3-(Difluoromethyl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine CAS 945262-35-1
| CAS No. | 945262-35-1 |
| Molecular Formula | C6H8F2N4 |
| Molecular Weight | 174.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(Difluoromethyl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine (CAS 945262-35-1), a certified reference material (molecular formula C6H8F2N4, MW 174.15 g/mol) for analytical method development and quality control.
Structurally, 3-(Difluoromethyl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine (C6H8F2N4) contains a nitrile group, fluorine 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 174.15 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C6H8F2N4 |
| Molecular Weight | 174.15 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 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Difluoromethyl Standards
- 2-(Difluoromethyl)-3,4,6-triaminopyridine (CAS 1361835-84-8)
- 2-(Difluoromethyl)-3,4,5-triaminopyridine (CAS 1361896-42-5)
- 2-(Difluoromethyl)-5-hydrazinylphenol (CAS 1804159-12-3)
- 6-(Difluoromethyl)-5-methoxypyridin-2-amine (CAS 1804653-32-4)
- 2-(Difluoromethyl)-6-methoxypyridin-4-amine (CAS 1804653-39-1)
- 4-(Difluoromethyl)-3-methoxypyridin-2-amine (CAS 1805029-25-7)
- 2-(Difluoromethyl)-4-methoxypyridin-3-amine (CAS 1805029-95-1)
- 2-(Difluoromethyl)-3-methoxypyridin-4-amine (CAS 1805030-00-5)
Recommended Standards
- 2-Oxopropane-1,3-diyl diacetate (CAS 6946-10-7)
- 3,4,5-Trihydroxycyclohex-1-enecarboxylic acid (CAS 2306-23-2)
- 2-Oxo-2H-chromene-4-carbaldehyde (CAS 35893-95-9)
- 3,6-Dihydroxy-1,4-dimethylpiperazine-2,5-dione (CAS 59417-39-9)
- [(5-Chlorothiophen-2-yl)(pyridin-3-yl)methyl](ethyl)amine (CAS 1154233-62-1)
- Medroxy Progesterone-1,4-diene 17-Acetate (CAS 151-68-8)
- Phosphatidylinositol 3,4,5-trisphosphate diC16 (PI (CAS 165689-82-7)
- (D-Lys6)-LHRH (H-4025.0025) (CAS 130751-49-4)
- N-[2-(3,5-Difluorophenyl)acetyl]-L-alanine (CAS 208124-34-9)
- 4-Bromo-5-methylphthalic acid (CAS 1098083-48-7)
- Methyl 4-chlorobenzofuran-2-carboxylate (CAS 1407521-97-4)
- 4-Morpholinomethyl-2-thiomethylbenzophenone (CAS 898769-86-3)
- Methyl 1-amino-3-methylcyclobutane-1-carboxylate (CAS 1692733-23-5)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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