((R)-4-{methyl-[3-(1-methylene-propyl)-5-trifluoromethyl-benzenesulfonyl]-amino}-4,5,6,7-tetrahydro-indazol-1-yl)-acetic acid ethyl ester 、
重氮甲烷 以
乙醚 为溶剂,
以((R)-4-{[3-(1-ethyl-cyclopropyl)-5-trifluoromethyl-benzenesulfonyl]-methyl-amino}-4,5,6,7-tetrahydro-indazol-1-yl)-acetic acid ethyl ester (82 mg, 83%) was obtained as a white solid的产率得到((R)-4-{[3-(1-ethyl-cyclopropyl)-5-trifluoromethyl-benzenesulfonyl]-methyl-amino}-4,5,6,7-tetrahydro-indazol-1-yl)-acetic acid ethyl ester