5-(Difluoromethyl)-2,7-dimethylpyrazolo[1,5-a]pyrimidine CAS 438224-02-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 438224-02-3 |
| Molecular Formula | C9H9F2N3 |
| Molecular Weight | 197.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Difluoromethyl)-2,7-dimethylpyrazolo[1,5-a]pyrimidine (CAS 438224-02-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H9F2N3. Molecular weight: 197.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H9F2N3 |
| Molecular Weight | 197.18 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Difluoromethyl Standards
- 1-(Difluoromethyl)-5-methoxy-1H-indole (CAS 1599210-06-6)
- 7-(Difluoromethyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidine (CAS 1795186-93-4)
- 2-(Difluoromethyl)-5-ethylbenzo[d]oxazole (CAS 1803856-35-0)
- 4-(Difluoromethyl)-2-ethylbenzo[d]oxazole (CAS 1804469-69-9)
- 2-(Difluoromethyl)-4-ethylbenzo[d]oxazole (CAS 1806340-39-5)
- (1-(Difluoromethyl)-1H-indazol-5-yl)methanamine (CAS 2873532-05-7)
- 2-(Difluoromethyl)-5-methoxy-1H-indole (CAS 934843-28-4)
- 4-(difluoromethyl)-5-methanesulfonyl-2H-1,2,3-triazole (CAS 1803603-39-5)
Recommended Standards
- 4-Ethyl-5-(trifluoromethyl)-4h-1,2,4-triazole-3-thiol (CAS 68744-69-4)
- 7,9-Difluoro-2,3,4,5-tetrahydro-2,5-methanobenzo[f][1,4]oxazepine (CAS 2857901-94-9)
- 4-(3,4-Difluorophenyl)pyrrolidin-2-one (CAS 875446-03-0)
- 2-(5-Hydroxy-2-imino-4-oxotetrahydrofuran-3-yl)benzenesulfonic acid (CAS 65111-45-7)
- 2-Azabicyclo[4.1.0]Heptane-5-carboxylic acid (CAS 1891261-81-6)
- 4-(((4,6-Dimethylpyrimidin-2-yl)thio)methyl)-2-phenylthiazole hydrobromide (CAS 1052529-08-4)
- 4-[1-(Aminomethyl)cyclopentyl]aniline (CAS 115279-69-1)
- 1-(4-Fluorophenyl)-4-(4-nitrophenyl)piperazine (CAS 251097-68-4)
- Ganciclovir triphosphate triethylamine salt (CAS 86761-38-8)
- Peptide Impurity 34 (CAS 21282-09-7)
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 13829788188 / jacky.chen@cato-chem.com