4-[(3-Methoxyphenyl)methyl]-2-methyl-4H,5H-pyrazolo[1,5-a]quinazolin-5-one CAS 866050-28-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866050-28-4 |
| Molecular Formula | C19H17N3O2 |
| Molecular Weight | 319.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-[(3-Methoxyphenyl)methyl]-2-methyl-4H,5H-pyrazolo[1,5-a]quinazolin-5-one (CAS 866050-28-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C19H17N3O2. Molecular weight: 319.36 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C19H17N3O2 |
| Molecular Weight | 319.36 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.) | 1987 |
| Nitrogen Atoms | 3 |
Related Methoxyphenyl Standards
- (4-Methoxyphenyl)(6-(4-methoxyphenyl)pyridin-3-yl)methanone (CAS 53670-04-5)
- Ethyl 2-((3-(4-methoxyphenyl)-4,5-dihydroisoxazol-5-yl)methyl)-3-oxobutanoate (CAS 890095-39-3)
- (4-Methoxyphenyl)(thieno[2,3-b]quinolin-2-yl)methanone (CAS 866144-18-5)
- 3-[(4-Methoxyphenyl)sulfanyl]-6-phenylpyridazine-4-carbonitrile (CAS 338417-88-2)
- 4-((4-Methoxyphenyl)sulfonyl)-3-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 338747-49-2)
- N-(2-methoxyphenyl)-N-(oxiran-2-ylmethyl)benzenesulfonamide (CAS 672280-58-9)
- N-(4-methoxyphenyl)-N-(oxiran-2-ylmethyl)benzenesulfonamide (CAS 500118-62-7)
- N-(3-Methoxyphenyl)-2-oxo-1,3-dihydrobenzimidazole-5-sulfonamide (CAS 1189900-14-8)
Recommended Standards
- 4-(4-Methylbenzoyl)-N-[(pyridin-3-yl)methyl]-1H-pyrrole-2-carboxamide (CAS 439111-62-3)
- 4-{6-[(oxan-4-yl)amino]imidazo[1,2-b]pyridazin-3-yl}benzonitrile (CAS 927432-56-2)
- 4-(4,4-Dimethyl-5-oxo-2-phenylpyrazolidine-1-carbonyl)benzonitrile (CAS 866155-37-5)
- 7-(4-Butylphenyl)-5,10-dihydroindeno[1,2-b]indole-2-carboxylic acid (CAS 920302-46-1)
- 3,4-Dihydro-2H-1,4-benzoxazin-6-ylmethanol (CAS 915160-96-2)
- Loratadine-d5 (ethyl-d5) (CAS 1398065-63-8)
- 4-(1,3-thiazol-4-yl)piperidine (CAS 741670-62-2)
- 5,6,7,8-Tetrahydroisoquinolin-5-amine hydrochloride (CAS 1246552-20-4)
- 3-Amino-N-isopropyl-4-(pyrrolidin-1-yl)benzamide (CAS 1322605-24-2)
- Glucagon receptor antagonists-2 (CAS 202917-18-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com