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%。
Benzoyl chloride
英语例句库
中文百科
苯甲酰氯
![](/Images/godic/202412/24/Benzoyl_chloride0213.png")
![](/Images/godic/202412/24/Benzoyl-chloride-3D-balls0213.png")
![](/Images/godic/202412/24/Benzoyl-chloride-3D-vdW0213.png")
苯甲酰氯（C6H5COCl），也称苯酰氯，为无色发烟液体，具有刺激性气味。在实验室中，可由在无水条件下蒸馏苯甲酸和五氯化磷得到。苯甲酰氯的大规模制备则可通过使用氯化亚砜氯化苯甲醛得到。
苯甲酰氯的熔沸点分别为-1℃和198℃，密度为 1.212。它属于酰氯的一种。
苯甲酰氯为制备染料、香料、有机过氧化物、药品和树脂的重要中间体。苯甲酰氯也被用于摄影和人工鞣酸的生产之中，也曾在化学战中作为刺激性气体而使用。
英语百科
Benzoyl chloride 苯甲酰氯
![](/Images/godic/202412/24/Benzoyl_Chloride0213.png")
Benzoyl chloride, also known as benzenecarbonyl chloride, is an organochlorine compound with the formula C6H5COCl. It is a colourless, fuming liquid with an irritating odour. It is mainly useful for the production of peroxides but is generally useful in other areas such as in the preparation of dyes, perfumes, pharmaceuticals, and resins.
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