3,5-Diphenyl-N-propylpyrazolo[1,5-a]pyrimidin-7-amine CAS 890616-39-4
| CAS No. | 890616-39-4 |
| Molecular Formula | C21H20N4 |
| Molecular Weight | 328.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3,5-Diphenyl-N-propylpyrazolo[1,5-a]pyrimidin-7-amine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
3,5-Diphenyl-N-propylpyrazolo[1,5-a]pyrimidin-7-amine (CAS 890616-39-4), molecular formula C21H20N4 and molecular weight 328.41 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C21H20N4, 3,5-Diphenyl-N-propylpyrazolo[1,5-a]pyrimidin-7-amine contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 328.41 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H20N4 |
| Molecular Weight | 328.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
Related Diphenyl Standards
- 3-(4,5-Diphenyl-thiazol-2-yl)-phenylamine (CAS 70031-70-8)
- 2,3-Diphenyl-4-(piperidin-1-ylmethyl)pyridine (CAS 1956369-91-7)
- 4-((1,3-Diphenyl-1H-pyrazol-4-yl)methylene)-5-methyl-2,4-dihydro-3H-pyrazol-3-one (CAS 370096-57-4)
- 3,4-Diphenyl-7-methoxycoumarin (CAS 33257-76-0)
- 4-(1,3-Diphenyl-1H-furo[3,2-c]pyrazol-5-yl)but-3-en-2-one (CAS 62680-35-7)
- 4-(4,5-Diphenyl-1H-imidazol-2-yl)benzene-1,3-diol (CAS 488787-64-0)
- 3-Methyl-1,6-diphenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 749218-99-3)
- N-(4,5-Diphenyl-1H-pyrazolo[3,4-c]pyridazin-3-yl)acetamide (CAS 122505-71-9)
Recommended Standards
- 3-(2-Methoxyphenyl)-5-(pyridin-4-ylmethylene)-2-thioxothiazolidin-4-one (CAS 488861-27-4)
- 4-(2,5-Dimethylphenyl)-5-(((4-fluorophenyl)amino)methyl)-4H-1,2,4-triazole-3-thiol (CAS 917750-23-3)
- 3-((5-Phenylthieno[2,3-d]pyrimidin-4-yl)thio)dihydrofuran-2(3H)-one (CAS 924383-28-8)
- 4-(2-Ethylbutanoyl)-N-[(2-methoxyphenyl)methyl]-1H-pyrrole-2-carboxamide (CAS 478259-86-8)
- 1-(2,4-Dichlorobenzyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carbonitrile (CAS 338748-72-4)
- 3-(3-Aminophenyl)-N-methylimidazo[1,2-a]pyrazin-8-amine (CAS 787591-36-0)
- 5-Bromo-2,4-dimethyl-1H-imidazole (CAS 1049118-07-1)
- Tert-butyl (2R,4S)-4-bromo-2-(methoxymethyl)pyrrolidine-1-carboxylate (CAS 2556993-39-4)
- 3-chloro-4-(2-cyanophenoxy)benzoic acid (CAS 1281803-67-5)
- 2-Amino-5-(4-iodophenyl)-3H-pyrrolo[2,3-d]pyrimidin-4(7H)-one (CAS 1204298-51-0)
- 1-(4,4-Dimethylcyclohexyl)-2,2,2-trifluoroethan-1-ol (CAS 1864295-79-3)
- ((1R,4aR,5S,6S,6aS,7S,8S,9R,11aS,11bS)-5-Acetoxy-1,6,7,8-tetrahydroxy-4,4-dimethyldodecahydro-1H-6,11b-(epoxymethano)-6a,9-methanocyclohepta[a]naphthalen-8-yl)methyl acetate (CAS 90468-72-7)
- 1h-Pyrazole-4-carboxylic acid hydrate (CAS 1209620-58-5)
- Semaglutide Impurity 13 (CAS CATO-C4X-222613)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com