1,3-Diphenyl-1H-pyrazolo[4,3-c]quinolin-4(5H)-one CAS 89522-18-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89522-18-9 |
| Molecular Formula | C22H15N3O |
| Molecular Weight | 337.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,3-Diphenyl-1H-pyrazolo[4,3-c]quinolin-4(5H)-one (CAS 89522-18-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H15N3O. Molecular weight: 337.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H15N3O |
| Molecular Weight | 337.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 3 |
Related Diphenyl Standards
- 4-(5-Oxo-2,4-diphenyl-2,5-dihydrofuran-3-yl)benzonitrile (CAS 68727-74-2)
- (2S)-2-[Diphenyl[(trimethylsilyl)oxy]methyl]pyrrolidine (2S)-2-[Diphenyl[(trimethylsilyl)oxy]methyl]pyrrolidine, 0.05M solution in toluene (S)-(-)-|A,|A-Diphenyl-2-pyrrolidinemethanol trimethylsilyl ether (S)-(-)-|A,|A-Diphenyl-2-pyrrolidinemethanoltrimethylsilyl ether solution (S)-2-[Diphenyl(trimethylsilanyloxy)methyl]pyrrolidine (S)-2-[Diphenyl(trimethylsilanyloxy)methyl]pyrrolidine, 0.05M solution in toluene (S)-|A,|A-Diphenylprolinol trimethylsilyl ether (S)-|A,|A-Diphenylprolinol trimethylsilyl ether, 0.05M solution in toluene 848821-58-9 (CAS 848821-58-9)
- (2R)-2-[Diphenyl[(trimethylsilyl)oxy]methyl]pyrrolidine (R)-(+)-|A,|A-Diphenyl-2-pyrrolidinemethanol trimethylsilyl ether (R)-(+)-|A,|A-Diphenyl-2-pyrrolidinemethanol trimethylsilyl ether solution (R)-2-[Diphenyl(trimethylsilanyloxy)methyl]pyrrolidine (R)-2-[Diphenyl(trimethylsilanyloxy)methyl]pyrrolidine solution (R)-|A,|A-Diphenylprolinol trimethylsilyl ether (R)-|A,|A-Diphenylprolinol trimethylsilyl ether solution 943757-71-9 (CAS 943757-71-9)
- 1,1-Diphenyl-2-phenylmethanesulfinylethan-1-ol (CAS 251307-47-8)
- 4,5-Diphenyl-1-((tetrahydrofuran-2-yl)methyl)-1h-imidazole-2-thiol (CAS 733030-50-7)
- 3,6-Diphenyl-2-sulfanyl-3H,4H-thieno[2,3-d]pyrimidin-4-one (CAS 315710-78-2)
- 2,4-Diphenyl-5-[(Z)-2-phenyldiazen-1-yl]pyrimidine (CAS 339279-49-1)
- 2-((1-Methyl-3,5-diphenyl-1H-pyrazol-4-yl)oxy)ethyl acetate (CAS 60627-68-1)
Recommended Standards
- 1,2-Diphenylimidazo[2,1-b]quinazolin-5(1H)-one (CAS 62481-19-0)
- 1,4-Dimethyl (2E)-2-(1-{[(3,4-dimethoxyphenyl)methyl]amino}ethylidene)butanedioate (CAS 477890-06-5)
- 1-(4-(4-Fluorophenyl)thiazol-2-yl)-4-(pyridin-2-yl)-1H-pyrazol-5-amine (CAS 956360-74-0)
- 1-Isobutyl-3-(pyrrolidin-2-yl)pyridin-2(1H)-one (CAS 1779121-85-5)
- 2-[2-Chloro-4-(hydroxymethyl)phenoxy]-n-phenylacetamide (CAS 693820-35-8)
- 2-Methyl-3-phenyl-3H-imidazo[4,5-b]pyridine (CAS 41231-01-0)
- 3-(4-Bromo-1-methyl-1H-pyrazol-3-yl)-5-methylisoxazole (CAS 1956378-85-0)
- 2-Fluoro-6-(trifluoromethyl)nicotinaldehyde (CAS 1227599-54-3)
- Selexipag Impurity 7 (CAS CATO-C4X-19617)
- Neuropeptide SF (human) (CAS 192387-39-6)
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