介绍了以二氯乙烷或液溴为溶剂制取五溴甲苯的方法及其优缺点。
The preparation of pentabromotoluene was effected by utilizing dichloroethane and liquid bromine as reaction solvent, and their advantages and defects were pointed out.
另外也发现压力对于三氟氯溴乙烷从纯水溶入DMPC 的自由能改变所造成的影响很小，且对于三氟氯溴乙烷的偏好区域没有可观的影响。
It is also found that pressure has no detectable effect on the free-energy change of inserting a halothane from bulk water to DMPC, and does not change the regional preference of halothane, either.
目的建立溴芬酸钠原料中二氯甲烷、甲苯、1，2-二甲氧基乙烷、乙酸乙酯、乙醇残留量测定方法。
Objective To establish a method for detection of dichloromethane, 1,2-dimethoxyethane, toluene, ethyl acetate and ethanol in bromfenac sodium.
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