1,8-Dihydroxy-2-isobutylanthracene-9,10-dione CAS 76643-51-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 76643-51-1 |
| Molecular Formula | C18H16O4 |
| Molecular Weight | 296.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,8-Dihydroxy-2-isobutylanthracene-9,10-dione (CAS 76643-51-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H16O4. Molecular weight: 296.32 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H16O4 |
| Molecular Weight | 296.32 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
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- Methyl 4,6-dihydroxy-5-iodonicotinate (CAS 1190198-28-7)
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Recommended Standards
- 1,4-Dimethoxy-2,3-dimethylanthracene-9,10-dione (CAS 67122-24-1)
- 1-Amino-4-((3-hydroxypropyl)amino)anthracene-9,10-dione (CAS 62956-44-9)
- 1,3-Bis(4-bromophenyl)urea (CAS 6341-55-5)
- 4-(Difluoromethyl)-3-nitropyridine (CAS 1805302-16-2)
- 2-(4-Chlorophenyl)-2-(6-(phenylthio)pyridazin-3-yl)acetonitrile (CAS 303997-39-9)
- Ethyl 2-amino-5-iodonicotinate (CAS 848093-36-7)
- 2-Chloro-n-[3-(2-oxopyrrolidin-1-yl)phenyl]acetamide (CAS 923177-94-0)
- 1-(2-Bromobenzyl)-1H-pyrrole-3-carboxylic acid (CAS 1525761-71-0)
- (1S,3R)-3-aminocyclopentane-1-carboxylic acid HCl (CAS 1096155-68-8)
- D-Glu3-Tirzepatide (CAS CATO-CPTD788927)
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