1,3-Diphenylisobenzofuran

• Catalog No.: L00101
• CAS Number: 5471-63-6
• M. F.: C20H14O
• M. W.: 270.32456
• Purity: 97%

SYNONYMS

• Title: 1,3-联苯基异苯并呋喃
• IUPAC name: 1,3-diphenyl-2-benzofuran
• IUPAC Traditional name: 1,3-diphenyl-2-benzofuran
• Synonyms: 1,3-Diphenylbenzo[c]furan

DATABASE IDS

• CAS Number: 5471-63-6
• MDL Number: MFCD00005931
• EC Number: 226-808-5
• Beilstein Number: 199922

PROPERTIES

• Purity: 97%
• Melting Point: 133-136°C
• Storage Warning: Air & Light Sensitive
• TSCA Listed: 否

REFERENCES

• Reactive diene, particularly useful for trapping unstable alkenes and alkynes, e.g. benzyne from the action of Mg on 1-bromo-2-fluorobenzene in 85% yield: Liebigs Ann. Chem., 630, 10 (1960), or a highly-strained cyclopropene: J. Org. Chem., 57, 5959 (1992).
• Highly efficient agent for trapping singlet oxygen, as its endo-peroxide, and has been used as a standard for this purpose: J. Am. Chem. Soc., 93, 5774 (1971).
• Reaction temperatures with conventional dienophiles can be reduced in the presence of BF₃ etherate. For use in the addition to vinylphosphonic esters, see: J. Chem. Soc., Perkin 1, 99 (1988).
• For reviews of the chemistry of 1,3-diphenylisobenzofuran, see: Adv. Het. Chem., 26, 135 (1980); Tetrahedron, 44, 2093 (1988).