3,5-Dihydroxy-6,7,8-trimethoxy-2-phenyl-4H-chromen-4-one CAS 14221-65-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 14221-65-9 |
| Molecular Formula | C18H16O7 |
| Molecular Weight | 344.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Dihydroxy-6,7,8-trimethoxy-2-phenyl-4H-chromen-4-one (CAS 14221-65-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H16O7. Molecular weight: 344.32 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H16O7 |
| Molecular Weight | 344.32 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
Related Dihydroxy Standards
- 5,7-dihydroxy-3,8-dimethoxy-2-(4-methoxyphenyl)-4H-chromen-4-one (CAS 1570-09-8)
- (R)-1-(5,8-Dihydroxy-1,4-dioxo-1,4-dihydronaphthalen-2-yl)-4-methylpent-3-en-1-yl propionate (CAS 162283-70-7)
- 6β,17-Dihydroxy-pregna-1,4-diene-3,20-dione (CAS 95042-81-2)
- Dihydroxy(stearoyloxy)aluminum (CAS 7047-84-9)
- 2,2'-Dihydroxy-5,5'-dibromobiphenyl (CAS 34261-55-7)
- N-[3',4'-Dihydroxy-(E)-cinnamoyl]-L-tyrosine (CAS 124027-56-1)
- 3,3'-Dihydroxy-[2,2'-binaphthalene]-1,1',4,4'-tetraone (CAS 33440-64-1)
- (R)-2,2’-Dihydroxy-[1,1’-binaphthalene]-3,3’-dicarbaldehyde (CAS 121314-69-0)
Recommended Standards
- Benzene, 1-ethoxy-4-nitro-3-(2-nitroethenyl)-2-(phenylmethoxy)- (CAS 130570-45-5)
- (S)-N-[2-(2-Cyano-4,4-difluoro-1-pyrrolidinyl)-2-oxoethyl]quinoline-4-carboxamide (CAS 1448440-52-5)
- 1,8-(Bismaleamic Acid)triethyleneglycol (CAS 125008-83-5)
- 3-Amino-5-bromo-4-(trifluoromethoxy)benzoic acid (CAS 1805559-09-4)
- 2-(Methylamino)pyridin-4(1H)-one (CAS 1243476-30-3)
- 3-Acetyl-2,4-hexanedione (CAS 17448-88-3)
- 2-Isopropyltoluene (CAS 527-84-4)
- (S)-2-((tert-Butoxycarbonyl)amino)-3-(2,5-dichlorophenyl)propanoic acid (CAS 1213352-71-6)
- (5-Chlorothiazol-2-yl)methanamine (CAS 1187933-28-3)
- Semaglutide impurity 54 (CAS CATO-C4X-222654)
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