The synthesis of heliannuol C, an allelochemical from Helianthus annuus
摘要:
The synthesis of the allelochemical heliannuol C I is described by employing a Bargellini condensation and a Claisen rearrangement to install the gem-dimethyl and vinyl functionalities, respectively. A Dieckmann cyclisation of diester 11 enabled the generation of the benzoxepane ring system enshrined in 1. (c) 2006 Elsevier Ltd. All rights reserved.
The synthesis of heliannuol C, an allelochemical from Helianthus annuus
摘要:
The synthesis of the allelochemical heliannuol C I is described by employing a Bargellini condensation and a Claisen rearrangement to install the gem-dimethyl and vinyl functionalities, respectively. A Dieckmann cyclisation of diester 11 enabled the generation of the benzoxepane ring system enshrined in 1. (c) 2006 Elsevier Ltd. All rights reserved.