5-Methyl-1,3-diphenylisobenzofuran CAS 27720-46-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 27720-46-3 |
| Molecular Formula | C21H16O |
| Molecular Weight | 284.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Methyl-1,3-diphenylisobenzofuran (CAS 27720-46-3) pharmaceutical standards reference standard. Molecular formula: C21H16O. Molecular weight: 284.35 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H16O |
| Molecular Weight | 284.35 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 | 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.) | 1964 |
Related Methyl Standards
- 5,6-Diphenylisobenzofuran (CAS 109719-32-6)
- 1,5-Diphenylisobenzofuran (CAS 94660-14-7)
- 1,7-Diphenylisobenzofuran (CAS 51850-45-4)
- 1,3-Diphenylisobenzofuran-5,6-dicarbaldehyde (CAS 64218-56-0)
- N-(3,3-Diphenylisobenzofuran-1(3H)-ylidene)aniline (CAS 26322-30-5)
- 3,3-Diphenylisobenzofuran-1(3H)-one (CAS 596-29-2)
Recommended Standards
- 5-Cyclohexyl-2-(4-methoxyphenyl)pyrimidin-4(1H)-one (CAS 61442-44-2)
- 5-tert-Butyl-2-hydroxy-4'-methoxy-[1,1'-biphenyl]-3-carbaldehyde (CAS 402576-60-7)
- 4-Methoxy-3-{[4-(propan-2-yl)phenoxy]methyl}benzaldehyde (CAS 438219-49-9)
- (4aS,7aR)-Octahydrocyclopenta[b]morpholine (CAS 1147181-72-3)
- (3,5-Dichloro-4-iodophenyl)methanol (CAS 1350760-17-6)
- Aripiprazole Impurity 79 (CAS CATO-C4X-100879)
- 1H-Pyrazolo[4,3-d]pyrimidin-5-amine (CAS 1314935-81-3)
- N-(2-Morpholinopyrimidin-5-yl)furan-2-carboxamide (CAS 1340722-50-0)
- (2S,3R)-2-Amino-3-phenyl-butyric acid ethyl ester hydrochloride (CAS 2365390-67-4)
- Serpent Peptide (CAS 823202-99-9)
Why CATO?
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com