7，3’-Dihydroxy-4’-methoxyflavan CAS 162290-05-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 162290-05-3 |
| Molecular Formula | C16H16O4 |
| Molecular Weight | 272.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7，3’-Dihydroxy-4’-methoxyflavan (CAS 162290-05-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H16O4. Molecular weight: 272.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H16O4 |
| Molecular Weight | 272.30 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
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Recommended Standards
- 1-(4-Hydroxy-2-methoxyphenyl)-3-(4-hydroxyphenyl)propan-1-one (CAS 162290-03-1)
- 2-Hydroxy-4,6-diphenylnicotinonitrile (CAS 16232-42-1)
- N-(6-Fluorobenzo[d]thiazol-2-yl)benzamide (CAS 16194-65-3)
- 2-(2-((4-Fluorophenyl)thio)ethoxy)ethan-1-amine hydrochloride (CAS 1864054-33-0)
- 1-(4-Bromobutyl)-1h-pyrazole (CAS 1152875-99-4)
- 2-Chloro-5-(chloromethyl)thiazole (CAS 105827-91-6)
- 3-Amino-1-(4-chlorothiophen-2-yl)propan-1-ol (CAS 1510604-47-3)
- Desmethyl Methoxy Metsulfuron-methyl (CAS 74223-63-5)
- Calcitriol Impurity 33 (CAS 104651-70-9)
- Hexapeptide-1 (CAS CATO-CPTD788821)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com