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1 article(s) from Gräßle, Simone

Addition of dithi(ol)anylium tetrafluoroborates to α,β-unsaturated ketones

Yu-Chieh Huang,
An Nguyen,
Simone Gräßle,
Sylvia Vanderheiden,
Nicole Jung and
Stefan Bräse

Beilstein J. Org. Chem. 2018, 14, 515–522, doi:10.3762/bjoc.14.37

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Scheme 1: Previously reported procedure for the addition of ketene dithioacetals to α,β-unsaturated ketones [33] ...

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Scheme 2: Addition of dithi(ol)anylium TFBs to α,β-unsaturated non-cyclic ketones.

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Scheme 3: Addition of dithi(ol)anylium TFBs to α,β-unsaturated cyclic ketones.

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Scheme 4: Single versus double addition of ketones to dithiolanylium TFB 1e. ^adr was calculated from the ¹H N...

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Scheme 5: The scope of the presented protocol demonstrated by examples including the use of additional electr...

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Scheme 6: Synthesis of diene dithioacetals 18a and 18b by addition of ynone 17 to α-alkyl or aryl-substitued ...

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Published 26 Feb 2018

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