1127-35-1, Benzo[b]thiophene-3(2H)-one 1,1-Dioxide is a benzothiophene compound, ?involved in a variety of chemical synthesis. Rlated chemical reaction is continuously updated
600 g of methanol, 36.4 g of compound Ia, 14.52 g of malononitrile, and 0.8 g of piperidine were successively added to a 1000 mL three-necked flask, and after stirring, stirring was started.The temperature was raised to 60 C, the reaction was kept for about 12 hours, and the reaction was stopped after the system was free of the compound Ia. The mixture was cooled to room temperature, suction filtered, and washed with methanol.The solid was dried to obtain 42.8 g of the compound Ib, and the yield was 93.0%.The purity is 96.3%. The HPLC data are shown in the table below, and the chromatogram is shown in Figure 2., 1127-35-1
As the paragraph descriping shows that 1127-35-1 is playing an increasingly important role.
Reference£º
Patent; Zhejiang Runtu Institute Co., Ltd.; Li Jianchang; Zhao Guosheng; Chen Baoxing; Tao Binbin; (15 pag.)CN109233323; (2019); A;,
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