2-chloro-3-(difluoromethyl)pyrazine CAS 1785609-78-0
| CAS No. | 1785609-78-0 |
| Molecular Formula | C5H9ClF2N2 |
| Molecular Weight | 170.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-chloro-3-(difluoromethyl)pyrazine.
CATO supplies 2-chloro-3-(difluoromethyl)pyrazine (CAS 1785609-78-0), a certified reference material (molecular formula C5H9ClF2N2, MW 170.59 g/mol) for analytical method development and quality control.
Owing to fluorine/chlorine substitution, 2-chloro-3-(difluoromethyl)pyrazine is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 170.59 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-chloro-3-(difluoromethyl)pyrazine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H9ClF2N2 |
| Molecular Weight | 170.59 g/mol |
| 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related chloro Standards
- 3-Chloro-4-hydroxy-5-methylbenzaldehyde (CAS 107356-10-5)
- 6-chloro-2,3-dihydro-1-benzofuran-3-ol (CAS 1154740-97-2)
- 4-chloro-2-(difluoromethyl)pyrimidine (CAS 1261453-07-9)
- 2-Chloro-5-(hydroxymethyl)benzaldehyde (CAS 1288998-81-1)
- 3-Chloro-5-(hydroxymethyl)benzaldehyde (CAS 1289062-81-2)
- 2-Chloro-3-(hydroxymethyl)benzaldehyde (CAS 1289263-62-2)
- 6-Chloro-2-hydroxy-3-methylbenzaldehyde (CAS 1310800-53-3)
- 4-Chloro-3-methoxybenzaldehyde (CAS 13726-16-4)
Recommended Standards
- 4-Chloro-5-hydroxy-2-methylbenzaldehyde (CAS 1785146-50-0)
- Azelastine Impurity 12 (CAS 1878-65-5)
- 2-Chloro-5-hydroxy-3-methylbenzaldehyde (CAS 1782405-41-7)
- (2S)-2-chloro-2-phenylacetic acid (CAS 29125-24-4)
- 1-Isobutyl-7-nitro-1,2,3,4-tetrahydroquinoline (CAS 959235-79-1)
- Methyl (S)-4-(1-Hydroxyethyl)benzoate (CAS 102681-71-0)
- 2-(azidomethyl)-1H-1,3-benzodiazole (CAS 66894-26-6)
- 5-Phenylpyrazine-2,3-dicarboxylic acid (CAS 39784-64-0)
- N1-((3-((4-Fluorophenyl)sulfonyl)oxazolidin-2-yl)methyl)-N2-methyloxalamide (CAS 868982-86-9)
- 5-Hydrazinyl-6-(methylthio)-1,2,4-triazin-3(2H)-one (CAS 31697-24-2)
- 5-Ethynylisophthalaldehyde (CAS 263746-70-9)
- 2-(3-Fluorobenzyl)succinic acid (CAS 1368101-64-7)
- (2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(2H-1,2,3,4-tetrazol-5-yl)propanoic acid (CAS 954147-35-4)
- Liraglutide Impurity 17 TFA Salt (CAS CATO-C4X-199217)
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