7-Methoxy-2-(4-methoxyphenyl)-2,5-dihydro-3H-pyrazolo[4,3-c]quinolin-3-one CAS 164025-44-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 164025-44-9 |
| Molecular Formula | C18H15N3O3 |
| Molecular Weight | 321.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Methoxy-2-(4-methoxyphenyl)-2,5-dihydro-3H-pyrazolo[4,3-c]quinolin-3-one (CAS 164025-44-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H15N3O3. Molecular weight: 321.33 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H15N3O3 |
| Molecular Weight | 321.33 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.) | 2003 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- (R)-2-((((9H-Fluoren-9-yl)oxy)carbonyl)amino)pent-4-ynoic acid (CAS 1632296-35-5)
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- (S)-2-((((9H-Fluoren-9-yl)oxy)carbonyl)amino)pent-4-ynoic acid (CAS 1632296-20-8)
- (S)-4-Methyl-8,8a-dihydropyrrolo[1,2-d][1,2,4]triazine-1,6(2H,7H)-dione (CAS 183079-02-9)
- Butyl[(2,4,5-trimethoxyphenyl)methyl]amine hydrochloride (CAS 1158411-36-9)
- 3-Bromo-4-(trifluoromethyl)-1H-indazole (CAS 1000342-21-1)
- 1-Bromo-2-methylcyclopropane (CAS 52914-88-2)
- 5-Nitro-2-(4-(trifluoromethyl)piperidin-1-yl)benzaldehyde (CAS 1033463-37-4)
- Ethyl 2-[N-(2,4-dichloro-5-methoxyphenyl)4-chlorobenzenesulfonamido]acetate (CAS 338961-33-4)
- Semaglutide impurity 248 (CAS CATO-C4X-2226248)
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