6-Hydroxy-2-phenyl-2H-pyrazolo[3,4-c]quinolin-4(5H)-one CAS 1315307-77-7
| CAS No. | 1315307-77-7 |
| Molecular Formula | C16H11N3O2 |
| Molecular Weight | 277.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
6-Hydroxy-2-phenyl-2H-pyrazolo[3,4-c]quinolin-4(5H)-one (CAS 1315307-77-7), molecular formula C16H11N3O2 and molecular weight 277.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H11N3O2, 6-Hydroxy-2-phenyl-2H-pyrazolo[3,4-c]quinolin-4(5H)-one 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 277.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 6-Hydroxy-2-phenyl-2H-pyrazolo[3,4-c]quinolin-4(5H)-one 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.
Physical & Chemical Properties
| Molecular Formula | C16H11N3O2 |
| Molecular Weight | 277.28 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
Related Hydroxy Standards
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Recommended Standards
- 1-(Tert-butyl) 5-methyl 1H-pyrazolo[3,4-b]pyridine-1,5-dicarboxylate (CAS 1305325-08-9)
- (1R,3S,4S)-ent-Entecavir (CAS 1333204-94-6)
- 4-tert-Butoxycarbonylamino-pyrazolo[1,5-a]pyridine-3-carboxylic acid (CAS 1303968-45-7)
- 1-(Benzyloxy)-3-(methyl(2,2,2-trifluoroethyl)amino)propan-2-ol (CAS 1355835-93-6)
- (3-Fluoropyridin-4-yl)(3-(hydroxymethyl)piperidin-1-yl)methanone (CAS 1478066-81-7)
- Methyl 3-({[4-(2-pyrimidinyl)piperazino]carbothioyl}amino)-2-thiophenecarboxylate (CAS 1022587-39-8)
- 2,2’,4,4’-Tetranitrobenzophenone (CAS 71535-97-2)
- 5-Iodo-2-(piperazin-1-yl)pyrimidine (CAS 95847-41-9)
- Disodium 3-Hydroxy-2,7-naphthalenedisulfonate (CAS 135-51-3)
- 2-Bromo-5-fluorobenzene-1,4-diol (CAS 186589-86-6)
- N-Nitroso Folic acid EP Impurity C (CAS 29291-35-8)
- 6-Oxo-6-(4-n-pentylphenyl)hexanoic acid (CAS 178686-75-4)
- (2,4-Dichlorophenyl)(1-(2-(trifluoromethyl)phenyl)-1H-1,2,3-triazol-4-yl)methanone (CAS 477847-85-1)
- Fragment-[9-31]-Semaglutide (CAS CATO-C4X-2226181)
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