5-Ethyl-3-[4-(4-methoxyphenyl)piperazine-1-carbonyl]-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one CAS 1574585-28-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1574585-28-6 |
| Molecular Formula | C26H32N4O3 |
| Molecular Weight | 448.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Ethyl-3-[4-(4-methoxyphenyl)piperazine-1-carbonyl]-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one (CAS 1574585-28-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H32N4O3. Molecular weight: 448.56 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C26H32N4O3 |
| Molecular Weight | 448.56 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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.) | 1993 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- 3-(4-Methoxyphenyl)-2-((2-methylbenzyl)thio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 477331-49-0)
- 3-(4-Methoxyphenyl)-2-((3-methylbenzyl)thio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 477331-37-6)
- 3-(4-Methoxyphenyl)-2-((4-methylbenzyl)thio)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3H)-one (CAS 477332-81-3)
- 4,4'-(2,2-Bis(4-methoxyphenyl)ethene-1,1-diyl)dibenzaldehyde (CAS 2165348-28-5)
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- 4-Methoxyphenyl 4-O-(b-D-galactopyranosyl)-β-D-glucopyranoside (CAS 150412-80-9)
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- 6-[(4-Ethyl-5-{[(3-methoxyphenyl)methyl]sulfanyl}-4H-1,2,4-triazol-3-yl)methoxy]-2-phenyl-2,3-dihydropyridazin-3-one (CAS 439121-29-6)
Recommended Standards
- 2-((2-Hydroxyethyl)disulfanyl)ethyl(2-butyl-1,3-dioxo-2,3-dihydro-1H-benzo[de]isoquinolin-6-yl)carba (CAS 1353569-60-4)
- 3-[1-(4-tert-Butylbenzoyl)piperidin-4-yl]-4-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775380-27-2)
- Vilanterol Impurity 46 (CAS CATO-C4X-193546)
- 3-Cyclobutyl-2-((thietan-3-ylamino)methyl)propan-1-ol (CAS 1880305-44-1)
- 3-Bromo-2-fluoro-N-methoxy-N-methylbenzamide (CAS 680610-73-5)
- 3-Bromo-6-(Methoxymethyl)-7,9-dimethylphenanthridine (CAS 954411-50-8)
- Lenvatinib Impurity 35 (CAS 771464-30-3)
- 2-(4-((Dimethylamino)methyl)piperidin-1-yl)acetic acid (CAS 1305514-56-0)
- Faropenem Impurity 87 (CAS CATO-C4X-128987)
- Characteristic MSH-Tetrapeptide (CAS 4289-02-5)
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