2-Amino-4-(2,3-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile CAS 674805-35-7
| CAS No. | 674805-35-7 |
| Molecular Formula | C18H16N2O6 |
| Molecular Weight | 356.33 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 2-Amino-4-(2,3-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile.
2-Amino-4-(2,3-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile (CAS 674805-35-7), molecular formula C18H16N2O6 and molecular weight 356.33 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H16N2O6, 2-Amino-4-(2,3-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile 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 356.33 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-(2,3-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-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 | C18H16N2O6 |
| Molecular Weight | 356.33 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.) | 1985 |
| Nitrogen Atoms | 2 |
Related Amino Standards
- 2-Amino-4-(2,4-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4H,8H-pyrano[3,2-b]pyran-3-carbonitrile (CAS 876709-84-1)
- 2-Amino-4-(2,5-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carbonitrile (CAS 876709-89-6)
- 2-Amino-4-(3,5-dimethoxyphenyl)-6-(hydroxymethyl)-8-oxo-4H,8H-pyrano[3,2-b]pyran-3-carbonitrile (CAS 876709-87-4)
- Ethyl 2-amino-7-hydroxy-4-(4-nitrophenyl)-4H-chromene-3-carboxylate (CAS 374102-08-6)
- 3-Amino-6-methyl-N-(3-methylisoxazol-5-yl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 924832-21-3)
- Methyl 3-amino-6-(5-methylfuran-2-yl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxylate (CAS 625377-65-3)
- N'-{6-amino-5-hydroxy-1,3-dimethyl-2,4-dioxo-1H,2H,3H,4H-pyrido[2,3-d]pyrimidin-7-yl}benzohydrazide (CAS 489434-43-7)
- Benzyl 4-(2-amino-4-fluoro-5-nitrophenyl)-2,2-dimethylbut-3-ynoate (CAS 1225589-66-1)
Recommended Standards
- 2,5-Dioxopyrrolidin-1-yl 4-(4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)phenyl)butanoate (CAS 79886-55-8)
- 2-(4-Morpholino-3-nitrobenzoyl)benzoic acid (CAS 403668-52-0)
- 2-(4-(4-Nitrophenoxy)phenyl)benzofuran-5-carbonitrile (CAS 90178-99-7)
- 2-(2,6-dioxo-3-piperidyl)-5-(2-prop-2-ynoxyethoxy)isoindoline-1,3-dione (CAS 2226298-86-6)
- 3-(2-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-oxoethyl)-3-hydroxyindolin-2-one (CAS 296793-35-6)
- Penicillin G Clemizol (CAS 6011-39-8)
- 1-(7-Methyl-2-phenyl[1,2,4]triazolo[1,5-a]-pyrimidin-6-yl)ethanone (CAS 878994-16-2)
- 5-Methyl-2-(methylsulfonyl)-[1,2,4]triazolo[1,5-a]pyrimidin-7-ol (CAS 40775-95-9)
- 2-(3-Bromopyridin-2-yl)propan-2-amine (CAS 1417422-46-8)
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- Ethacridine Lactate Impurity 8 (CAS 328258-90-8)
- 2-methoxy-2-(oxan-4-yl)ethan-1-ol (CAS 1820641-39-1)
- 5-(Chloromethyl)-n-(4-chlorophenyl)-1,3,4-thiadiazole-2-carboxamide (CAS 875159-92-5)
- [D-Phe22]Semaglutide (CAS CATO-C4X-2226222)
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