Methyl 6-(furan-2-yl)-3-methyl-1-phenyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylate CAS 832746-65-3
| CAS No. | 832746-65-3 |
| Molecular Formula | C19H15N3O3 |
| Molecular Weight | 333.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Methyl 6-(furan-2-yl)-3-methyl-1-phenyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylate (C19H15N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 333.34 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Methyl 6-(furan-2-yl)-3-methyl-1-phenyl-1h-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 832746-65-3), molecular formula C19H15N3O3 and molecular weight 333.34 g/mol, is a CATO reference standard with documented purity and traceability.
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 | C19H15N3O3 |
| Molecular Weight | 333.34 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
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- N-(2-(Furan-3-yl)ethyl)-1-(4-(trifluoromethyl)phenyl)methanesulfonamide (CAS 1428355-77-4)
- 3-((Furan-2-ylmethyl)amino)-4-((4-nitrophenyl)amino)-4-oxobutanoic acid (CAS 1042693-05-9)
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Recommended Standards
- Methyl 4-[4-(cyclopropylcarbonyl)piperazino]-3-nitrobenzenecarboxylate (CAS 478246-56-9)
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- Methyl 3-((tert-butoxycarbonyl)amino)-8-methoxycinnoline-6-carboxylate (CAS 2721376-50-5)
- N-(2,4-Difluorophenyl)-2-[4-(pyrimidin-2-yl)piperazin-1-yl]acetamide (CAS 491867-64-2)
- N-(1-(1H-Benzo[d][1,2,3]triazol-1-yl)nonyl)pyridin-2-amine (CAS 1381763-20-7)
- 3-Fluoro-3'-(pyrrolidin-1-ylsulfonyl)-[1,1'-biphenyl]-4-ol (CAS 1262002-99-2)
- N-(4-(1H-1,2,4-triazol-1-yl)phenyl)-2-((4-chlorophenyl)thio)acetamide (CAS 763124-76-1)
- 1-(5-(Piperidin-1-yl)-1,3,4-thiadiazol-2-yl)-1H-pyrrole-2-carbaldehyde (CAS 1243035-42-8)
- 1,10-Decanedithiol (CAS 1191-67-9)
- 6-Fluoro-4H-benzo[d][1,3]dioxin-4-one (CAS 61702-21-4)
- n-(2-Chloroacetyl)-4-(n,n-dimethylsulfamoyl)benzamide (CAS 571162-56-6)
- 2-(4-(1,3-Dioxoisoindolin-2-yl)phenoxy)acetonitrile (CAS 449737-26-2)
- 2-Pyrrolidin-1-yl-7-(2-thienyl)[1,3]thiazolo[4,5-d]pyridazin-4(5H)-one (CAS 1105192-70-8)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
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