6,11-Dihydroxy-3,3-dimethyl-3H,7H-pyrano[2,3-c]xanthen-7-one CAS 26486-92-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26486-92-0 |
| Molecular Formula | C18H14O5 |
| Molecular Weight | 310.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,11-Dihydroxy-3,3-dimethyl-3H,7H-pyrano[2,3-c]xanthen-7-one (CAS 26486-92-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H14O5. Molecular weight: 310.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H14O5 |
| Molecular Weight | 310.30 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
Related Dihydroxy Standards
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Recommended Standards
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- 6-Amino-1H-pyrrolo[2,3-b]pyridine-3-carboxylic acid (CAS 1638760-54-9)
- Formoterol impurity 130 (CAS CATO-C4X-1525130)
- Ethyl 6-oxo-5,6,7,8-tetrahydropyrazolo[5,1-b][1,3]oxazepine-2-carboxylate (CAS 2413410-74-7)
- 5-Phenylpyrimidine-4,6-diol (CAS 21237-18-3)
- Tau Peptide (307-321) trifluoroacetate salt (CAS 330456-50-3)
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