The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯和乙醇胺为原料合成了苄青霉素低毒前体苯乙酰基乙醇胺。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯和乙醇胺为原料合成了苄青霉素低毒前体苯乙酰基乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰基化反应引入乙酰基,接着溴化、胺化,得到标。
法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰基苯并咪唑和溴化钠为原料,在光照条件下用氯气置换出溴化钠中的溴素,合成兽药噻苯咪唑中间体-2-(二溴乙酰基)-苯并咪唑氢溴酸盐。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯和乙醇胺为原料合成霉素低毒前体苯乙酰基乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰基反应引入乙酰基,接着溴
、胺
,得到标题树
。该法避免
使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰基苯并咪唑和溴为原料,在光照条件下用氯气置换出溴
的溴素,合成兽药噻苯咪唑
间体-2-(二溴乙酰基)-苯并咪唑氢溴酸盐。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯乙醇胺为原料合成了苄青霉素低毒前体苯乙
乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏反应引入乙
,接着
、胺
,得到标题树
。该法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙苯并咪唑
钠为原料,在光照条件下用氯气置换出
钠中的
素,合成兽药噻苯咪唑中间体-2-(二
乙
)-苯并咪唑氢
酸盐。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯和乙醇胺了苄青霉
低毒前体苯乙酰基乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰基化反应引入乙酰基,接着溴化、胺化,得到标题树。该法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰基苯并咪唑和溴化钠,在光照条件下用氯气置换出溴化钠中的溴
,
兽药噻苯咪唑中间体-2-(二溴乙酰基)-苯并咪唑氢溴酸盐。
声明:以上例句、词性分类均由互联网资源自动生,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以酸
醇胺为原料合成了苄青霉素低毒前体
酰基
醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰基化反应引入酰基,接着溴化、胺化,得到标题树
。该法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-酰基
并
唑
溴化钠为原料,在光照条件下用氯气置换出溴化钠中的溴素,合成兽药
唑中间体-2-(二溴
酰基)-
并
唑氢溴酸盐。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙乙酯和乙醇胺为原料合成了苄青霉素低毒前体苯乙酰基乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰基化反应引入乙酰基,接着化、胺化,得到标题树
。该法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰基苯并咪唑和化钠为原料,在光照条件下用氯气置换出
化钠中的
素,合成兽药噻苯咪唑中间体-2-(二
乙酰基)-苯并咪唑
盐。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯和乙醇胺为原料合成了苄低毒前体苯乙酰基乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰基反应引入乙酰基,接着
、胺
,得到标题树
。该法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰基苯并咪唑和钠为原料,在光照条件下用氯气置换
钠中的
,合成兽药噻苯咪唑中间体-2-(二
乙酰基)-苯并咪唑氢
酸盐。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯酸
酯和
醇胺为原料合成了苄青霉素低毒前体苯
基
醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏基化反应引入
基,接着
化、胺化,得到标题树
。该法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-基苯并咪唑和
化钠为原料,在光照条件下用氯气置换出
化钠中的
素,合成兽药噻苯咪唑中间体-2-(二
基)-苯并咪唑氢
酸盐。
声明:以上、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯乙醇胺为原料合成了苄青霉素低毒前体苯乙酰
乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰应引入乙酰
,接着
、胺
,得到标题树
。该法避免了使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰苯并咪
钠为原料,在光照条件下用氯气置换出
钠中的
素,合成兽药噻苯咪
中间体-2-(二
乙酰
)-苯并咪
氢
酸盐。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。
The phenylacetyl ethanolamine,a low toxic precurson of benzylpenicillin,was synthesized by using ethyl phenylacetate and colamine as raw materials.
以苯乙酸乙酯和乙醇胺为原料合青霉素低毒前体苯乙酰基乙醇胺。
The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.
通过付氏酰基化反应引入乙酰基,接着溴化、胺化,得到标题树。该法避免
使用氯甲醚。
Using 2-acetyl benzimidazole and sodium bromide as raw material,2-(dibromine acetyl)-benzimidazole hydrobromate was synthesized with the new bromine that displaced by chlorine gas in light.
以2-乙酰基苯并咪唑和溴化为原料,在光照条件下用氯气置换出溴化
溴素,合
兽药噻苯咪唑
间体-2-(二溴乙酰基)-苯并咪唑氢溴酸盐。
声明:以上例句、词性分类均由互联网资源自动生,部分未经过人工审核,其表达内容亦不代表本软件
观点;若发现问题,欢迎向我们指正。