Although natural sources of compounds that contain the oxazolidin-2-one nucleus are very rare, 5 Kakeya et al. 6 were able to isolate a novel compound belonging to this class, ...

Then, the anthers were immersed in 100% ethanol:tert-butanol (vol/vol = 1) for 15 min and transferred to pure tert-butanol for 15 min. The treated samples were dried for 4 h using LABCONCO Freeze ...