Ethyl 3-cyanopyrazolo[1,5-a]pyrimidine-7-carboxylate CAS 950057-07-5
| CAS No. | 950057-07-5 |
| Molecular Formula | C10H8N4O2 |
| Molecular Weight | 216.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Ethyl 3-cyanopyrazolo[1,5-a]pyrimidine-7-carboxylate 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.
Ethyl 3-cyanopyrazolo[1,5-a]pyrimidine-7-carboxylate (CAS 950057-07-5) is a high-purity analytical reference standard with the molecular formula C10H8N4O2 and a molecular weight of 216.20 g/mol.
Based on its molecular formula C10H8N4O2, Ethyl 3-cyanopyrazolo[1,5-a]pyrimidine-7-carboxylate 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 216.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C10H8N4O2 |
| Molecular Weight | 216.20 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.) | 1987 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- Ethyl 5-cyanopyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1823265-30-0)
- N-(3-Cyanopyrazolo[5,1-c][1,2,4]triazin-4-yl)-N,N-dimethylimidoformamide (CAS 1306753-69-4)
- Ethyl 6-cyanopyrazolo[1,5-a]pyridine-3-carboxylate (CAS 55899-34-8)
- 3-cyanopyrazolo[1,5-a]pyrimidine-6-sulfonyl chloride (CAS 1909325-11-6)
- 6-Cyanopyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 1315363-86-0)
- 3-Cyanopyrazolo[1,5-a]pyrimidine-6-carboxylic acid (CAS 1558138-88-7)
- 5-cyanopyrazolo[1,5-a]pyridine-3-carboxylic acid (CAS 1352900-89-0)
Recommended Standards
- Cinacalcet Impurity 113 (CAS 67646-72-4)
- Methanol, 1,1',1''-(1,3,5-triazine-2,4,6-triyltriimino)tris-, homopolymer (CAS 34777-81-6)
- 7-Amino-2-methylpyrido[3,4-e][1,2,4]triazolo-[1,5-a]pyrimidin-6(7H)-one (CAS 924834-86-6)
- N,N-Dimethyl-N'-[4-(trifluoromethyl)phenyl]methanimidamide (CAS 29366-21-0)
- 2-(4-Bromo-3-oxobutan-2-yl)isoindoline-1,3-dione (CAS 70386-38-8)
- 1,3-Dibromo-2-ethoxy-5-isopropylbenzene (CAS 2379321-83-0)
- 4-Chloro-2-cyclopropyl-6-methylthieno[2,3-d]pyrimidine (CAS 1341078-55-4)
- 4-(Benzylamino)tetrahydrothiopyran (CAS 887978-08-7)
- (6-Amino-7H-purin-7-yl)(2,3,5,6-tetramethylphenyl)methanone (CAS 36855-76-2)
- Bupropion Impurity 34 (CAS CATO-C4X-120333)
- 4'-(Methoxycarbonyl)-[2,2'-bipyridine]-4-carboxylic acid (CAS 161955-60-8)
- (2,3-Dichlorophenoxy)acetyl chloride (CAS 85630-84-8)
- 2-Chloro-N-(4-(morpholinomethyl)benzyl)propanamide (CAS 1097816-84-6)
- Galanin (1-13)-Neuropeptide Y (25-36) amide (CAS 147138-51-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com