Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%. 以苯甲酰氯为原料,经酰化,还原,环合等反应合成左旋西替利嗪盐酸盐,反应总收率为8.05%。
One of the most effective is benzoyl peroxide, a chemical compound that's really good at killing bacteria.
氧化苯甲酰是最有效的药物之一,这种化学合成物对于杀菌非常有效。
精选英语短文
If you can clearly recognize your condition as acne (whiteheads, blackheads, or pustules), you can treat those areas with a benzoyl peroxide spot treatment or salicylic acid.
Many drugs exist, like benzoyl peroxide, which kills specific acne-causing bacteria, salicylic acid, which helps to remove dead skin blockages, retinoids, which reduce sebum production, and a variety of others —though some drugs can have severe side effects.
目前有许多药物,像是过氧化苯甲酰,那能消灭特定的致痘细菌,水杨酸,有助去除死皮造成的阻塞,维他命 A 酸,那能减少皮脂生成,还有其它许多药物--不过有些药物可能会造成严重副作用。
In organic chemistry, benzoyl is the functional group with the formula C6H5CO-.
The term "benzoyl" should not be confused with benzyl, which has the formula C6H5CH2. The benzoyl group is given the symbol "Bz". Benzyl is commonly abbreviated "Bn".