1,7-Dihydroxy-4-methoxy-9H-xanthen-9-one CAS 87339-76-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 87339-76-2 |
| Molecular Formula | C14H10O5 |
| Molecular Weight | 258.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1,7-Dihydroxy-4-methoxy-9H-xanthen-9-one (CAS 87339-76-2) pharmaceutical standards reference standard. Molecular formula: C14H10O5. Molecular weight: 258.23 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C14H10O5 |
| Molecular Weight | 258.23 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
Related Dihydroxy Standards
- 2,5-Dihydroxy-1-methoxy-9H-xanthen-9-one (CAS 173220-32-1)
- 1,3-Dihydroxy-5-methoxy-9H-xanthen-9-one (CAS 6563-47-9)
- 3,4-Dihydroxy-2-methoxy-9H-xanthen-9-one (CAS 6702-55-2)
- 3-((4,6-Dihydroxy-5-isopropylpyrimidin-2-yl)thio)propanoic acid (CAS 337499-88-4)
- 6-Benzyl-2,4-dihydroxy-5,6-dihydro-7H-pyrrolo[3,4-d]pyrimidin-7-one (CAS 19068-66-7)
- 1,3-Dihydroxy-7-methoxyacridin-9(10H)-one (CAS 612541-98-7)
- 1,7-Dihydroxy-3-methoxyacridin-9(10H)-one (CAS 612541-97-6)
- 7,4’-Dihydroxy-8-methylflavan (CAS 82925-55-1)
Recommended Standards
- Gentisin (CAS 437-50-3)
- 11-Methyl-8,14,16-trioxatetracyclo[8.6.0.0^{2,7}.0^{11,15}]hexadeca-1(10),2,4,6-tetraene-9,13-dione (CAS 866157-77-9)
- 2-((2-Aminopyrimidin-4-yl)carbamoyl)benzoic acid (CAS 63271-77-2)
- 5-(Piperidin-4-yl)-1,3,4-thiadiazol-2-amine (CAS 881040-24-0)
- 3,3-Bis(2-methoxyphenyl)isobenzofuran-1(3H)-one (CAS 7477-27-2)
- 5-(2-Chloroacetyl)-2-hydroxybenzaldehyde (CAS 115787-51-4)
- 4-Benzyl-2-(4-(chlorodifluoromethyl)-6-methylpyrimidin-2-yl)-5-methyl-1,2-dihydro-3H-pyrazol-3-one (CAS 866137-92-0)
- N-Boc-4-(aminomethyl)benzyl Alcohol (CAS 123986-64-1)
- n-(3,4-Dimethylphenyl)-1-(hydrazinecarbonyl)formamide (CAS 851288-84-1)
- Insulin Degludec Impurity 19 (CAS CATO-C4X-215719)
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