2-Chloro-4-(difluoromethyl)-3-methylpyridine CAS 1806787-50-7
| CAS No. | 1806787-50-7 |
| Molecular Formula | C7H6ClF2N |
| Molecular Weight | 177.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-Chloro-4-(difluoromethyl)-3-methylpyridine (C7H6ClF2N) contains a nitrile group, fluorine/chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 177.58 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 2-Chloro-4-(difluoromethyl)-3-methylpyridine (CAS 1806787-50-7), a certified reference material (molecular formula C7H6ClF2N, MW 177.58 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-Chloro-4-(difluoromethyl)-3-methylpyridine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H6ClF2N |
| Molecular Weight | 177.58 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 methanol, acetonitrile, DMSO |
| 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 | 1 |
Related Chloro Standards
- 2-Chloro-4-(1,1-difluoroethyl)pyridine (CAS 1204295-63-5)
- 4-Chloro-2-(difluoromethyl)aniline (CAS 1221424-65-2)
- (3-Chloro-4,5-difluorophenyl)methanamine (CAS 1260826-45-6)
- 3-Chloro-2-(difluoromethyl)aniline (CAS 1261449-32-4)
- 2-Chloro-3-(difluoromethyl)aniline (CAS 1261499-71-1)
- 3-Chloro-5-(difluoromethyl)aniline (CAS 1261524-04-2)
- 2-Chloro-5-(difluoromethyl)aniline (CAS 1261567-27-4)
- 5-Chloro-2-(difluoromethyl)aniline (CAS 1261672-89-2)
Recommended Standards
- 4-Chloro-2-(difluoromethyl)-5-methylpyridine (CAS 1806760-44-0)
- 2-Chloro-5-(difluoromethyl)-4-methylpyridine (CAS 1806787-55-2)
- 4-Chloro-2-(difluoromethyl)-3-methylpyridine (CAS 1805315-29-0)
- 6-Chloro-2-(difluoromethyl)-3-methylpyridine (CAS 1806787-59-6)
- 1-(4-(2-(4-(1-(3-(Trifluoromethyl)-7,8-dihydro-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)piperidin-4-yl)phenoxy)ethyl)piperazin-1-yl)ethanone (CAS 1240299-33-5)
- tert-Butyl 3-((4-bromophenoxy)methyl)azetidine-1-carboxylate (CAS 1422524-58-0)
- 2-methyloxazole-5-carbonitrile (CAS 100703-81-9)
- 3-Phenylimidazo[1,2-a]pyrazin-8-amine (CAS 787590-47-0)
- 2-(2,4-Difluorophenyl)-5-fluoropyridine (CAS 1426047-01-9)
- 2-(1-Aminoethyl)-5-methylthiazole-4-carboxylic acid dihydrochloride (CAS 2137744-99-9)
- Tert-butyl (2-carbamoylthiophen-3-yl)carbamate (CAS 886497-80-9)
- 5-Isopropyl-1-methyl-1H-pyrazol-3-amine (CAS 1229456-20-5)
- Ethyl Tiglate (CAS 5837-78-5)
- Neuropeptide SF (human) (CAS 192387-39-6)
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 18665070610 / Nicole.chen@cato-chem.com