The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.OBJECTIVE To study preparation process of Glucosamine Sulfate Dispersable Tablets.目的研究硫酸氨基葡萄糖分散片制备处方和工艺.Carti...
The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.Glucosamine ( from glucose ) is one of the commonest amino sugars.氨基葡萄糖 ( 来自葡萄糖 ) 是最常见的氨基糖之一.OBJECTIVE To stu...
170-mile-an-hour winds were clocked on a mountaintop in North Carolina.在北卡罗来纳州一处山顶测得的风速为每小时170英里。She shouted on the mountaintop and listened for the echo.她在山顶上大声喊着,然后聆听着回声.The mountaintop was not powerful enough to count...
简要介绍以此类方法对合成苯甲醛的研究.Based on the reactions , this paper reports research for synthesizing benzaldehyde.再溴代得到2-溴 -4,5-二甲氧基苯甲醛,收率为91.9%,并分析溴代过程中甲酰基的邻位效应及溴代产物的稳定性.This product with Br 2 was obtained 2 - bromo - 4,5 - hydroxy...