phenazopyridine hydrochloride
英
美
网络 盐酸非那吡啶; 非那吡啶; 非那吡啶盐酸盐; 盐酸氮苯吡啶
双语例句
- OBJECTIVE To study the preparation and thermostability of phenazopyridine hydrochloride.
目的研究盐酸非那吡啶的制备工艺及其热稳定性。 - METHODS Phenazopyridine hydrochloride was obtained by successive diazotization, coupling reaction, neutralization and salt formation, starting from aniline.
方法以苯胺为原料，经重氮化、偶合、中和、成盐得盐酸非那呲啶；