Fused-ring sydnones with a spiro cyclohexane moiety were prepared via oxa-Pictet-Spengler reaction of 3-(3-aryl-3-hydroxypropyl)sydnones with cyclohexanone in the presence of boron trifluoride ether complex.
ZHANG Zhan-Bin
,
ZHANG Hong-Hai
. Synthesis of Fused-Ring Sydnones with a Spirocyclohexane Moiety[J]. Chinese Journal of Organic Chemistry, 2012
, 32(02)
: 397
-399
.
DOI: 10.6023/cjoc1104085
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