2-Amino-4-(3-(benzyloxy)-4-methoxyphenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile CAS 309278-46-4
| CAS No. | 309278-46-4 |
| Molecular Formula | C24H20N2O5 |
| Molecular Weight | 416.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-Amino-4-(3-(benzyloxy)-4-methoxyphenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile 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 2-Amino-4-(3-(benzyloxy)-4-methoxyphenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile (CAS 309278-46-4), a certified reference material (molecular formula C24H20N2O5, MW 416.43 g/mol) for analytical method development and quality control.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 2-Amino-4-(3-(benzyloxy)-4-methoxyphenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 416.43 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2-Amino-4-(3-(benzyloxy)-4-methoxyphenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C24H20N2O5 |
| Molecular Weight | 416.43 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Amino Standards
- 2-Amino-4-(4-(benzyloxy)-3-methoxyphenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile (CAS 445222-35-5)
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Recommended Standards
- 2-((4-Hydroxy-4-(pyridin-3-yl)butyl)amino)-9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1H-purin-6(9H)-one (CAS 502507-70-2)
- 1,4,5,8-Tetraamino-2,7-bis(2-methoxyethoxy)anthracene-9,10-dione (CAS 88601-71-2)
- 4-(4-(Benzyloxy)phenyl)-5-methyl-2-(4-nitrobenzyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (CAS 860786-69-2)
- 1-((2-(4-(Difluoromethoxy)Phenyl)-2-Methylpropoxy)Methyl)-3-(4-Fluorophenoxy)Benzene (CAS 80843-63-6)
- (3-(5-Methoxypyridin-3-yl)phenyl)methanol (CAS 1349715-70-3)
- Benzyl (2-oxotetrahydrofuran-3-yl)carbamate (CAS 31332-88-4)
- 2-Ethyl-N-(4-(4-(morpholinosulfonyl)phenyl)thiazol-2-yl)butanamide (CAS 1808260-45-8)
- N-(4-Chloro-2-methylphenyl)-2-((4-(4-chlorophenyl)-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 476484-54-5)
- 1-benzyl-1,9-diazaspiro[5.5]undecane (CAS 1100748-68-2)
- 799812-66-1 Ammonium (2S,8R)-2-azaniumyl-8-({[(9Z)-octadec-9-enoyl]oxy}methyl)-5-oxido-5,10,23-trioxo-27-[(3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]-4,6,9-trioxa-22-aza-5lambda~5~-phosphaheptacosan-1-oate DTXSID60677055 (CAS 799812-66-1)
- (9H-fluoren-9-yl)methyl 2,4-dichloro-7,8-dihydropyrido[4,3-d]pyrimidine-6(5H)-carboxylate (CAS 903130-16-5)
- (S)-4-Isopropyl-4-methyloxazolidine-2,5-dione (CAS 367274-59-7)
- Methyl 2-(5-fluoro-3-phenyl-1H-indazol-1-yl)acetate (CAS 1585213-73-5)
- Semaglutide impurity 100 (CAS CATO-C4X-2226100)
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