(R)-5-(3',5'-dichloro-4-fluoro-biphenyl-3-yl)-6,6-difluoro-5,7,7-trimethyl-[1,4]oxazepan-3-one 、
劳森试剂 以
1,4-二氧六环 为溶剂,
以yielded the (R)-5-(3′,5′-dichloro-4-fluoro-biphenyl-3-yl)-6,6-difluoro-5,7,7-trimethyl-[1,4]oxazepan-3-thione (202 mg, 78% yield) as a white foam的产率得到(R)-5-(3',5'-dichloro-4-fluoro-biphenyl-3-yl)-6,6-difluoro-5,7,7-trimethyl-[1,4]oxazepan-3-thione