Novel dimethyl and dimethoxy ring-disubstituted isobutyl phenylcyanoacrylates, RPhCH=C(CN)CO2CH2CH(CH3){2|two} , {where|exactly where} R is {2|two},3-dimethyl, {2|two},4-dimethyl, {3|three},5-dimethyl, {2|two},3-dimethoxy, {2|two},4-dimethoxy, {2|two},5-dimethoxy, {2|two},6-dimethoxy, {3|three},4-dimethoxy, {3|three},5-dimethoxy {were|had been|have been} synthesized by the piperidine catalyzed Knoevenagel condensation of ring-disubstituted benzaldehydes and isobutyl cyanoacetate and characterized by CHN {analysis|evaluation}, IR, 1H and 13C NMR. The acrylates {were|had been|have been} copolymerized with styrene in {solution|answer|remedy|resolution|option} with radical initiation (ABCN) at 70°C. The compositions {of the|from the|in the|on the|with the|of your} copolymers {were|had been|have been} calculated from nitrogen {analysis|evaluation} {and the|and also the|as well as the|along with the|plus the} structures {were|had been|have been} analyzed by FTIR, 1H and 13C NMR. 1040377-03-4 web 2-Methyl-4-(trifluoromethyl)aniline supplier PMID:23381601
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