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  • Au(PPh(3))Cl-AgSbF(6)-catalyzed rearrangement of propargylic 1,3-dithianes: formation of 8-membered 1,3-bisthio-substituted cyclic allenes.

Au(PPh(3))Cl-AgSbF(6)-catalyzed rearrangement of propargylic 1,3-dithianes: formation of 8-membered 1,3-bisthio-substituted cyclic allenes.

Chemical communications (Cambridge, England) (2009-06-18)
Xia Zhao, Zhenzhen Zhong, Lingling Peng, Wenxiong Zhang, Jianbo Wang
PMID19532881
ABSTRACT

Au(PPh(3))Cl-AgSbF(6)-catalyzed rearrangement of propargylic 1,3-dithiane leads to the formation of 8-membered dithio-substituted cyclic allenes, which are remarkably stable.

MATERIALS
Product Number
Brand
Product Description
254037
Sigma-Aldrich
Chloro(triphenylphosphine)gold(I), ≥99.9% trace metals basis
157872
Sigma-Aldrich
1,3-Dithiane, 97%