Ethyl 2,4-dihydroxy-7-methyl-7-phenyl-6,7-dihydro-5H-pyrano[2,3-d]pyrimidine-6-carboxylate CAS 69310-80-1
| CAS No. | 69310-80-1 |
| Molecular Formula | C17H18N2O5 |
| Molecular Weight | 330.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies Ethyl 2,4-dihydroxy-7-methyl-7-phenyl-6,7-dihydro-5H-pyrano[2,3-d]pyrimidine-6-carboxylate (CAS 69310-80-1), a certified reference material (molecular formula C17H18N2O5, MW 330.34 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H18N2O5, Ethyl 2,4-dihydroxy-7-methyl-7-phenyl-6,7-dihydro-5H-pyrano[2,3-d]pyrimidine-6-carboxylate 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 330.34 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.
As a certified reference material (CRM), Ethyl 2,4-dihydroxy-7-methyl-7-phenyl-6,7-dihydro-5H-pyrano[2,3-d]pyrimidine-6-carboxylate 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 | C17H18N2O5 |
| Molecular Weight | 330.34 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 1-(2,4-Dihydroxy-3,6-dimethoxyphenyl)-3-(2-methoxyphenyl)prop-2-en-1-one 100079-39-8 ST24037017 (CAS 100079-39-8)
- 1-(5,8-Dihydroxy-1,4-dioxo-1,4-dihydronaphthalen-2-yl)-4-methylpent-3-en-1-yl acetate (CAS 54984-93-9)
- 1,1'-(6,6'-Dihydroxy-5,5'-dimethoxy-[1,1'-biphenyl]-3,3'-diyl)bis(ethan-1-one) (CAS 29799-22-2)
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- 5,7-Dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-3-methoxy-4H-chromen-4-one (CAS 4382-17-6)
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Recommended Standards
- Diethyl 1-(4-acetylphenyl)-1H-pyrazole-3,4-dicarboxylate (CAS 853356-11-3)
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- Capecitabine Impurity 40 (CAS 5636-04-4)
- Ethyl 4-(2-oxo-2H-chromene-3-carbonyl)piperazine-1-carboxylate (CAS 325779-19-9)
- 4-Fluoro-n-(prop-2-en-1-yl)benzene-1-sulfonamide (CAS 66898-23-5)
- cis-1,2,3,4,4a,5,6,7,8,8a-decahydro-1,5-naphthyridine (CAS 13623-83-1)
- 2-(3-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-oxopyridazin-1(6H)-yl)acetic acid (CAS 871502-17-9)
- Alogliptin Impurity 66 (CAS 452-63-1)
- 2-Ethyl-1-(pyridin-2-yl)butan-1-one (CAS 860705-36-8)
- N-(3�,6�-Dihydroxy-3-oxospiro[isobenzofuran-1(3H),9�-[9H]xanthen]-5-yl)-N�-[3-(triethoxysilyl)propyl]thiourea (CAS 847674-22-0)
- N1,N1-dimethyl-3-phenylpropane-1,3-diamine (CAS 942-86-9)
- 3,3',4,5'-Tetrafluorobenzophenone (CAS 844885-15-0)
- 5-((2-Chloro-5-(trifluoromethyl)phenyl)amino)-5-oxopentanoic acid (CAS 199803-46-8)
- Des-Gly29,30-Tirzepatide (CAS CATO-CPTD788944)
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