4-Methyl-N-(4-oxo-1,4-dihydroquinazolin-2-yl)benzamide CAS 77478-80-9
| CAS No. | 77478-80-9 |
| Molecular Formula | C16H13N3O2 |
| Molecular Weight | 279.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Methyl-N-(4-oxo-1,4-dihydroquinazolin-2-yl)benzamide.
4-Methyl-N-(4-oxo-1,4-dihydroquinazolin-2-yl)benzamide (CAS 77478-80-9) is a high-purity analytical reference standard with the molecular formula C16H13N3O2 and a molecular weight of 279.29 g/mol.
4-Methyl-N-(4-oxo-1,4-dihydroquinazolin-2-yl)benzamide (C16H13N3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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-Methyl-N-(4-oxo-1,4-dihydroquinazolin-2-yl)benzamide 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 | C16H13N3O2 |
| Molecular Weight | 279.29 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.) | 1979 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 4-Fluoro-N-(3-(2-oxopropyl)-1,2,4-thiadiazol-5(2H)-ylidene)benzamide (CAS 690991-52-7)
- 4-Methyl-N-(5-phenyl-1,3,4-oxadiazol-2-yl)benzamide (CAS 905424-87-5)
- 4-Cyano-4-(1,3-dioxolan-2-yl)benzophenone (CAS 898759-96-1)
- 4-Nitrophenyl 4-ethylpiperazine-1-carboxylate (CAS 2007916-39-2)
- 3-Methyl-5-(pent-1-yn-1-yl)-4,5-dihydroisoxazole (CAS 7157-79-1)
- 4-[(4-Chlorophenyl)sulfanyl]-N-(2,3-dimethylphenyl)-3-nitrobenzamide (CAS 303988-22-9)
- N-Formyl-4-iodo-l-phenylalanine (CAS 52721-77-4)
- (S)-4-(Fluoromethylene)-5-oxopyrrolidine-2-carboxylic acid (CAS 728034-35-3)
- Methyl 3-(chlorosulfonyl)-4-hydroxybenzoate (CAS 1889107-61-2)
- tert-butyl 2-(1,2,3,4-tetrahydroquinolin-8-yl)ethylcarbamate (CAS 1354959-62-8)
- 1-(6-Methyl-pyridin-2-yl)-ethylamine (CAS 58088-67-8)
- 5-Chloro-3-nitropicolinaldehyde (CAS 1086838-13-2)
- N-(4-(Benzo[d][1,3]dioxol-5-yl)thiazol-2-yl)isoxazole-5-carboxamide (CAS 941913-74-2)
- Galanin (1-13)-Neuropeptide Y (25-36) amide (CAS 147138-51-0)
Why CATO?
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