Benzo[1,2-b:3,4-b']bisbenzofuran CAS 198-88-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 198-88-9 |
| Molecular Formula | C18H10O2 |
| Molecular Weight | 258.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Benzo[1,2-b:3,4-b']bisbenzofuran (CAS 198-88-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H10O2. Molecular weight: 258.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H10O2 |
| Molecular Weight | 258.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
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Recommended Standards
- Ethyl 2-methyl-4-oxo-6-phenyl-4H-pyran-3-carboxylate (CAS 1972603-23-8)
- ((2R,3S,4R,5R)-5-(2-Fluoro-6-hydroxy-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate (CAS 84128-36-9)
- Ethyl 1-oxo-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-6-carboxylate (CAS 1967-75-5)
- 2-Amino-4-benzylthiazole (CAS 7496-56-2)
- 5-[(2-amino-1,3-thiazol-5-yl)methyl]-2-fluorobenzonitrile (CAS 1249786-61-5)
- N-Ethyl L-Z-Valinamide (CAS 1381929-59-4)
- (S)-(+)-Methyl glycidyl ether 1-Methyl-5-(p-toluoyl)pyrrole-2-acetic acid sodium salt dihydrate 64491-68-5 (CAS 64491-68-5)
- 6-Amino-5-(difluoromethyl)-3-methoxypyridin-2-ol (CAS 1804511-54-3)
- tert-Butyl 3-hydroxy-6,6-dimethyl-1,5,6,7-tetrahydro-4H-pyrazolo[4,3-b]pyridine-4-carboxylate (CAS 1251000-23-3)
- Insulin Degludec Impurity 24 (CAS CATO-C4X-215724)
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