(2-Methyl-4-(phenylamino)-3,4-dihydroquinolin-1(2H)-yl)(phenyl)methanone CAS 857-45-4
| CAS No. | 857-45-4 |
| Molecular Formula | C23H22N2O |
| Molecular Weight | 342.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
CATO supplies (2-Methyl-4-(phenylamino)-3,4-dihydroquinolin-1(2H)-yl)(phenyl)methanone (CAS 857-45-4), a certified reference material (molecular formula C23H22N2O, MW 342.43 g/mol) for analytical method development and quality control.
Structurally, (2-Methyl-4-(phenylamino)-3,4-dihydroquinolin-1(2H)-yl)(phenyl)methanone (C23H22N2O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 342.43 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C23H22N2O |
| Molecular Weight | 342.43 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 3-(Phenylamino)-2-(2-phenylhydrazinyl)quinazolin-4(3H)-one (CAS 16802-76-9)
- Phenyl(2-(6-(phenylamino)pyridin-3-yl)pyrrolidin-1-yl)methanone (CAS 1352493-14-1)
- 3-Ethyl-5-(phenylamino)-2-(pyridin-2-yl)-2H-indazole-4,7-dione (CAS 62370-32-5)
- 1-(Phenylamino)-3H-naphtho[1,2,3-de]quinoline-2,7-dione (CAS 59836-62-3)
- 2,5-Bis(phenylamino)terephthalic acid (CAS 10109-95-2)
- 2-((4,6-Bis(phenylamino)-1,3,5-triazin-2-yl)amino)acetic acid (CAS 62751-85-3)
- 2-(2-(2-(Phenylamino)thiazol-4-yl)ethyl)isoindoline-1,3-dione (CAS 124458-16-8)
- (4-(Phenylamino)quinolin-2-yl)(thiomorpholino)methanone (CAS 1226454-09-6)
Recommended Standards
- (2-Hydroxy-4-(octyloxy)phenyl)(2-hydroxyphenyl)methanone (CAS 85-24-5)
- (2S)-[[N-(tert-Butoxycarbonyl)-N-methyl-L-alanyl]amino](cyclohexyl)ethanoic acid (CAS 894789-27-6)
- (2-((2,5-Dimethylbenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)(2-fluorophenyl)methanone (CAS 851804-45-0)
- (3,5-Dimethylphenyl)(2-((2-fluorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)methanone (CAS 851806-73-0)
- tert-Butyl 5-amino-2-methyl-1H-indole-1-carboxylate (CAS 867032-12-0)
- 1-(thiophen-3-ylmethyl)-1H-pyrazol-3-amine (CAS 1183247-90-6)
- 3,4-bis(4-methoxyphenyl)-1H-pyrazole (CAS 1007072-64-1)
- 3-Amino-3-(2-chloro-4-methoxyphenyl)propanoic acid (CAS 881040-22-8)
- 6-(2-Isopropoxyethoxy)nicotinic acid (CAS 1707719-07-0)
- 3-(2-Thioxo-2,3-dihydro-1H-imidazol-4-yl)propanoic acid (CAS 4708-67-2)
- Fluralaner Impurity 21 (CAS CATO-C4X-218021)
- [1,1'-Bis(diphenylphosphino)ferrocene]tetracarbonylchromium, 99% (CAS 67292-31-3)
- 3-Chloro-N-(2,6-diethylphenyl)propanamide (CAS 544423-20-3)
- (Des-Thr?)-Glucagon trifluoroacetate salt (CAS 1802078-27-8)
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