Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 56341-37-8, name is 6-Chlorooxindole, This compound has unique chemical properties. The synthetic route is as follows., category: indolines-derivatives
EXAMPLE 1a Preparation of intermediate E/Z-6-chloro-3-(3-chloro-benzylidene)-1,3-dihydro-indol-2-one To the mixture of 6-chlorooxindole (16.2 g, 92 mmol) (Crescent) and 3-chloro-benzaldehyde (12.9 g, 92 mmol) (Aldrich) in methanol (109 mL) was added pyrrolidine (6.55 g, 92 mmol) (Aldrich) dropwise. The mixture was then heated at 70 C. for 3 h. After cooled to 4 C., the mixture was filtered and resulting precipitate was collected, dried to give a mixture of E/Z-6-chloro-3-(3-chloro-benzylidene)-1,3-dihydro-indol-2-one as a bright yellow solid (Yield 25.2 g, 95%).
According to the analysis of related databases, 56341-37-8, the application of this compound in the production field has become more and more popular.
Reference:
Patent; Ding, Qingjie; Jiang, Nan; Yang, Song; Zhang, Jing; Zhang, Zhuming; US2009/156610; (2009); A1;,
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