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Synthesis of 1H-isochromen-1-ylphosphonates via AgOTf-catalyzed reaction of 2-alkynylbenzaldehyde with diethyl phosphite |
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| Authors: | Xingxin Yu Weizi Wang |
| Affiliation: | a Department of Chemistry, Fudan University, 220 Handan Road, Shanghai 200433, China b State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 354 Fenglin Road, Shanghai 200032, China |
| Abstract: | Tandem cyclization-addition reaction of 2-alkynylbenzaldehyde with diethyl phosphite catalyzed by AgOTf at room temperature was developed, which afforded the desired 1H-isochromen-1-ylphosphonates in moderate to good yields. |
| Keywords: | 2-Alkynylbenzaldehyde Diethyl phosphate 1H-Isochromen-1-ylphosphonate Silver triflate |
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