1,2,3,6,7-Pentamethoxy-9H-xanthen-9-one CAS 64756-86-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 64756-86-1 |
| Molecular Formula | C18H18O7 |
| Molecular Weight | 346.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1,2,3,6,7-Pentamethoxy-9H-xanthen-9-one (CAS 64756-86-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H18O7. Molecular weight: 346.33 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H18O7 |
| Molecular Weight | 346.33 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
Related Pentamethoxy Standards
Recommended Standards
- 1-((2R,4aR,7R,8S,8aS)-8-Hydroxy-2-phenylhexahydropyrano[3,2-d][1,3]dioxin-7-yl)pyrimidine-2,4(1H,3H)-dione (CAS 401906-98-7)
- 1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl 1-[[(1,1-dimethylethoxy)carbonyl]amino]cyclopropanecarboxylate (CAS 2240185-66-2)
- (S)-N-(3-Methyl-1-(phenylselanyl)butan-2-yl)benzamide (CAS 869383-47-1)
- 2-(4-((tert-Butoxycarbonyl)amino)piperidin-1-yl)acetic acid (CAS 299203-94-4)
- 2-Amino-3-methylbutanethioamide (CAS 111013-83-3)
- 4-(4-Heptyloxyphenyl)-4-oxobutyric acid (CAS 143134-89-8)
- Ethyl 4-amino-1-(fluoromethyl)cyclohexane-1-carboxylate (CAS 2387595-35-7)
- 1-(5-Amino-2-methylphenyl)piperidin-2-one (CAS 941868-25-3)
- 3-Oxo-7-(trifluoromethyl)-3,4-dihydroquinoxaline-2-carboxylic acid (CAS 219485-21-9)
- Tirzepatide Impurity 15 (CAS CATO-C4X-324015)
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