Tetrahedron Letters p. 3179 - 3182 (1985)
Update date:2022-08-04
Topics:
Micetich, Ronald G.
Maiti, Samarendra N.
Tanaka, Motoaki
Yamazaki, Tomio
Ogawa, Kazuo
The thermolysis of trichloroethyl 6-phenoxyacetamido penicillanate sulfoxide and ethyl 2-mercaptoacetate in toluene gave the unsym-azetidinone disulfide (β,γ-isomer) in 65percent yield.With added catalytic amounts of N,N-dimethylaniline the α,β-isomer was
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