Citation:
Mei Xin ZHAO, Qun LIU, Fu Shun LIANG, Jing Fu LIU, Bao Zhong ZHAO, Lian Zhong LI. α-Oxoketene Cyclic S,S-cetals Chemistry-Substitution Reaction of α,α'-Dicinnamoyl Ketene Cyclic S,S-Acetals with Ethylenediamine[J]. Chinese Chemical Letters,
;1998, 9(3): 231-232.
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α, α'-Dicinnamoyl ketene cyclic S, S-acetals 4 were reacted with ethylenediamine to afford α, α'-dicinnamoyl ketene cyclic N, N-acetals 5. This process provides a new method for the synthesis of 5 in high yield under mild conditions.
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