Table 2.

Synthesized terfenadine derivatives 2a-2x and 3a-3w (n = 3-5; R = H; C₁-C₄).

R	n	compound	n	compound	n	compound	n	compound	n	compound	n	compound
H	5	2a	4	2i	3	2q	5	3a	4	3i	3	3q
Methyl	5	2b	4	2j	3	2r	5	3b	4	3j	3	3r
Ethyl	5	2c	4	2k	3	2s	5	3c	4	3k	3	3s
n-Propyl	5	2d	4	2l	3	2t	5	3d	4	3l	3	3t
iso-Propyl	5	2e	4	2m	3	2u	5	3e	4	3m	3	3u
n-Butyl	5	2f	4	2n	3	2v	5	3f	4	3n	3	3v
iso-Butyl	5	2g	4	2o	3	2w	5	3g	4	3o	3	3w
tert-Butyl	5	2h	4	2p	3	2x	5	3h	4	3p	3	terfenadine