1160293-24-2Relevant articles and documents
nepal reaches Neeb process and intermediates for the synthesis of (by machine translation)
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, (2016/11/02)
The invention discloses a method for synthesizing nepal reaches Neeb and intermediates thereof, the synthesis method comprises: under acidic conditions, the compound of formula (II) reaction of a compound of the formula (I) compound of formula (III); compound (III) of the detached with acid uncle Ding Zhiji carbonate, adding alkali reaction of the compound of formula (V); the compound of formula (V) reaction with chloroacetic acid derivatives of formula (VI) the activation of the compound, then the reaction-methyl piperazine N, obtain nepal reaches Neeb. The present invention provides a mild reaction conditions of a new method for synthesizing nepal reaches Neeb, the invention also provides synthetic intermediates nepal reaches Neeb. (by machine translation)
INDOLINONE DERIVATIVES AND PROCESS FOR THEIR MANUFACTURE
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Page/Page column 17-18; 3; 13, (2009/07/17)
The present invention relates to specific indolinone derivatives, namely the compounds of formula, in which R1 represents an hydrogen atom or a group, and R2 and R3 each represent an hydrogen atom or R2 and R3 taken together represent a group, with the proviso that when R1 represents an hydrogen atom R2 and R3 taken together represent a group, and to a process for their manufacture.