Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫酸和丙酮反应,合成了新型高效的氧化剂甲
氧环
。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫酸和丙酮反应,合成了新型高效的氧化剂甲
氧环
。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测解聚产是纯度很高的对苯
甲酸
甲酯(DMT)单体和乙
醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酸甲酯为N——甲基化剂,对对氨基苯甲酸PABA
N——
甲基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和甲基
氯硅
反应合成
甲硅基双烯醇醚
了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用甲醇醇解法把聚酯或共聚酯解聚成元酸
甲酯和
元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-甲基甲酰胺作溶剂,异氰尿酸、苄氯为原料合成了异氰尿酸三苄基酯。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫酸介质中,超痕量甲基乙
醛肟能灵敏地加速溴酸钾氧化
甲基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳酸丙烯酯和甲醇经酯交换制备碳酸甲酯的催化剂及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟醇为原料,在乙酰丙酮酸钼、苯甲酸、甲基亚砜(DMSO)的甲苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己腈-
甲基乙酰胺组成的混合溶剂,对环己
、环己烯和苯组成的三元体系
了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫酸和丙酮反应,合成了新型高效的氧化剂二甲二氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测产
是纯度很高的对苯二甲酸二甲
(DMT)单体和乙二醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酸二甲为N——甲基化剂,对对氨基苯甲酸PABA进行N——二甲基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和二甲基二氯硅烷反应合成二甲硅基双烯醇醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用甲醇醇法把
或共
成二元酸二甲
和二元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-二甲基甲酰胺作溶剂,异氰尿酸、苄氯为原料合成了异氰尿酸三苄基。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫酸介质中,超痕量二甲基乙二醛肟能灵敏地加速溴酸钾氧化二甲基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳酸丙烯和甲醇经
交换制备碳酸二甲
的催化剂及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟醇为原料,在乙酰丙酮酸钼、苯甲酸、二甲基亚砜(DMSO)的甲苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己二腈-二甲基乙酰胺成的混合溶剂,对环己烷、环己烯和苯
成的三元体系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫和丙酮反应,合成了新型高效的
化剂
。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测解聚产是纯度很高的对苯
酯(DMT)单体和乙
醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酯为N——
基化剂,对对氨基苯
PABA进行N——
基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和基
氯硅
反应合成
硅基双烯醇醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用醇醇解法把聚酯或共聚酯解聚成
元
酯和
元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-基
酰胺作溶剂,异氰尿
、苄氯为原料合成了异氰尿
三苄基酯。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫介质中,超痕量
基乙
醛肟能灵敏地加速溴
钾
化
基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳丙烯酯和
醇经酯交换制备碳
酯的催化剂及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟醇为原料,在乙酰丙酮钼、苯
、
基亚砜(DMSO)的
苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己腈-
基乙酰胺组成的混合溶剂,对
己
、
己烯和苯组成的三元体系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫酸和丙酮反应,合成了新型高效的氧化氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测解聚产是纯度很高的对苯
酸
(DMT)
和乙
醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酸为N——
基化
,对对氨基苯
酸PABA进行N——
基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和基
氯硅烷反应合成
硅基双烯醇醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用醇醇解法把聚
或共聚
解聚成
元酸
和
元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-基
酰胺作溶
,异氰尿酸、苄氯为原料合成了异氰尿酸三苄基
。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫酸介质中,超痕量基乙
醛肟能灵敏地加速溴酸钾氧化
基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳酸丙烯和
醇经
交换制备碳酸
的催化
及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟醇为原料,在乙酰丙酮酸钼、苯酸、
基亚砜(DMSO)的
苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同
系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己腈-
基乙酰胺组成的混合溶
,对环己烷、环己烯和苯组成的三元
系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫和丙酮反应,合成了新型高效的氧化剂二甲二氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测聚产
是纯度很高的对苯二甲
二甲酯(DMT)单体和乙二
。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫二甲酯为N——甲基化剂,对对氨基苯甲
PABA进行N——二甲基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和二甲基二氯硅烷反应合成二甲硅基双烯进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用甲法把聚酯或共聚酯
聚成二元
二甲酯和二元
。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-二甲基甲酰胺作溶剂,异氰尿、苄氯为原料合成了异氰尿
三苄基酯。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫介质中,超痕量二甲基乙二醛肟能灵敏地加速溴
钾氧化二甲基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了丙烯酯和甲
经酯交换制备
二甲酯的催化剂及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟为原料,在乙酰丙酮
钼、苯甲
、二甲基亚砜(DMSO)的甲苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己二腈-二甲基乙酰胺组成的混合溶剂,对环己烷、环己烯和苯组成的三元体系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过和丙酮反应,合成了新型高效的氧
二甲二氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测解聚产是纯度很高的
苯二甲
二甲酯(DMT)单体和乙二醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以二甲酯为N——甲基
,
氨基苯甲
PABA进行N——二甲基
.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文醛和二甲基二氯硅烷反应合成二甲硅基双烯醇醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用甲醇醇解法把聚酯或共聚酯解聚成二元二甲酯和二元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-二甲基甲酰胺作溶,异氰尿
、苄氯为原料合成了异氰尿
三苄基酯。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在介质中,超痕量二甲基乙二醛肟能灵敏地加速溴
钾氧
二甲基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳丙烯酯和甲醇经酯交换制备碳
二甲酯的催
及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟醇为原料,在乙酰丙酮钼、苯甲
、二甲基亚砜(DMSO)的甲苯溶液中催
重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己二腈-二甲基乙酰胺组成的混合溶,
环己烷、环己烯和苯组成的三元体系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫酸和丙酮反应,合成了新型高效的氧化剂氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测解聚产是纯度很高的对苯
酸
(DMT)单体和乙
醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酸为N——
基化剂,对对氨基苯
酸PABA进行N——
基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和基
氯硅烷反应合成
硅基双烯醇醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用醇醇解法把聚
聚
解聚成
元酸
和
元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-基
酰胺作溶剂,异氰尿酸、苄氯为原料合成了异氰尿酸三苄基
。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫酸介质中,超痕量基乙
醛肟能灵敏地加速溴酸钾氧化
基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳酸丙烯和
醇经
交换制备碳酸
的催化剂及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟醇为原料,在乙酰丙酮酸钼、苯酸、
基亚砜(DMSO)的
苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己腈-
基乙酰胺组成的混合溶剂,对环己烷、环己烯和苯组成的三元体系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过和丙酮反应,合成了新型高效的氧
二甲二氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测解聚产是纯度很高的
苯二甲
二甲酯(DMT)单体和乙二醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以二甲酯为N——甲基
,
氨基苯甲
PABA进行N——二甲基
.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文醛和二甲基二氯硅烷反应合成二甲硅基双烯醇醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用甲醇醇解法把聚酯或共聚酯解聚成二元二甲酯和二元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-二甲基甲酰胺作溶,异氰尿
、苄氯为原料合成了异氰尿
三苄基酯。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在介质中,超痕量二甲基乙二醛肟能灵敏地加速溴
钾氧
二甲基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳丙烯酯和甲醇经酯交换制备碳
二甲酯的催
及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟醇为原料,在乙酰丙酮钼、苯甲
、二甲基亚砜(DMSO)的甲苯溶液中催
重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己二腈-二甲基乙酰胺组成的混合溶,
环己烷、环己烯和苯组成的三元体系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫和丙酮反应,合成了新型高效的氧化剂
甲
氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测聚产
是纯度很高的对苯
甲
甲酯(DMT)单体和乙
。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫甲酯为N——甲基化剂,对对氨基苯甲
PABA进行N——
甲基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和甲基
氯硅烷反应合成
甲硅基双烯
醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍用甲法把聚酯或共聚酯
聚成
元
甲酯和
元
。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采用N,N-甲基甲酰胺作溶剂,异氰尿
、苄氯为原料合成了异氰尿
三苄基酯。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫介质中,超痕量
甲基乙
醛肟能灵敏地加速溴
钾氧化
甲基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了丙烯酯和甲
经酯交换制备
甲酯的催化剂及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采用脱氢芳樟为原料,在乙酰丙酮
钼、苯甲
、
甲基亚砜(DMSO)的甲苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选用己腈-
甲基乙酰胺组成的混合溶剂,对环己烷、环己烯和苯组成的三元体系进行了萃取精馏。
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。
Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone.
通过过一硫酸和丙酮反应,合成了新型高效的氧化剂甲
氧环烷。
The main products of PET supercritical methanolysis are dimethyl terephthalate(DMT) and ethylene glycol(EG).
红外光谱检测解产
是纯度很高的对苯
甲酸
甲酯(DMT)单体和乙
醇。
It is ascertained that the PABA may be N-dimethylated using dimethyl sulfate as a methylation agent.
确定以硫酸甲酯为N——甲基化剂,对对氨基苯甲酸PABA进行N——
甲基化.
In this thesis, the reaction of aldehydes with dimethyl -- dichlorosilane producingdimethylsilyl bis -- enol ethers has been studied.
本文对醛和甲基
氯硅烷反应合成
甲硅基双烯醇醚进行了研究。
The polyester or copolyester can be converted into dimethyl terephthalate of binary acid and glycol by method of methanolysis.
介绍甲醇醇解法把
酯
酯解
成
元酸
甲酯和
元醇。
Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.
采N,N-
甲基甲酰胺作溶剂,异氰尿酸、苄氯为原料合成了异氰尿酸三苄基酯。
It has discovered that trace dimethyl glyoxime can sensitivly catalyize the discoloration of dimethyl yelloue by potassium bromate in sulphuric acid.
研究发现,在硫酸介质中,超痕量甲基乙
醛肟能灵敏地加速溴酸钾氧化
甲基黄褪色的指示反应。
The catalysts and reaction conditions have been studied for esterinterenange between propenyl carbonate and methanol to produce dimethyl carbonate (DMC).
研究了碳酸丙烯酯和甲醇经酯交换制备碳酸甲酯的催化剂及反应工艺条件。
Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).
摘要采脱氢芳樟醇为原料,在乙酰丙酮酸钼、苯甲酸、
甲基亚砜(DMSO)的甲苯溶液中催化重排合成柠檬醛,考察了柠檬醛在不同体系中的热敏性。
The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.
选己
腈-
甲基乙酰胺组成的混合溶剂,对环己烷、环己烯和苯组成的三元体系进行了萃取精馏。
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。