7-(2-Methyl-1H-imidazol-1-yl)-3-phenyl-5-propylpyrazolo[1,5-a]pyrimidine CAS 902023-50-1
| CAS No. | 902023-50-1 |
| Molecular Formula | C19H19N5 |
| Molecular Weight | 317.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(2-Methyl-1H-imidazol-1-yl)-3-phenyl-5-propylpyrazolo[1,5-a]pyrimidine (CAS 902023-50-1), molecular formula C19H19N5 and molecular weight 317.39 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 7-(2-Methyl-1H-imidazol-1-yl)-3-phenyl-5-propylpyrazolo[1,5-a]pyrimidine (C19H19N5) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 317.39 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures 7-(2-Methyl-1H-imidazol-1-yl)-3-phenyl-5-propylpyrazolo[1,5-a]pyrimidine 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.
Physical & Chemical Properties
| Molecular Formula | C19H19N5 |
| Molecular Weight | 317.39 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 5 |
Recommended Standards
- 5-[(Z)-2-(2,3-Dimethylphenyl)diazen-1-yl]-4-(4-methylphenyl)pyrimidin-2-amine (CAS 338414-18-9)
- N-(5-(2-(Methylthio)phenyl)-1,3,4-oxadiazol-2-yl)thiophene-2-carboxamide (CAS 886908-52-7)
- 5-(2-(Naphthalen-2-yl)propyl)-7H-pyrrolo[2,3-d]pyrimidine-2,4-diamine (CAS 915312-53-7)
- tert-Butyl 3-(7-aminopyrazolo[1,5-a]pyrimidin-5-yl)piperidine-1-carboxylate (CAS 930595-69-0)
- 5-Nitro-1H-pyrazole hydrochloride (CAS 1881328-74-0)
- 6-Hydrazinylpyridine-2-carbonitrile (CAS 1339085-85-6)
- N-((1-Isopropyl-1H-pyrazol-5-yl)methyl)-1,3-dimethyl-1H-pyrazol-5-amine hydrochloride (CAS 1855952-82-7)
- n-(Piperidin-4-yl)-6-(trifluoromethyl)pyridin-2-amine trihydrochloride (CAS 1707361-84-9)
- (S)-Di-Tert-Butyl 2-(3-((S)-6-Amino-1-(Tert-Butoxy)-1-Oxohexan-2-Yl)Ureido)Pentanedioate (CAS 1025796-31-9)
- rel-(3S,4S)-4-Amino-1-(tert-butoxycarbonyl)piperidine-3-carboxylic acid (CAS 1903825-08-0)
- Methyl 2-(bromomethyl)-6-cyanobenzoate (CAS 1022980-69-3)
- (1-(2-(Thiophen-3-yl)ethyl)cyclohexyl)methanamine (CAS 1342179-84-3)
- 1-(2,4-Dimethoxyphenyl)-2,2,3,3,3-pentafluoropropan-1-one (CAS 1443312-09-1)
- (D-Tyr1,N-Me-Phe3)-Neuropeptide FF (H-4752.0001) (CAS 145274-93-7)
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