3-(2,4-Difluorophenoxy)pyrazine-2-carbonitrile CAS 303146-93-2
| CAS No. | 303146-93-2 |
| Molecular Formula | C11H5F2N3O |
| Molecular Weight | 233.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(2,4-Difluorophenoxy)pyrazine-2-carbonitrile (CAS 303146-93-2), a certified reference material (molecular formula C11H5F2N3O, MW 233.17 g/mol) for analytical method development and quality control.
Structurally, 3-(2,4-Difluorophenoxy)pyrazine-2-carbonitrile (C11H5F2N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 233.17 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.
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 3-(2,4-Difluorophenoxy)pyrazine-2-carbonitrile 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 | C11H5F2N3O |
| Molecular Weight | 233.17 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Difluorophenoxy Standards
- 2-(2,4-Difluorophenoxy)pyridine-4-carbonitrile (CAS 924832-54-2)
- 2-(2,4-Difluorophenoxy)benzaldehyde, 97% (CAS 902836-94-6)
- 2-(3,4-Difluorophenoxy)benzaldehyde (CAS 289717-89-1)
- 2-(3,5-Difluorophenoxy)benzaldehyde (CAS 886361-01-9)
- 4-(3,4-Difluorophenoxy)benzaldehyde (CAS 486449-90-5)
- 4-(3,5-Difluorophenoxy)benzaldehyde (CAS 959235-83-7)
- 2-(2,4-Difluorophenoxy)butanoyl chloride (CAS 1160257-44-2)
- 2-(2,4-Difluorophenoxy)-2-methylpropanoyl chloride (CAS 936327-47-8)
Recommended Standards
- 2-Bromo-5-pentylthiophene (CAS 301199-32-6)
- 3-Bromo-2-(tert-butyl)-5-methylthiophene (CAS 36880-45-2)
- 2-amino-4-(difluoromethoxy)-5-methoxybenzoic acid (CAS 923145-68-0)
- 3-Bromo-5-(tert-butyl)-2-methylthiophene (CAS 83174-17-8)
- Vinblastine Sulfate (CAS 143-67-9)
- Phenyl (3,4-dimethoxyphenethyl)carbamate (CAS 84354-07-4)
- 5-Bromo-2-cyclopropyl-4-methylpyridine (CAS 579475-81-3)
- 5-Bromo-N-cyclohexyl-2-fluorobenzamide (CAS 1016720-90-3)
- 5-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylic acid (CAS 1314893-86-1)
- 1-(2,3-Dihydro-1-benzofuran-5-yl)propan-1-one (CAS 68660-11-7)
- rel-(2S,3S)-1-Amino-2,3-dimethylcyclopropanecarboxylic acid (CAS 103348-90-9)
- Hexahydro-1H-pyrrolizin-7a-ylmethanamine ditrifluoroacetate (CAS 1788043-97-9)
- Tert-butyl 2-(2-oxocyclopentyl)pyrrolidine-1-carboxylate (CAS 427923-08-8)
- Semaglutide impurity 259 (CAS CATO-C4X-2226259)
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