Benzophenone → Diphenyl Fulvene

HRID 1389721Notes

Reaction equation

HRID 1389721 reaction equation
[C:1]([C:9]1[CH:14]=[CH:13][CH:12]=[CH:11][CH:10]=1)(=O)[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[CH:15]1[CH2:19]C=[CH:17][CH:16]=1.[CH2:20](O)C.[O-]CC.[Na+]>>[C:11]1([C:12]2[CH:13]=[CH:14][C:9](=[CH2:20])[C:1]=2[C:2]2[CH:3]=[CH:4][CH:5]=[CH:6][CH:7]=2)[CH:10]=[CH:17][CH:16]=[CH:15][CH:19]=1

Participants

4

Reactant 3

HCID 3102BenzophenoneHCID 7612CyclopentadieneHCID 23706232Ethanol sodium ethoxide

Product 1

HCID 22238549Diphenyl Fulvene

Procedure

About equal molar amounts of benzophenone and cyclopentadiene are reacted in an ethanol/sodium ethoxide solution according to the method suggested by Kice, JACS 80, 3796 (1958). The dark red crystals obtained are recrystallized from ethanol and dried under vacuum.

Workup

  1. customThe dark red crystals obtained
  2. customare recrystallized from ethanol
  3. customdried under vacuum

Sources & evidence

ORD record
ord-b249de72c561426cb9ac8243a264b4dd
Source dataset
uspto-grants-1981_01
Patent number
US04246167

Reaction notes

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