主权项 |
1. The compound dialkyl(2-alkoxyl-6-aminophenyl)phosphine, represented by the below formula: Wherein each of R1 and R2 is independently selected from the group consisting of isopropyl, tertbutyl, cyclopentyl, cyclohexyl or admantyl group; R3 is either alkyl or aryl; each of R4 and R5 is independently selected from alkyl or aryl; R6 is selected from substituted alkyl, alkoxyl, aryl, amino, thiol, carbonyl or cyano, with unfixed substituent position, the number is 0-3. |