6,7-Dimethoxy-2-(4-phenylpiperazin-1-yl)quinazolin-4-amine CAS 331258-43-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 331258-43-6 |
| Molecular Formula | C20H23N5O2 |
| Molecular Weight | 365.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,7-Dimethoxy-2-(4-phenylpiperazin-1-yl)quinazolin-4-amine (CAS 331258-43-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H23N5O2. Molecular weight: 365.43 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H23N5O2 |
| Molecular Weight | 365.43 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.) | 2025 |
| Nitrogen Atoms | 5 |
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Recommended Standards
- 4-(5-(Anthracen-9-yl)-1,3,4-oxadiazol-2-yl)-N,N-dimethylaniline (CAS 70366-91-5)
- Benzyl 4-(4-(dimethylamino)phenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 300667-82-7)
- 4-(5-(4-(Dimethylamino)phenyl)-3-phenyl-4,5-dihydro-1H-pyrazol-1-yl)-4-oxobutanoic acid (CAS 394225-50-4)
- Tert-butyl 7-(aminomethyl)indoline-1-carboxylate (CAS 1086392-30-4)
- 1-[(dimethylamino)methyl]cyclobutan-1-amine (CAS 1520929-80-9)
- (4-Fluoro-2-((2,2,2-trifluoroethoxy)methyl)phenyl)boronic acid (CAS 1704063-88-6)
- 1-[2-(4-fluorophenyl)-2-oxoethyl]-3-(1H-pyrrol-1-ylmethyl)pyridinium bromide (CAS 646497-76-9)
- 2-Heptylzinc bromide (CAS 312693-10-0)
- 3-Amino-5-((4-ethylphenyl)amino)-1H-pyrazole-4-carbonitrile (CAS 824397-72-0)
- [γ-Glu]15 Semaglutide (CAS CATO-C4X-222690)
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