N-叔丁基羟胺 、
2-羟基-5-(三氟甲氧基)苯甲醛 在
α-(2-hydroxy-5-trifluoromethoxyphenyl)-N-tert-butylnitrone 、 silica gel 作用下,
以The title compound was isolated in 81.8% yield as a yellow crystalline solid, m.p. 82.6° C. (Rf=0.40 on a silica gel plate的产率得到α-(2-hydroxy-5-trifluoromethoxyphenyl)-N-tert-butylnitrone