3-Chloro-1-methyl-1H-pyrazol-5-amine dihydrochloride CAS 1630906-90-9
| CAS No. | 1630906-90-9 |
| Molecular Formula | C4H6ClN3 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-Chloro-1-methyl-1H-pyrazol-5-amine dihydrochloride 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.
3-Chloro-1-methyl-1H-pyrazol-5-amine dihydrochloride (CAS 1630906-90-9), molecular formula C4H6ClN3HCl and molecular weight 168.02 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C4H6ClN3HCl, 3-Chloro-1-methyl-1H-pyrazol-5-amine dihydrochloride contains a nitrile group, chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 168.02 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C4H6ClN3 2*HCl |
| Molecular Weight | 168.02 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.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
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Recommended Standards
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- Methyl Methacrylate-3,3-d2 (stabilized with hydroquinone) (CAS 55063-97-3)
- Bis(2,4,6-trimethylpyridine)bromonium Hexafluorophosphate (CAS 188944-77-6)
- 2-(7-Ethoxy-8-oxabicyclo[3.2.1]octan-2-ylidene)malononitrile (CAS 159149-17-4)
- 4-Ethyl-3-methyl-1H-pyrazol-5-amine hydrochloride (CAS 1106570-11-9)
- 3-(2,3-difluorophenyl)-1H-pyrazol-5-amine (CAS 1384537-81-8)
- (S)-2-amino-3-(4-(4-bromobutoxy)phenyl)propanoic acid hydrochloride (CAS 1579942-19-0)
- 4,5,6,7-tetrahydro-1H-1,3-benzodiazol-4-amine dihydrochloride (CAS 1803591-51-6)
- Palmitoyl hexapeptide-6 (CAS 891498-01-4)
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