115588-20-0
2-(4-isobutylphenyl)-propionic acid chloride
→
123054-42-2
(S)-(S)-1-ethoxy-1-oxopropan-2-yl 2-(4-isobutylphenyl)propanoate
51146-56-6
(S)-(+)-布洛芬
51146-57-7
(R)-(-)-布洛芬