| CAS No. | 80772-97-0 |
| Molecular Formula | C7H3N5O2 |
| Molecular Weight | 189.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 189.13 g/mol gives 6-Nitropyrazolo[1,5-a]pyrimidine-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 6-Nitropyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 80772-97-0), a certified reference material (molecular formula C7H3N5O2, MW 189.13 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H3N5O2, 6-Nitropyrazolo[1,5-a]pyrimidine-3-carbonitrile contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 189.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures 6-Nitropyrazolo[1,5-a]pyrimidine-3-carbonitrile 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.
| Molecular Formula | C7H3N5O2 |
| Molecular Weight | 189.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 5 |