2,6,7-Trihydroxy-9-(2-hydroxyphenyl)-3H-xanthen-3-one CAS 3569-82-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3569-82-2 |
| Molecular Formula | C19H12O6 |
| Molecular Weight | 336.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,6,7-Trihydroxy-9-(2-hydroxyphenyl)-3H-xanthen-3-one (CAS 3569-82-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H12O6. Molecular weight: 336.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H12O6 |
| Molecular Weight | 336.29 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Trihydroxy Standards
- 3,5,7-Trihydroxy-2-(4-(trifluoromethyl)phenyl)-4h-chromen-4-one (CAS 1254040-46-4)
- (R)-3,6,8-Trihydroxy-3-methyl-3,4-dihydrotetraphene-1,7,12(2H)-trione (CAS 28399-50-0)
- 3,5,7-Trihydroxy-8-(3-methylbut-2-en-1-yl)-2-phenyl-4H-chromen-4-one (CAS 42193-83-9)
- 1,4,8-Trihydroxy-2-(3-oxopentyl)anthracene-9,10-dione (CAS 75963-98-3)
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Recommended Standards
- 1-((2,2-Difluorobenzo[d][1,3]dioxol-5-yl)methyl)-N,N-dimethyl-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 400083-04-7)
- 3-Cyano-6-(4-fluorophenyl)pyridin-2-yl 4-fluorobenzoate (CAS 251307-42-3)
- 5-(6-Carboxynaphthalen-2-yl)isophthalic acid (CAS 1863976-58-2)
- (6-Aminoquinolin-2-yl)methanol (CAS 1314922-63-8)
- 1,3,8-Trihydroxy-6-(hydroxymethyl)anthracen-9(10H)-one (CAS 61350-20-7)
- (R)-6,6,10,10-tetramethyl-4,8-dioxo-2-phenethyl-9-oxa-3,5,7-triazaundecanoic acid (CAS 159634-71-6)
- Ac-Tyr-NHMe (CAS 6367-14-2)
- IDRA-21 (CAS 22503-72-6)
- (D-Lys6)-LHRH (H-4025.0025) (CAS 130751-49-4)
- D-Leu26-Tirzepatide (CAS CATO-CPTD788908)
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