3-(2-Ethoxyphenyl)-2-(piperazin-1-ylmethyl)quinazolin-4(3H)-one CAS 903499-49-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 903499-49-0 |
| Molecular Formula | C21H24N4O2 |
| Molecular Weight | 364.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2-Ethoxyphenyl)-2-(piperazin-1-ylmethyl)quinazolin-4(3H)-one (CAS 903499-49-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H24N4O2. Molecular weight: 364.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H24N4O2 |
| Molecular Weight | 364.44 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 2-Amino-6-(2-(cyclopropylmethoxy)-6-hydroxyphenyl)-4-(piperidin-4-yl)nicotinonitrile (CAS 406208-42-2)
- 3-(3-(4-Phenylpiperazin-1-yl)propyl)quinazoline-2,4(1H,3H)-dione (CAS 2208-51-7)
- 2,5-Dibromo-4-methoxybenzenesulfonyl chloride (CAS 897026-79-8)
- 1-Chloro-5,6,7,8-tetrahydroisoquinoline (CAS 50387-95-6)
- 4-Bromobenzo[d]thiazol-2(3H)-one (CAS 73443-85-3)
- Cariprazine Impurity 37 (CAS CATO-C4X-240837)
- 1-{1-azabicyclo[2.2.2]octan-3-yl}-2,5-dimethyl-1h-pyrrole-3-carboxylic acid (CAS 1000930-76-6)
- Methyl 2-(amino(pyrazin-2-yl)methylene)-1-methylhydrazine-1-carbodithioate (CAS 301164-89-6)
- Ethyl 1-pyrimidin-2-yl-piperidine-4-carboxylate (CAS 111247-60-0)
- Semaglutide impurity 96 (CAS CATO-C4X-222696)
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