Synthesis 1991; 1991(4): 289-291
DOI: 10.1055/s-1991-26447
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Synthesis of Dihydro-2,3-furandiones from Diethyl Oxalate and Aldehydes Through the Action of Sodium Methoxide

Hiroyuki Hata* , Tsuyoshi Morishita, Seiichi Akutsu, Masao Kawamura
  • *Research Laboratory-I, Sumitomo Seika Chemicals Co., Ltd., Kako-gun, Hyogo 675-01, Japan
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Publication History

Publication Date:
29 April 2002 (online)

Dihydro-4,4-dimethyl-2,3-furandione (4e) was synthesized from diethyl oxalate, methylpropanal (1a) and formaldehyde in the presence of sodium methoxide. In a similar manner, analogs of dihydro-2,3-furandione 4 were prepared using other aldehydes.