N-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine CAS 120765-47-1
| CAS No. | 120765-47-1 |
| Molecular Formula | C11H8ClN5 |
| Molecular Weight | 245.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
N-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 120765-47-1) is a high-purity analytical reference standard with the molecular formula C11H8ClN5 and a molecular weight of 245.67 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution, N-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 245.67 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), N-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine 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 | C11H8ClN5 |
| Molecular Weight | 245.67 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related N Standards
- 8-(4-Chlorophenyl)pyrazolo[1,5-a][1,3,5]triazin-4-amine (CAS 1030457-06-7)
- 1-[3-(4-Chlorophenyl)-1H-pyrazol-4-yl]-1H-1,2,4-triazole (CAS 303996-63-6)
- 3-(4-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 42754-70-1)
- 4-(4-(4-Chlorophenyl)-1H-pyrazol-3-yl)-4H-1,2,4-triazole (CAS 62537-93-3)
- 6-(4-Chlorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7-amine (CAS 85841-26-5)
- 7-(3-Chlorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine (CAS 303145-67-7)
- 7-(4-Chlorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-amine (CAS 303145-62-2)
- 9-(2-Chlorophenyl)-9H-purin-6-amine (CAS 5444-41-7)
Recommended Standards
- 4-{4-chloro-6-methyl-1H-pyrazolo[3,4-d]pyrimidin-1-yl}pyridine (CAS 1153045-44-3)
- 4-Chloro-1-(3-methylpyridin-4-yl)-1h-pyrazolo[3,4-d]pyrimidine (CAS 1207827-22-2)
- 6-Chloro-N-phenyl-9H-purin-2-amine (CAS 114300-74-2)
- 4-Chloro-1-(3-methylpyridin-2-yl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 1207832-52-7)
- (R,5Z,8Z,11Z,14Z)-17-Hydroxyicosa-5,8,11,14-tetraenoic acid (CAS 183509-24-2)
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