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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 50, 2020 - Issue 3
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SYNTHETIC COMMUNICATIONS REVIEWS

Expansion of annulation of allenoates with trifluoroketones: Synthesis of trifluoromethylated dihydropyrans

Tong WangState Key Laboratory of Natural Medicines and Department of Medicinal Chemistry, China Pharmaceutical University, Nanjing, P.R. China; ;Center for Drug Evaluation, China Food and Drug Administration, Beijing, P.R. China; View further author information
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Yanpeng LiuState Key Laboratory of Natural Medicines and Department of Medicinal Chemistry, China Pharmaceutical University, Nanjing, P.R. China; ;Department of Chemistry, City University of Hong Kong, Hong Kong, Hong Kong SAR, P.R. ChinaView further author information
&
Jinyi XuState Key Laboratory of Natural Medicines and Department of Medicinal Chemistry, China Pharmaceutical University, Nanjing, P.R. China; Correspondence[email protected]
ORCID Iconhttp://orcid.org/0000-0002-1961-0402View further author information
ORCID Icon
Pages 315-321 | Received 19 Feb 2017, Published online: 14 Jan 2020
 
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Abstract

The DABCO-catalyzed [2 + 2] annulation of allenoates with trifluoroketones could be expanded to [4 + 2] annulation to synthesize trifluoromethylated dihydropyrans with trifluoromethyl oxadienes as the electrophilic annulation partners.

GRAPHICAL ABSTRACT

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Funding

Financial support from National Natural Science Foundation [No. 81373280, 81673306], the Project Program of State Key Laboratory of Natural Medicines, China Pharmaceutical University [No. SKLNMZZCX201404], and the Innovation Project of Jiangsu Province [No. KYLX15_0633].

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