4-(4-(1H-Imidazol-1-yl)phenyl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid CAS 1354706-33-4
| CAS No. | 1354706-33-4 |
| Molecular Formula | C17H13N5O2 |
| Molecular Weight | 319.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-(4-(1H-Imidazol-1-yl)phenyl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid (CAS 1354706-33-4), molecular formula C17H13N5O2 and molecular weight 319.32 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H13N5O2, 4-(4-(1H-Imidazol-1-yl)phenyl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid 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 319.32 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C17H13N5O2 |
| Molecular Weight | 319.32 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.) | 1991 |
| Nitrogen Atoms | 5 |
Related H Standards
- 3-{2-[4-(1H-Imidazol-1-yl)phenyl]-2-oxoethyl}-2-benzofuran-1(3H)-one (CAS 477850-47-8)
- 1-(4-(1H-Imidazol-5-yl)piperidin-1-yl)-5-cyclohexylpentan-1-one (CAS 152241-24-2)
- 2-(2-(1H-Imidazol-1-yl)ethyl)-4-(pyridin-3-yl)phthalazin-1(2H)-one (CAS 137381-31-8)
- 1-(6-(1H-Imidazol-1-yl)pyridin-3-yl)-3-(3-phenylpropyl)urea (CAS 1421500-39-1)
- 2-(2-(1H-Imidazol-2-yl)phenyl)-5-(tert-butyl)-1H-benzo[d]imidazole (CAS 824394-94-7)
- 8-(1H-Imidazol-1-yl)-2-methyl-3-phenyl-6,7-dihydro-5H-cyclopenta[d]pyrazolo[1,5-a]pyrimidine (CAS 896838-67-8)
- 3-((3-(1H-Imidazol-1-yl)propyl)amino)-5-bromobenzoic acid (CAS 1976800-34-6)
- 4-((3-(1H-imidazol-1-yl)propyl)amino)-3-nitro-2H-chromen-2-one (CAS 294853-70-6)
Recommended Standards
- Tert-butyl n-(4,4,4-trifluoro-3-hydroxy-1-phenylbutan-2-yl)carbamate (CAS 1311317-58-4)
- Ethyl 4-((4-(4-methyl-5-oxo-4,5-dihydro-1H-tetrazol-1-yl)phenyl)amino)-4-oxobutanoate (CAS 1396879-94-9)
- 3-Hydroxy-1,2-dimethyl-5-(2,2,2-trifluoro-1-(4-methylpiperazin-1-yl)ethyl)pyridin-4(1H)-one (CAS 1259680-61-9)
- N2,N6-Di(pyridin-3-yl)pyridine-2,6-dicarboxamide (CAS 184870-07-3)
- Pb And Cd In Water (CAS CATO-CCRM106007)
- methyl 6-methoxypyrazine-2-carboxylate (CAS 23813-24-3)
- 4-(4-Methoxyphenyl)isoxazolo[3,4-d]pyridazin-7(6H)-one (CAS 952182-88-6)
- 1-(4-methoxyphenyl)azetidin-2-one (CAS 7661-29-2)
- Quinoline-7-boronic Acid (CAS 629644-82-2)
- 9-Benzyl-2-chloro-N-(4-(methylthio)phenyl)-9H-purin-6-amine (CAS 125802-48-4)
- 6-(Tetrahydro-2H-pyran-4-yl)-1H-indazole (CAS 885272-18-4)
- DL-2-Amino-5-phosphonopentanoic Acid (CAS 76326-31-3)
- 4-(Methylthio)-N-(tetrahydrofuran-2-ylmethyl)-1,3-benzothiazol-2-amine (CAS 1350989-01-3)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
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