127442-07-3Relevant academic research and scientific papers
N,N'-diarylbenzamidines useful as ultraviolet light absorbers
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, (2008/06/13)
Substituted benzamidines and their hydrochloride salts are useful as ultraviolet light absorbers, the benzamidines having the formula STR1 wherein: A1 and A2 may be the same or different and represent --COOR1, --CONR1 R2, --C N or --C6 H5 ; A3 represents --H, --OH, --OR, --Cl, --NO2, --C N, --C6 H5, or an alkyl group of one to five carbon atoms; R1 and R2 may be the same or different and represent hydrogen or an alkyl group of one to ten carbon atoms; and, R represents an alkyl group of one to ten carbon atoms.
