Process for making n-monosubstituted p- phenylenediamines

Details Process for making n-monosubstituted p- phenylenediamines Process for making n-monosubstituted p- phenylenediamines

C - Chemistry, Metallurgy

07

C

260/596.1, 260/5

C07C 211/51 (2006.01) C07C 209/30 (2006.01)

Patent

CA 1260957

ABSTRACT Disclosed is a process for preparing an N-mono-substituted-p-phenylenediamine which comprises reacting a compound having the formula: Image = 0 wherein R is C1-C12 alkyl, phenyl, naphthyl,, or phenyl substituted in the 2-, 4-, or 2,4- positions by C1-C8 alkyl; and R' is hydrogen or C1-C6 alkyl with a primary or secondary alcohol in the presence of a base in the absence of hydrogen and noble metal catalyst.

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