1-(Thiazol-2-yl)piperazine → (4-{1-[5-Chloro-2-(trifluoromethyl)benzyl]-1,2,3,4-tetrahydropyrido[2,3-b]pyrazin-7-yl}phenyl)-(4-thiazol-2-yl-piperazin-1-yl)methanone

Participants

Reaction Steps

4-{1-[5-Chloro-2-(trifluoromethyl)benzyl]-1,2,3,4-tetrahydro-pyrido[2,3-b]pyrazin-7-yl}benzoic acid (70 mg) was reacted with 1-thiazol-2-yl-piperazine as in General Procedure 8 to give the title compound as a yellow solid (61% yield). M.p. 243-244, LCMS: m/z=598.92 (M+H+), 1H-NMR (CDCl3, 400 MHz) δ 3.49-3.92 (m, 12H), 4.63 (s, 2H), 5.06 (bs, 1H), 6.57-6.64 (m, 2H), 7.21 (d, J=3.52 Hz, 1H), 7.35-7.43 (m, 5H), 7.51 (s, 1H), 7.65 (d, J=8.4 Hz, 1H) 7.76 (s, 1H).

Provenance & Evidence