Tandem Rh-Catalyzed [4 + 2] Vinylic C-H O-Annulation of Exocyclic Enones with Alkynes and 1,5-H Shift

Yinsong Zhao; Chuangui Yu; Tianbao Wang; Zhijie She; Xuesong Zheng; Jingsong You; Ge Gao

doi:10.1021/acs.orglett.7b04042

Tandem Rh-Catalyzed [4 + 2] Vinylic C-H O-Annulation of Exocyclic Enones with Alkynes and 1,5-H Shift

Yinsong Zhao
, Chuangui Yu
, Tianbao Wang
, Zhijie She
, Xuesong Zheng
, Jingsong You
, Ge Gao^*

^*Corresponding author for this work

Sichuan University

Research output: Contribution to journal › Article › peer-review

17 Scopus citations

Abstract

Active pyrylium intermediates are in situ generated by a Rh-catalyzed vinylic C-H annulation reaction between exocyclic α,β-enones and alkynes, which undergo a base-promoted rearrangement via 1,5-H shift to form 1H-benzo[f]chromene derivatives.

Original language	English
Pages (from-to)	1074-1077
Number of pages	4
Journal	Organic Letters
Volume	20
Issue number	4
DOIs	https://doi.org/10.1021/acs.orglett.7b04042
State	Published - 16 Feb 2018
Externally published	Yes

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10.1021/acs.orglett.7b04042

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title = "Tandem Rh-Catalyzed [4 + 2] Vinylic C-H O-Annulation of Exocyclic Enones with Alkynes and 1,5-H Shift",

abstract = "Active pyrylium intermediates are in situ generated by a Rh-catalyzed vinylic C-H annulation reaction between exocyclic α,β-enones and alkynes, which undergo a base-promoted rearrangement via 1,5-H shift to form 1H-benzo[f]chromene derivatives.",

author = "Yinsong Zhao and Chuangui Yu and Tianbao Wang and Zhijie She and Xuesong Zheng and Jingsong You and Ge Gao",

note = "Publisher Copyright: {\textcopyright} 2018 American Chemical Society.",

year = "2018",

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day = "16",

doi = "10.1021/acs.orglett.7b04042",

language = "英语",

volume = "20",

pages = "1074--1077",

journal = "Organic Letters",

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TY - JOUR

T1 - Tandem Rh-Catalyzed [4 + 2] Vinylic C-H O-Annulation of Exocyclic Enones with Alkynes and 1,5-H Shift

AU - Zhao, Yinsong

AU - Yu, Chuangui

AU - Wang, Tianbao

AU - She, Zhijie

AU - Zheng, Xuesong

AU - You, Jingsong

AU - Gao, Ge

PY - 2018/2/16

Y1 - 2018/2/16

N2 - Active pyrylium intermediates are in situ generated by a Rh-catalyzed vinylic C-H annulation reaction between exocyclic α,β-enones and alkynes, which undergo a base-promoted rearrangement via 1,5-H shift to form 1H-benzo[f]chromene derivatives.

AB - Active pyrylium intermediates are in situ generated by a Rh-catalyzed vinylic C-H annulation reaction between exocyclic α,β-enones and alkynes, which undergo a base-promoted rearrangement via 1,5-H shift to form 1H-benzo[f]chromene derivatives.

UR - https://www.scopus.com/pages/publications/85042185975

U2 - 10.1021/acs.orglett.7b04042

DO - 10.1021/acs.orglett.7b04042

M3 - 文章

C2 - 29376658

AN - SCOPUS:85042185975

SN - 1523-7060

VL - 20

SP - 1074

EP - 1077

JO - Organic Letters

JF - Organic Letters

IS - 4

ER -

Tandem Rh-Catalyzed [4 + 2] Vinylic C-H O-Annulation of Exocyclic Enones with Alkynes and 1,5-H Shift

Abstract

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