Interference No. 102,408 1 2 in which R and R independently of one another represent H-(CH ) -(O-(CH ) ) -O, where a=0 to 4, b=1 to 4 and c=1 to 7, 2 a 2 bc an alkoxy or arylalkoxy group with 1 to 20 carbon atoms, an alkane- or aralkanesulfonyloxy group with 1 to 7 carbon atoms 1 2 or a tetrahydropyranyloxy radical, or R and R together represent an oxygen atom bonded in an ether-like manner or an acetal or ketal radical 3 4 where R and R independently of one another represent a hydrogen atom, an alkyl group with 1 to 20 carbon atoms or a 1 2 phenyl group, A and A are identical and represent a hydroxyl group, halide, nitrate, acetate, trifluoroacetate, trifluorosulfonate, perchlorate or sulfate, or A represents1 3Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007