(3,5-Dichloro-2-hydroxyphenyl)(3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)methanone CAS 736949-72-7
| CAS No. | 736949-72-7 |
| Molecular Formula | C14H9Cl2N3O2 |
| Molecular Weight | 322.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 322.15 g/mol gives (3,5-Dichloro-2-hydroxyphenyl)(3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)methanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(3,5-Dichloro-2-hydroxyphenyl)(3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)methanone (CAS 736949-72-7) is a high-purity analytical reference standard with the molecular formula C14H9Cl2N3O2 and a molecular weight of 322.15 g/mol.
Based on its molecular formula C14H9Cl2N3O2, (3,5-Dichloro-2-hydroxyphenyl)(3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)methanone contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 322.15 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.
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.
As a certified reference material (CRM), (3,5-Dichloro-2-hydroxyphenyl)(3-methyl-1H-pyrazolo[3,4-b]pyridin-5-yl)methanone meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H9Cl2N3O2 |
| Molecular Weight | 322.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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- 2,2-Dichloro-1-(3-phenyl-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)ethan-1-one (CAS 400084-44-8)
- 3-(3,6-Dichloro-9H-carbazol-9-yl)propanehydrazide (CAS 300816-39-1)
- 3-(5,6-Dichloro-1-propyl-1H-benzo[d]imidazol-2-yl)pyridin-2(1H)-one (CAS 338412-10-5)
- 8-Benzyl-2,4-dichloro-7,8-dihydro-5H-pyrimido[4,5-c]azepin-9(6H)-one (CAS 2750356-93-3)
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Recommended Standards
- 1,1,1-Trifluoro-10-iododecane (CAS 1965305-16-1)
- (4-Bromophenyl)methyl N-[(E)-2-(furan-2-yl)ethenyl]carbamate (CAS 338399-79-4)
- Methyl 4-bromo-1-cyclopropyl-3-formyl-1H-indole-6-carboxylate (CAS 1956381-75-1)
- 1-(Benzyloxy)-5-bromo-2-methyl-3-nitrobenzene (CAS 864550-42-5)
- Triethoxyphosphine(trifluoroacetylacetonate)silver(I) (CAS 783334-85-0)
- 2-Acetyl-4-bromo-5-methylisoxazol-3(2H)-one (CAS 1630905-41-7)
- (S)-4-Benzyl 1-methyl 2-aminosuccinate (CAS 153460-97-0)
- Ethyl 3-amino-4-(1H-imidazol-1-yl)benzoate (CAS 875160-11-5)
- N-(4-Methylpyrimidin-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 1419221-35-4)
- Methyl 1,2,3-thiadiazole-5-carboxylate (CAS 81699-19-6)
- N-((4-allyl-5-((4-(trifluoromethyl)benzyl)thio)-4H-1,2,4-triazol-3-yl)methyl)-4-bromobenzenesulfonamide (CAS 338794-43-7)
- (1-((4-Chlorophenoxy)methyl)cyclopropyl)methanol (CAS 2166665-11-6)
- (2-(Methylthio)pyridin-3-yl)methanol (CAS 62658-90-6)
- Peptide Impurity 24 (CAS CATO-CPTD788824)
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