7-(4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile CAS 865658-61-3
| CAS No. | 865658-61-3 |
| Molecular Formula | C19H15N5 |
| Molecular Weight | 313.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
7-(4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 865658-61-3) is a high-purity analytical reference standard with the molecular formula C19H15N5 and a molecular weight of 313.36 g/mol.
7-(4-(2,5-Dimethyl-1H-pyrrol-1-yl)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (C19H15N5) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C19H15N5 |
| Molecular Weight | 313.36 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 5 |
Related Dimethyl Standards
- 6-(1,5-Dimethyl-1h-pyrazol-4-yl)-3-methyl-1-propyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1004727-50-7)
- Methyl 1,3-dimethyl-6-(1,3,5-trimethyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1005705-75-8)
- 6-(1-Ethyl-3,5-dimethyl-1h-pyrazol-4-yl)-1,3-dimethyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1006348-91-9)
- 2,4-Dimethyl-N-((5-phenylisoxazol-3-yl)methyl)thiazole-5-carboxamide (CAS 1211739-95-5)
- 3,5-Dimethyl-N-((5-(thiophen-3-yl)pyridin-3-yl)methyl)isoxazole-4-carboxamide (CAS 1787879-10-0)
- 2-((2,5-Dimethyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-yl)thio)acetic acid (CAS 849911-17-7)
- 2,5-Dimethyl-1-(3-nitro-4-(pyrrolidin-1-yl)phenyl)-1H-pyrrole-3-carbaldehyde (CAS 340319-06-4)
- Dimethyl 5-(p-tolyl)-2,3-dihydro-1H-pyrrolizine-6,7-dicarboxylate (CAS 303145-34-8)
Recommended Standards
- 6-(2-(Pyridin-2-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl)quinoxaline (CAS 705262-76-6)
- Cefoperazone EP Impurity D (CAS 37539-03-0)
- 4,4'-(1-Benzyl-1H-1,2,4-triazole-3,5-diyl)dipyridine (CAS 55391-37-2)
- S-(-)-Warfarin-d5 (CAS 791013-22-4)
- 4,6-Bis(thiophen-2-ylthio)pyrimidin-2-amine (CAS 339017-62-8)
- 2-(2,6,7-Trimethyl-1H-indol-3-yl)ethan-1-amine oxalate (CAS 1177345-45-7)
- Methyl 2-Bromo-5-fluorobenzoate (CAS 6942-39-8)
- 1-[(2S)-1-methylpyrrolidin-2-yl]ethanol (CAS 228857-49-6)
- (3-Cyclopropyl-5-(methoxycarbonyl)phenyl)boronic acid (CAS 2225181-61-1)
- Sodium New Houttuyfonate (CAS 1847-58-1)
- Ethyl 4-Methyl-2-cyclohexanone-1-carboxylate (CAS 13537-82-1)
- Methyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline-4-carboxylate (CAS 2247162-79-2)
- Tert-butyl n-[4-(6-formylpyridin-2-yl)phenyl]carbamate (CAS 834884-86-5)
- C-Peptide (Proinsulin) (CAS 59112-80-0)
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