5-Amino-1-(2-methylphenyl)-1H-pyrazole-4-carbonitrile CAS 142893-46-7
| CAS No. | 142893-46-7 |
| Molecular Formula | C11H10N4 |
| Molecular Weight | 198.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Amino-1-(2-methylphenyl)-1H-pyrazole-4-carbonitrile (C11H10N4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5-Amino-1-(2-methylphenyl)-1H-pyrazole-4-carbonitrile (CAS 142893-46-7), molecular formula C11H10N4 and molecular weight 198.22 g/mol, is a CATO reference standard with documented purity and traceability.
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.
As a certified reference material (CRM), 5-Amino-1-(2-methylphenyl)-1H-pyrazole-4-carbonitrile 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 | C11H10N4 |
| Molecular Weight | 198.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 4 |
Related Amino Standards
- 4-((3-Amino-1H-pyrazol-1-yl)methyl)benzonitrile (CAS 1003011-42-4)
- 5-Amino-1-(4-methylphenyl)-1H-pyrazole-4-carbonitrile (CAS 103646-82-8)
- 2-Amino-2-(1-phenyl-1h-pyrazol-4-yl)acetonitrile (CAS 1052564-62-1)
- Methyl 2-amino-5-isobutyloxazole-4-carboxylate (CAS 1072944-88-7)
- Ethyl 3-amino-2-hydroxy-2,5-dimethyl-2H-pyrrole-4-carboxylate (CAS 113968-03-9)
- 3-((4-Amino-1h-pyrazol-1-yl)methyl)benzonitrile (CAS 1152841-39-8)
- 4-((4-Amino-1h-pyrazol-1-yl)methyl)benzonitrile (CAS 1152940-14-1)
- 4-(5-amino-3-methyl-1H-pyrazol-1-yl)benzonitrile (CAS 1152945-26-0)
Recommended Standards
- (r)-4-(1-Hydroxyethyl)-2,6-dimethoxyphenol (CAS 1427170-38-4)
- N-Butyl-1-methyl-4-nitro-1H-pyrazol-3-amine (CAS 1429417-60-6)
- (s)-4-(1-Hydroxyethyl)-2,6-dimethoxyphenol (CAS 1427170-28-2)
- 1-Ethyl-4-nitro-N-propyl-1H-pyrazol-3-amine (CAS 1429417-62-8)
- 5-Methyl-1-(2-(pyrazin-2-yl)-1,2,3,4-tetrahydroisoquinolin-5-yl)-1h-1,2,3-triazole-4-carboxylic acid hydrochloride (CAS 1311317-76-6)
- 5-Ethoxy-2-ethyl-1H-benzo[d]imidazole (CAS 192326-08-2)
- 4,4,5,5-tetramethyl-2-(3-thienyl)-1,3,2-dioxaborolane (CAS 214360-70-0)
- 2-[[3-(2-chloroethyl)-2-oxidanylidene-1,3,2$l^{5}-oxazaphosphinan-2-yl]amino]ethyl ethanesulfonate 4430-45-9 A826535 ethanesulfonic acid 2-[[3-(2-chloroethyl)-2-oxo-1,3,2$l^{5}-oxazaphosphorinan-2-yl]amino]ethyl ester (CAS 4430-45-9)
- N-(3,5-dimethoxybenzyl)-2-phenylethan-1-amine (CAS 345221-52-5)
- 4-((2-Hydroxyethyl)amino)tetrahydro-2h-thiopyran 1,1-dioxide (CAS 1153448-82-8)
- 1-(2-Phenylethyl)pyrrolidin-2-one (CAS 10135-23-6)
- 2-Oxo-2,3-dihydrobenzimidazole-4-carboxylic Acid (CAS 291289-41-3)
- Ethyl 1,3-Dihydroxy-2-naphthoate (CAS 6843-89-6)
- Semaglutide Impurity 191 (CAS CATO-C4X-2226191)
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