N-(2-Methoxy-5-methylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]acetamide CAS 1775340-32-3
| CAS No. | 1775340-32-3 |
| Molecular Formula | C22H25N5O5 |
| Molecular Weight | 439.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-(2-Methoxy-5-methylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]acetamide 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 N-(2-Methoxy-5-methylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]acetamide (CAS 1775340-32-3), a certified reference material (molecular formula C22H25N5O5, MW 439.46 g/mol) for analytical method development and quality control.
Based on its molecular formula C22H25N5O5, N-(2-Methoxy-5-methylphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]acetamide contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 439.46 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
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.
Physical & Chemical Properties
| Molecular Formula | C22H25N5O5 |
| Molecular Weight | 439.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 5 |
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- (E)-2-{3-methoxy-4-[(4-methoxyphenyl)methoxy]phenyl}-N-(4-methylphenyl)ethene-1-sulfonamide (CAS 339105-06-5)
- n-[2-methoxy-5-(4-methylpiperazine-1-carbonyl)phenyl]-2-[5-methyl-2-(propan-2-yl)phenoxy]acetamide (CAS 1241022-75-2)
- (Z)-1-(2-(6-methoxy-2,2-dimethyl-3-thioxo-2,3-dihydroquinolin-4(1H)-ylidene)-5-phenyl-1,3-dithiol-4-yl)ethan-1-one (CAS 5968-78-5)
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Recommended Standards
- N-(2-Ethoxyphenyl)-2-[4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775337-86-4)
- 2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]-N-(3-methoxyphenyl)acetamide (CAS 1775386-91-8)
- 2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]-N-[(4-methoxyphenyl)methyl]acetamide (CAS 1775308-30-9)
- 2-[4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepin-2-yl]-N-(2-methoxyphenyl)acetamide (CAS 1775402-99-7)
- (S)-3-(Hexadecyloxy)-2-hydroxypropyl dihydrogen phosphate (CAS 52603-03-9)
- 2-((3-(tert-Butyl)phenyl)amino)benzoic acid (CAS 17332-54-6)
- 2-Chloro-4-(3-methyl-1,2,4-oxadiazol-5-yl)pyridine (CAS 959240-51-8)
- Dapagliflozin Impurity 71 (CAS CATO-C4X-113871)
- 4-((2,3,5-Trimethylphenoxy)methyl)benzoic acid (CAS 149288-35-7)
- (5E)-5-{[3-nitro-4-(pyrrolidin-1-yl)phenyl]methylidene}-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 554427-06-4)
- Glumetinib Impurity 5 (CAS CATO-C4X-32595)
- Itraconazole Impurity 25 (CAS 89848-19-1)
- Hesperidin Impurity 10 (CAS CATO-C4X-332710)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
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