3-(Difluoromethyl)pyrazin-2-amine CAS 1785423-85-9
| CAS No. | 1785423-85-9 |
| Molecular Formula | C5H5F2N3 |
| Molecular Weight | 145.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3-(Difluoromethyl)pyrazin-2-amine is closely related to a nitrile group, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3-(Difluoromethyl)pyrazin-2-amine (CAS 1785423-85-9), molecular formula C5H5F2N3 and molecular weight 145.11 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H5F2N3, 3-(Difluoromethyl)pyrazin-2-amine contains a nitrile group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 145.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), 3-(Difluoromethyl)pyrazin-2-amine 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 | C5H5F2N3 |
| Molecular Weight | 145.11 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Difluoromethyl Standards
- 5-(Difluoromethyl)pyridin-3-ol (CAS 1393541-20-2)
- 5-(Difluoromethyl)-2(1H)-pyridinone 1402550-75-7 5-(Difluoromethyl)pyridin-2(1H)-one (CAS 1402550-75-7)
- 1-(difluoromethyl)-1H-pyrrole-2-carbaldehyde (CAS 1519187-90-6)
- 6-(Difluoromethyl)pyrimidin-4-amine (CAS 1706464-15-4)
- 4-(Difluoromethyl)pyridin-2(1H)-one (CAS 1780500-70-0)
- 4-(Difluoromethyl)pyrimidin-2-amine (CAS 1780891-13-5)
- 2-(Difluoromethyl)pyrimidin-5-amine (CAS 1781133-28-5)
- 4-(Difluoromethyl)pyridin-3-ol (CAS 1803997-29-6)
Recommended Standards
- 2,5-Difluoro-3-hydroxyaniline (CAS 1803836-24-9)
- (4,5-Difluoropyridin-2-yl)methanol (CAS 1803846-94-7)
- Methyl 5-hydroxy-4,5-dihydroisoxazole-3-carboxylate (CAS 170648-38-1)
- 2,5-Difluoro-3-methoxypyridine (CAS 1804881-06-8)
- 4,7-Dimethoxy-N-(3-morpholinopropyl)benzo[d]thiazol-2-amine (CAS 1105188-79-1)
- N-(2-(3-Methylisoxazol-5-yl)ethyl)-2-phenylthiazole-4-carboxamide (CAS 1421508-58-8)
- 2-Isobutylthiazole (CAS 18640-74-9)
- 3-Hydroxy-<SC>DL</SC>-kynurenine-(butyric-1,2-<SUP>13</SUP>C<SUB>2</SUB>) dihydrobromide (CAS 1313734-57-4)
- Empagliflozin impurity 241 (CAS CATO-C4X-1065241)
- Tributyl(octyl)phosphonium chloride (CAS 56315-19-6)
- 2-(4-Methylvaleryl)oxazole (CAS 898759-29-0)
- 2,3-Difluoro-4-(methylthio)benzaldehyde (CAS 1785584-66-8)
- 4-((2-Chlorophenyl)thio)-6-phenylfuro[2,3-d]pyrimidine (CAS 866039-02-3)
- Neuropeptide SF (human) (CAS 192387-39-6)
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