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Li R, Jin F, Song XR, Yang T, Ding H, Yang R, Xiao Q, Liang YM. Acid-promoted cyclization of 2-propynolphenols leading to 4-tosyloxy-2H-chromenes. Tetrahedron Lett 2019. [DOI: 10.1016/j.tetlet.2018.12.022] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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Brønsted acid-mediated cascade cyclization of 2-propynolphenols/anilines leading to 4-halo-2H-chromenes and 1,2-dihydroquinolines. Tetrahedron Lett 2017. [DOI: 10.1016/j.tetlet.2017.06.064] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Highly efficient access to 4-chloro-2H-chromenes and 1,2-dihydroquinolines under mild conditions: TMSCl-mediated cyclization of 2-propynolphenols/anilines. Tetrahedron Lett 2016. [DOI: 10.1016/j.tetlet.2016.07.103] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
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Xie Y, Yang P, Chen X. One-Pot Synthesis of 5-Arylamino-1,3,4-Selenadiazol-2(3H)-Ones from Arylisoselenocyanates. JOURNAL OF CHEMICAL RESEARCH 2012. [DOI: 10.3184/174751912x13377840596361] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
A one-pot reaction of arylisoselenocyanates, hydrazine and bis(trichloromethyl) carbonate, in the presence of a base provides an efficient route for the synthesis of 5-arylamino-1,3,4-selenadiazol-2(3H)-ones in good to excellent yields. A plausible mechanism is proposed for the reaction.
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Affiliation(s)
- Yuanyuan Xie
- Key Laboratory for Green Pharmaceutical Technologies and Related Equipment of Ministry of Education, College of Pharmaceutical Sciences, Zhejiang University of Technology, Hangzhou 310014, P. R. China
| | - Ping Yang
- Key Laboratory for Green Pharmaceutical Technologies and Related Equipment of Ministry of Education, College of Pharmaceutical Sciences, Zhejiang University of Technology, Hangzhou 310014, P. R. China
| | - Xiaodong Chen
- Key Laboratory for Green Pharmaceutical Technologies and Related Equipment of Ministry of Education, College of Pharmaceutical Sciences, Zhejiang University of Technology, Hangzhou 310014, P. R. China
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Weng YY, Li JJ, Su WK. An approach to synthesis of (Z)-2-chloro-1,3-diarylpropen-1-ones by Vilsmeier reagent (bis-(trichloromethyl) carbonate/DMF). CHINESE CHEM LETT 2011. [DOI: 10.1016/j.cclet.2011.07.006] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/16/2022]
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Li ZH, Hong B, Su WK. A Convenient Method for the Synthesis of 3,5,6-Trisubstituted-2-chloropyridines with bis-(Trichloromethyl) Carbonate. ORG PREP PROCED INT 2009. [DOI: 10.1080/00304940903324531] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
Affiliation(s)
- Z. H. Li
- a Key Laboratory of Pharmaceutical Engineering of Ministry of Education, College of Pharmaceutical Sciences , Zhejiang University of Technology , Hangzhou, P. R. China
| | - B. Hong
- a Key Laboratory of Pharmaceutical Engineering of Ministry of Education, College of Pharmaceutical Sciences , Zhejiang University of Technology , Hangzhou, P. R. China
| | - W. K. Su
- a Key Laboratory of Pharmaceutical Engineering of Ministry of Education, College of Pharmaceutical Sciences , Zhejiang University of Technology , Hangzhou, P. R. China
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Su W, Weng Y, Zheng C, Zhang Y, Shi F, Hong B, Chen Z, Li J, Li Z. Recent Developments in the Use ofbis-(Trichloromethyl) Carbonate in Synthesis. ORG PREP PROCED INT 2009. [DOI: 10.1080/00304940902885839] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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