1-(2,2-Difluoroethyl)-1H-pyrazol-4-amine CAS 1006333-08-9
| CAS No. | 1006333-08-9 |
| Molecular Formula | C5H7F2N3 |
| Molecular Weight | 147.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 147.13 g/mol gives 1-(2,2-Difluoroethyl)-1H-pyrazol-4-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(2,2-Difluoroethyl)-1H-pyrazol-4-amine (CAS 1006333-08-9), molecular formula C5H7F2N3 and molecular weight 147.13 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H7F2N3, 1-(2,2-Difluoroethyl)-1H-pyrazol-4-amine contains a nitrile group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 147.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C5H7F2N3 |
| Molecular Weight | 147.13 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Difluoroethyl Standards
- 1-(2,2-Difluoroethyl)-1H-pyrazol-3-amine (CAS 1006462-38-9)
- 1-(2,2-Difluoroethyl)-1H-pyrazol-5-amine (CAS 1171319-69-9)
- 3-(1,1-Difluoroethyl)bicyclo[1.1.1]pentan-1-amine (CAS 1886967-26-5)
- 3-(1,1-difluoroethyl)-1,2-oxazol-5-amine (CAS 1188909-17-2)
- 1-(2,2-Difluoroethyl)-1h-1,2,3-triazol-4-amine (CAS 1443291-47-1)
- 1-(2,2-Difluoroethyl)-1H-pyrazol-4-ol (CAS 1597172-98-9)
- 1-(2,2-Difluoroethyl)-1h-1,2,4-triazol-3-amine (CAS 937602-83-0)
- 1-(2,2-Difluoroethyl)-5-methyl-1h-pyrazole (CAS 1170936-27-2)
Recommended Standards
- 6,6-Difluoro-2-Azabicyclo[2.2.1]Heptan-3-One (CAS 262280-03-5)
- 4-(2,2-Difluorovinyl)pyrrolidin-2-one (CAS 854141-89-2)
- 3-Formyl-5-hydroxybenzonitrile (CAS 1015414-78-4)
- 2,2,2-trifluoroethane-1-sulfinamide (CAS 1803591-85-6)
- 1-(2-Fluorophenyl)-5-methyl-1H-pyrazole-4-carbohydrazide (CAS 618092-58-3)
- 3-((5-Bromo-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrrolo[2,3-b]pyridin-6-yl)oxy)propan-1-amine (CAS 2412347-13-6)
- (2,4-Difluorophenyl)(quinolin-3-yl)methanone (CAS 1187167-12-9)
- 2,6-Bis[(4R,5R)-4,5-dihydro-4,5-diphenyl-2-oxazolyl]pyridine (CAS 372200-56-1)
- sibiricose A5 (CAS 107912-97-0)
- 5-Methyl-2-(pyridin-4-yl)pyrimidin-4-amine (CAS 61310-36-9)
- 2-(4-Methoxyphenyl)-2-thien-2-ylethanamine (CAS 1023816-97-8)
- (Nle10)-Neurokinin A (4-10) (CAS 110863-33-7)
- 2-(2-Fluorophenyl)-4-methyl-1,3-thiazole-5-carboxylic acid (CAS 879070-37-8)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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