,1-f][1,2,4]triazine-7-carboxylate (CAS 1783957-17-4)
- 5-Chloro-1H-1,2,4-triazole (CAS 15182-43-1)
- Ivacaftor Impurity 13 (CAS 529-37-3)
- 4-Dimethylamino-antipyrine-D6 (Aminophenazone-D6) (CAS 91419-95-3)
- 1,3-Diphenyl-4,5-dihydro-1H-pyrazole-5-carbonitrile (CAS 3426-35-5)
- 4-(1',5'-dimethyl-1H,1'H-3,4'-bipyrazol-1-yl)aniline,HCl (CAS 1431965-14-8)
- Semaglutide impurity 37 (CAS CATO-C4X-222637)
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