Organotin mercaptide process

Details Organotin mercaptide process Organotin mercaptide process

C - Chemistry, Metallurgy

07

F

260/435.5

C07F 7/22 (2006.01)

Patent

CA 1052804

ABSTRACT OF THE DISCLOSURE The following reactions are carried out in the presence of aprotic solvents as catalysts or more preferably in the presence of water, preferably using wet, newly prepared organotin sulfides: (1) Image (2) Image (3) Image (4) Image (5) Image wherein: R, R2, R3, R4, R5 and R6 are alkyl, cycloalkyl, alkenyl, aryl or aralkyl; R1 is Image , Image , allyl, methallyl or benzyl; R7 is alkyl, cycloalkyl, alkenyl or aralkyl; R11 is defined as R1; R12 is alkyl or alkenyl; X is chlorine or bromine; m is 2 or 3; and n is 1 or 2. The aprotic solvents are (a) Image , (b) Image , (c) Image , or (d) N-methyl-2-pyrrolidone where R8 is H or CH3 and R9 and R10 are CH3 or C2H5. -2-

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