2,3-Difluoropyridine CAS 1513-66-2
| CAS No. | 1513-66-2 |
| Molecular Formula | C5H9F2N |
| Molecular Weight | 121.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H9F2N, 2,3-Difluoropyridine contains fluorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 121.13 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.
CATO supplies 2,3-Difluoropyridine (CAS 1513-66-2), a certified reference material (molecular formula C5H9F2N, MW 121.13 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), 2,3-Difluoropyridine 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 | C5H9F2N |
| Molecular Weight | 121.13 g/mol |
| 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluoropyridine Standards
- 2,6-Difluoropyridine (CAS 1513-65-1)
- 3,5-difluoropyridine (CAS 71902-33-5)
- 2,4-Difluoropyridine (CAS 34941-90-7)
- 2,5-Difluoropyridine (CAS 84476-99-3)
- 3,4-Difluoropyridine (CAS 82878-63-5)
- 2,3-Difluoropyridine 1-Oxide (CAS 303154-03-2)
- 2,4-Difluoropyridine 1-Oxide (CAS 303154-04-3)
- 3,5-Difluoropyridine 1-oxide (CAS 210169-07-6)
Recommended Standards
- 3,3-Difluoro-4-methylpyrrolidine (CAS 1554367-59-7)
- (3R)-3-(Difluoromethyl)pyrrolidine (CAS 1444103-50-7)
- (2,2-Difluorocyclobutyl)methanamine (CAS 1582718-52-2)
- (1S)-3,3-Difluorocyclopentanamine (CAS 1408278-23-8)
- 2,2,4,6-Tetramethyl-1,2,3,4-tetrahydroquinoline (CAS 16489-89-7)
- (4-Chloro-3-fluoro-5-methylfuran-2-yl)(phenyl)methanol (CAS 1443324-44-4)
- 2,3-Dichloro-6-(methoxymethoxy)benzaldehyde (CAS 2179038-51-6)
- (4-Bromo-2-chlorophenyl)(4-chlorophenyl)methanone (CAS 1157395-92-0)
- Trospium Impurity 11 (CAS CATO-C4X-203811)
- Methyl 4,4-difluoropyrrolidine-2-carboxylate (CAS 1416499-38-1)
- 2-[(2-Amino-4-bromophenyl)(methyl)amino]ethanol (CAS 912284-75-4)
- (1R,4r)-4-(pyrazin-2-ylamino)cyclohexan-1-ol (CAS 1289385-10-9)
- (S,R,S)-AHPC-acetamido-O-PEG4-C2-amine HCl (CAS 2377275-22-2)
- Lixisenatide (CAS 320367-13-3)
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