2-(1H-Pyrazol-1-yl)ethan-1-amine hydrochloride CAS 663941-73-9
| CAS No. | 663941-73-9 |
| Molecular Formula | C5H9N3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The molecular framework of 2-(1H-Pyrazol-1-yl)ethan-1-amine hydrochloride (C5H9N3HCl) is characterized by a nitrile group, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 2-(1H-Pyrazol-1-yl)ethan-1-amine hydrochloride (CAS 663941-73-9), a certified reference material (molecular formula C5H9N3HCl, MW 147.61 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-(1H-Pyrazol-1-yl)ethan-1-amine hydrochloride 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 | C5H9N3 HCl |
| Molecular Weight | 147.61 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.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related H Standards
- 3-(1H-Pyrazol-4-yl)benzoic acid (CAS 1002535-21-8)
- 1-(3-(1H-Pyrazol-1-yl)phenyl)-N,N-dimethylmethanamine (CAS 1003993-34-7)
- 3-(4-(1H-Pyrazol-1-yl)phenyl)-6-(methylthio)pyridazine (CAS 1004184-50-2)
- 1-((1h-Pyrazol-1-yl)methyl)-1h-pyrazole-3-carbohydrazide (CAS 1004192-91-9)
- 2-((6-(4-(1H-Pyrazol-1-yl)phenyl)pyridazin-3-yl)thio)-N-(5-methylisoxazol-3-yl)acetamide (CAS 1004439-73-9)
- 3-(1-(1H-Pyrazol-4-yl)propyl)-2-thioxoimidazolidin-4-one (CAS 1004643-56-4)
- 1-(5-methyl-pyraZol-1-yl)-propan-2-one (CAS 1004643-66-6)
- 1-((1H-pyrazol-1-yl)methyl)-1H-pyrazole-3-carboxylic acid (CAS 1005631-12-8)
Recommended Standards
- (3-{[(tert-Butoxy)carbonyl]amino}-2-fluorophenyl)boronic acid (CAS 2246573-76-0)
- 2-(4-Cyanophenyl)propanoic acid (CAS 362052-00-4)
- 4-(Isothiazol-5-yl)aniline (CAS 904085-99-0)
- N-(5-(2-(Methylthio)phenyl)-1,3,4-oxadiazol-2-yl)thiophene-2-carboxamide (CAS 886908-52-7)
- 3-(5,6-Dimethyl-1H-benzimidazol-1-yl)-N-hydroxypropanimidamide (CAS 887202-37-1)
- 3-Cycloheptyl-4-ethyl-1h-pyrazol-5-amine (CAS 1340553-74-3)
- N-Butyl-2-cyclopentyl-N-(4-methyloxazol-2-yl)acetamide (CAS 57124-91-1)
- 7-(4-Bromophenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-ol (CAS 220835-18-7)
- N-(2-Acetylphenyl)-2-chlorobenzenesulfonamide (CAS 303152-42-3)
- Glucagon (19-29) (human, rat, porcine) (CAS 64790-15-4)
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