2-Tert-butoxy-2-[7-chloro-5-(4-chloro-phenyl)-2-methyl-quinolin-6-yl]ethanol → (S)-2-tert-Butoxy-2-(5-(4-chlorophenyl)-2-ethyl-7-methylquinolin-6-yl)acetic acid

Participants

Reaction Steps

(S)-2-tert-Butoxy-2-(5-(4-chlorophenyl)-2-ethyl-7-methylquinolin-6-yl)acetic acid was prepared following the procedure used to prepare compound tert-butoxy-[7-chloro-5-(4-chloro-phenyl)-2-methyl-quinolin-6-yl]-acetic acid of Example 1, except that (S)-2-tert-butoxy-2-(5-(4-chlorophenyl)-2-ethyl-7-methylquinolin-6-yl)ethanol was used instead 2-tert-butoxy-2-[7-chloro-5-(4-chloro-phenyl)-2-methyl-quinolin-6-yl]ethanol. 1H-NMR 300 MHz, (CD3OD) δ 8.31 (d, 1H), 7.98 (s, 1H), 7.76 (d, 1H), 7.70-7.60 (m, 3H), 7.42-7.35 (m, 1H), 5.25 (s, 1H), 3.21 (q, 2H), 2.78 (s, 3H), 1.48 (t, 3H), 0.98 (s, 9H); LCMS-ESI+ (m/z): [M+H]+ calcd for C24H27ClNO3: 412.9. Found: 412.2, 414.2.

Provenance & Evidence