Ethyl 6-ethyl-3-methyl-1-phenyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylate CAS 1018151-08-0
| CAS No. | 1018151-08-0 |
| Molecular Formula | C18H19N3O2 |
| Molecular Weight | 309.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H19N3O2, Ethyl 6-ethyl-3-methyl-1-phenyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylate contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 309.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies Ethyl 6-ethyl-3-methyl-1-phenyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1018151-08-0), a certified reference material (molecular formula C18H19N3O2, MW 309.36 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C18H19N3O2 |
| Molecular Weight | 309.36 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 3 |
Recommended Standards
- Methyl 1-(3-ethoxy-1-ethyl-1H-pyrazole-4-carbonyl)piperidine-4-carboxylate (CAS 1014027-09-8)
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- Tert-butyl (Z)-4-benzylidene-3,3-difluoropiperidine-1-carboxylate (CAS 2101208-41-5)
- Tert-butyl ((1R,2S)-1-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-1-hydroxypropan-2-yl)carbamate (CAS 1028459-58-6)
- (1-(4-Aminopiperidin-1-yl)cyclopropyl)methanol (CAS 2781843-45-4)
- 2-(1-Methyl-1H-pyrazol-3-yl)thiazole-5-carboxylic acid (CAS 1490297-97-6)
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- (4-Ethylthiazol-2-yl)methanol (CAS 1342978-00-0)
- 1-(Tetrahydro-2H-pyran-4-yl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1969279-38-6)
- (S)-2-Cl-Phox-tBu (CAS 2757082-50-9)
- Peptide 437 (CAS CATO-CPTD788437)
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