(S)-4,4'-Dimethoxy-2,2',3,3'-tetrahydro-1,1'-spirobi[indene]-7,7'-diol CAS 636601-30-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 636601-30-4 |
| Molecular Formula | C19H20O4 |
| Molecular Weight | 312.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (S)-4,4'-Dimethoxy-2,2',3,3'-tetrahydro-1,1'-spirobi[indene]-7,7'-diol (CAS 636601-30-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H20O4. Molecular weight: 312.36 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H20O4 |
| Molecular Weight | 312.36 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
Related S Standards
- 6,7-Dimethoxy-1-(4-nitrophenyl)-3,4-dihydroisoquinoline (CAS 10268-35-6)
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- 3-(3,4-Dimethoxy-phenyl)-7-hydroxy-2-methyl-chromen-4-one (CAS 54528-39-1)
- 6,7-Dimethoxy-1-(2-nitrophenyl)-3,4-dihydroisoquinoline (CAS 60888-85-9)
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Recommended Standards
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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