3-[4-(2-Fluorophenyl)piperazine-1-carbonyl]-5-methyl-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one CAS 1574576-94-5
| CAS No. | 1574576-94-5 |
| Molecular Formula | C24H27FN4O2 |
| Molecular Weight | 422.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 422.50 g/mol gives 3-[4-(2-Fluorophenyl)piperazine-1-carbonyl]-5-methyl-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-[4-(2-Fluorophenyl)piperazine-1-carbonyl]-5-methyl-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one (CAS 1574576-94-5), molecular formula C24H27FN4O2 and molecular weight 422.50 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 3-[4-(2-Fluorophenyl)piperazine-1-carbonyl]-5-methyl-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 422.50 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures 3-[4-(2-Fluorophenyl)piperazine-1-carbonyl]-5-methyl-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C24H27FN4O2 |
| Molecular Weight | 422.50 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
Related Fluorophenyl Standards
- 3-[4-(4-Fluorophenyl)piperazine-1-carbonyl]-5-methyl-5H,5aH,6H,7H,8H,9H,11H-pyrido[2,1-b]quinazolin-11-one (CAS 1574590-99-0)
- 3-(((2-Fluorophenyl)amino)methylene)-1-(4-methylbenzyl)-1H-benzo[c][1,2]thiazin-4(3H)-one 2,2-dioxide (CAS 893310-53-7)
- 3-(((4-Fluorophenyl)amino)methylene)-1-(4-methylbenzyl)-1H-benzo[c][1,2]thiazin-4(3H)-one 2,2-dioxide (CAS 893310-66-2)
- 4-(2-Fluorophenyl)-2-[(E)-2-(3-methylthiophen-2-yl)ethenyl]-5-oxo-5H-indeno[1,2-b]pyridine-3-carbonitrile (CAS 685107-37-3)
- Methyl 3-(2-{[(4-fluorophenyl)carbamoyl]carbonyl}-1H-pyrrol-1-yl)-1-benzothiophene-2-carboxylate (CAS 477872-80-3)
- N-(4-fluorophenyl)-3-(thiophen-2-yl)-6-(trifluoromethyl)thieno[3,2-b]pyridine-2-carboxamide (CAS 477845-17-3)
- (5-(2-Fluorophenyl)thiophen-2-yl)(5-iodo-2-methylphenyl)methanone (CAS 2070015-36-8)
- (5-(3-Fluorophenyl)thiophen-2-yl)(5-iodo-2-methylphenyl)methanone (CAS 2070015-41-5)
Recommended Standards
- (Rp)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl (2-hydroxynaphthalen-1-yl)(phenyl)phosphinate (CAS 1464049-24-8)
- (Rp)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl naphthalen-2-yl phenylphosphonate (CAS 1463876-38-1)
- (Rp)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl (1-hydroxynaphthalen-2-yl)(phenyl)phosphinate (CAS 1592980-23-8)
- (Rp)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl naphthalen-1-yl phenylphosphonate (CAS 1463876-31-4)
- (2S)-2-(4-(2,3-Bis(palmitoyloxy)propoxy)-4-oxobutanamido)-3-(1H-imidazol-4-yl)propanoic acid (CAS 585539-97-5)
- Ethyl 4-(naphthalen-1-yloxy)-3-oxobutanoate (CAS 181027-15-6)
- n-(1-(1h-Benzo[d]imidazol-2-yl)ethyl)-4-chlorobenzenesulfonamide (CAS 400078-11-7)
- Diethyl 2-oxaspiro[3.3]heptane-6,6-dicarboxylate (CAS 26593-41-9)
- Methyl 4-(morpholin-4-yl)pyridine-2-carboxylate (CAS 83728-67-0)
- 5-(Adamantan-1-yl)-2-methylfuran-3-carboxylic acid (CAS 669701-31-9)
- Ethyl 13-amino-2,3,5,6,8,9-hexahydrobenzo[b][1,4,7,10]tetraoxacyclododecine-12-carboxylate (CAS 1204386-13-9)
- 6-chloro-4-methoxy-pyridine-2-carbaldehyde (CAS 1060805-05-1)
- 3-(3-Bromophenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine (CAS 916423-55-7)
- Semaglutide (CAS CATO-C4X-2226105)
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