7,7-Dihydroxy-4,4-spirobi[chromene]-2,2(3H,3H)-dione CAS 780821-74-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 780821-74-1 |
| Molecular Formula | C17H12O6 |
| Molecular Weight | 312.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 7,7-Dihydroxy-4,4-spirobi[chromene]-2,2(3H,3H)-dione (CAS 780821-74-1) pharmaceutical standards reference standard. Molecular formula: C17H12O6. Molecular weight: 312.27 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C17H12O6 |
| Molecular Weight | 312.27 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.) | 1986 |
Related Dihydroxy Standards
- 5,8-Dihydroxy-2-(4-methoxyphenethyl)-4H-chromen-4-one (CAS 128922-70-3)
- (-)-5,13-Dihydroxy-8,16-dimethyl-1,9-dioxacyclohexadeca-3,11-diene-2,10-dione (-)-Pyrenophorol (3E,5S,8R,11E,13S,16R)-5,13-Dihydroxy-8,16-dimethyl-1,9-dioxacyclohexadeca-3,11-diene-2,10-dione 22248-41-5 Pyrenophorol (CAS 22248-41-5)
- 1,8-Dihydroxy-3-(((2-hydroxyethyl)amino)methyl)anthracene-9,10-dione (CAS 121210-80-8)
- N-(4,5-Dihydroxy-6-(hydroxymethyl)-2-(phenylthio)tetrahydro-2H-pyran-3-yl)acetamide (CAS 1093407-28-3)
- 7,4’-Dihydroxy-3’-prenylflavan (CAS 376361-96-5)
- 5,10-Dihydroxy-2,2-dimethyl-2H,6H-pyrano[3,2-b]xanthen-6-one (CAS 16265-56-8)
- 1,4-Dihydroxy-2-(3-oxobutyl)anthracene-9,10-dione (CAS 69960-30-1)
- 6,11-Dihydroxy-3,3-dimethyl-3H,7H-pyrano[2,3-c]xanthen-7-one (CAS 26486-92-0)
Recommended Standards
- 6-((3-(Trifluoromethyl)phenyl)thio)-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one (CAS 303996-29-4)
- Fujikinetin (CAS 38965-66-1)
- 4-Methoxy-2,3,6a,9a-tetrahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene-1,11-dione (CAS 408530-29-0)
- 5-Ethyl-2-oxo-1,3-dioxole-4-carboxylic acid (CAS 188525-88-4)
- tert-butyl N-[rel-(1s,3R,4S)-3,4-dihydroxycyclopentyl]carbamate (CAS 1853339-29-3)
- Perindopril Impurity 13 (CAS 65166-97-4)
- 2-((1-(Tert-butoxycarbonyl)piperidin-4-yl)sulfonyl)benzoic acid (CAS 849035-97-8)
- 2-{[(4-fluorophenyl)methyl]amino}acetic acid hydrochloride (CAS 1209190-30-6)
- 2-(5-methyl-1H-pyrazol-4-yl)aniline (CAS 114554-24-4)
- Peptide Impurity 27 (CAS 1350456-68-6)
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