4-(Cyclopropanecarbonyl)-3-methyl-1-(4-nitrobenzyl)-3,4-dihydroquinoxalin-2(1H)-one CAS 317833-56-0
| CAS No. | 317833-56-0 |
| Molecular Formula | C20H19N3O4 |
| Molecular Weight | 365.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-(Cyclopropanecarbonyl)-3-methyl-1-(4-nitrobenzyl)-3,4-dihydroquinoxalin-2(1H)-one is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 4-(Cyclopropanecarbonyl)-3-methyl-1-(4-nitrobenzyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 317833-56-0), a certified reference material (molecular formula C20H19N3O4, MW 365.38 g/mol) for analytical method development and quality control.
The molecular framework of 4-(Cyclopropanecarbonyl)-3-methyl-1-(4-nitrobenzyl)-3,4-dihydroquinoxalin-2(1H)-one (C20H19N3O4) is characterized by a flavonoid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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 4-(Cyclopropanecarbonyl)-3-methyl-1-(4-nitrobenzyl)-3,4-dihydroquinoxalin-2(1H)-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 | C20H19N3O4 |
| Molecular Weight | 365.38 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.) | 2025 |
| Nitrogen Atoms | 3 |
Related Cyclopropanecarbonyl Standards
- N-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-7-yl)-4-ethoxybenzamide (CAS 898423-79-5)
- N'-(cyclopropanecarbonyl)-1-(3,4-dichlorobenzyl)piperidine-4-carbohydrazide (CAS 478078-42-1)
- 1-(5-(Cyclopropanecarbonyl)-1-methyl-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine-3-carbonyl)piperidine-4-carboxylic acid (CAS 1142209-89-9)
- N-(1-(Cyclopropanecarbonyl)indolin-6-yl)-5-ethylthiophene-2-sulfonamide (CAS 1040637-94-2)
- Methyl 4-((4-(cyclopropanecarbonyl)-3-methyl-2-oxo-3,4-dihydroquinoxalin-1(2H)-yl)methyl)benzoate (CAS 317833-57-1)
- 1-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-6-yl)-3-(2-ethoxyphenyl)urea (CAS 1202997-15-6)
- N-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-6-yl)-2-methoxybenzamide (CAS 899983-19-8)
- N-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-6-yl)-2,3-dimethoxybenzamide (CAS 946367-19-7)
Recommended Standards
- 4-(4-Ethoxymethylene-1,3-dioxo-3,4-dihydro-1H-isoquinolin-2-yl)-benzoic acid ethyl ester (CAS 750607-46-6)
- 6-Benzyl-2-(2-fluorobenzylidene)-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 606954-55-6)
- 3,5-Bis(5-phenyl-2-oxazolyl)pyridine (CAS 313550-31-1)
- Azido-PEG6-CH2COOH (CAS 880129-82-8)
- 4-((Piperidin-3-ylmethyl)sulfonyl)morpholine (CAS 1206969-37-0)
- 2-bromo-2-methylcyclopropane-1-carbaldehyde (CAS 2060006-24-6)
- 1-(2-Methoxy-4,5-dimethylphenyl)ethanone (CAS 91969-74-3)
- 2-Iodo-3-(1H-pyrrole-1-carbonyl)benzaldehyde (CAS 921620-78-2)
- 2-(Hydroxymethyl)quinuclidine-3,3-diol hydrochloride (CAS 5832-55-3)
- 3-(4-Iodophenyl)-6-methoxy-2H-chromen-2-one (CAS 419540-74-2)
- 4,5,6,7-Tetrahydrotetrazolo[1,5-a]pyrimidine Hydrochloride (CAS 1803598-25-5)
- 2-(3,4-Dimethylphenyl)-6-ethylindolizine-3-carbaldehyde (CAS 558471-24-2)
- 1-(2-Methoxyphenyl)-2-((1-methyl-1h-tetrazol-5-yl)thio)ethan-1-one (CAS 750617-20-0)
- Semaglutide Impurity 7 (CAS CATO-C4X-22267)
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 18665070610 / Nicole.chen@cato-chem.com