4-Aminopyrazole Hydrochloride CAS 4331-28-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4331-28-6 |
| Molecular Formula | C3H5N3 HCl |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Aminopyrazole Hydrochloride (CAS 4331-28-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C3H5N3 HCl. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C3H5N3 HCl |
| Molecular Weight | 119.55 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Aminopyrazole Standards
- 4-Aminopyrazole Dihydrochloride (CAS 103286-58-4)
- 4-Aminopyrazole-3-carboxylic Acid (CAS 116008-52-7)
- 5-Aminopyrazole-3-carboxamide (CAS 1219743-26-6)
- 5-Aminopyrazole-3-carbonitrile (CAS 125144-04-9)
- 3-Aminopyrazole-4-nitrile (CAS 16617-46-2)
- 3-Aminopyrazole (CAS 1820-80-0)
- 4-Aminopyrazole (CAS 28466-26-4)
- Methyl 3-Aminopyrazole-4-carboxylate (CAS 29097-00-5)
Recommended Standards
- Ethyl 4-amino-1H-pyrazole-5-carboxylate hydrochloride (CAS 55904-61-5)
- 3-(4-Fluorobenzyl)-1-methylpiperidin-4-amine hydrochloride (CAS 1822842-15-8)
- N-((1H-benzo[d][1,2,3]triazol-1-yl)methyl)-2,5-difluoroaniline (CAS 256955-21-2)
- (3-((Cyclohexyloxy)methyl)phenyl)boronic acid (CAS 1256358-64-1)
- Ethyl 4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine-1-carboxylate (CAS 1073354-26-3)
- Ethyl {[4-(difluoromethoxy)-phenyl]carbamoyl}formate (CAS 87967-35-9)
- Palmitoyl Tripeptide-8 TFA salt (CAS 936544-53-5)
Why CATO?
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