Ethyl 2-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate CAS 1334643-95-6
| CAS No. | 1334643-95-6 |
| Molecular Formula | C16H18N2O2 |
| Molecular Weight | 270.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Ethyl 2-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-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.
CATO supplies Ethyl 2-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate (CAS 1334643-95-6), a certified reference material (molecular formula C16H18N2O2, MW 270.33 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H18N2O2, Ethyl 2-phenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 270.33 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.
Physical & Chemical Properties
| Molecular Formula | C16H18N2O2 |
| Molecular Weight | 270.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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.) | 1991 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (E)-2-((4-Ethoxy-3-methoxybenzylidene)amino)cyclopent-1-ene-1-carbonitrile (CAS 1322206-13-2)
- (4-Aminopiperidin-1-yl)(3-phenyl-1H-pyrazol-4-yl)methanone (CAS 1338651-90-3)
- (6-Methyl-pyridin-2-yl)-(6-morpholin-2-yl-pyridin-2-yl)-amine (CAS 1316219-65-4)
- 3-(3-Methoxyphenyl)-6-(piperazin-1-yl)pyridazine (CAS 1338655-25-6)
- 4-(2-(Hydroxymethyl)phenyl)-1-methylpiperidin-4-ol (CAS 61600-09-7)
- (6-(Thiophen-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methanamine (CAS 1280576-72-8)
- 3,4,9,10-Perylenetetracarboxylic Dianhydride (purified by sublimation) (CAS 128-69-8)
- Methyl 2-(2-oxopiperidin-3-yl)acetate (CAS 1680995-81-6)
- 3-Chloro-6-(4-fluoro-3-nitrophenyl)pyridazine (CAS 1105194-86-2)
- N-(2-aminophenyl)acrylamide (CAS 139039-23-9)
- 3-(5-Methyl-1h-pyrazol-1-yl)-2-(propylamino)propanamide (CAS 1342963-00-1)
- Dimethyl (1R,2R)-4,4-difluorocyclohexane-1,2-dicarboxylate (CAS 1694638-14-6)
- Rapamycin Impurity 9 (CAS 500733-49-3)
- Semaglutide impurity 103 (CAS 1446013-07-5)
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