1) dimethyl sulfite
亚硫酸二甲酯
2) dimethyl sulfone
亚硫酸的二甲酯
3) dimethyl sulfate
硫酸二甲酯
1.
The rescue and organization of group poisoning with dimethyl sulfate;
群体性硫酸二甲酯中毒的抢救与组织管理
2.
Determination of dimethyl sulfate in quaternary ammonium salt surfactant by headspace gas chromatography
顶空气相色谱法测定季铵盐型表面活性剂中硫酸二甲酯
3.
Two novel room-temperature ionic liquids, 1-methyl-3-methylimidazole methyl sulfate and 1-butyl-3-methylimidazole methyl sulfate were formed by the reaction of dimethyl sulfate with methylimidazole and butylimidazole at room temperature respectively.
利用硫酸二甲酯分别与N-甲基及N-丁基咪唑在室温下反应,一步合成了离子液体1-甲基-3-甲基咪唑硫酸甲酯和1-丁基-3-甲基咪唑硫酸甲酯,测定了在不同温度下离子液体的电导率。
4) dimethylsulfate
硫酸二甲酯
1.
8%,while m-aminophenol was used as material,ethyl bromide as ethyl reactant, dimethylsulfate as methyl reactant,and synthesis process was optimized by means of changing solvent and feeding appropriate phase-transfer catalyst etc.
以间氨苯酚为原料,用溴乙烷做烷基化试剂,硫酸二甲酯作甲基化试剂,通过改变溶剂及加入合适的相转移催化剂等方法优化工艺,经两步反应合成N-乙基间甲氧基苯胺,产率达到48。
2.
Under the reaction conditions as follows: n(2,7-dihydroxynaphthalene0∶n(doimethylSulfate)=1∶3, reaction temperature of 80℃, reaction time of 3h and by means of dropwise of dimethylsulfate, the yield of 2,7-dimethoxynapthalene was up to 783%.
以2,7 二羟基萘和硫酸二甲酯为原料,合成了2,7 二甲氧基萘。
3.
9%,while m-aminophenol is used as reactant,tetrahydropyran as hydroxyl shielding effect agent,acetic anhydride as acyl protection reactant and amidogen mono-substituted alternative reactant,ethyl bromide as ethyl reactant,dimethylsulfate as methyl reactant.
采用间氨苯酚为原料,以四氢吡喃(THP)作羟基保护剂,以醋酸酐作酰基保护剂和氨基单取代的专一选择剂,以溴乙烷作烷基化试剂,硫酸二甲酯作甲基化试剂,在原有最优化合成工艺条件下,经六步反应合成N-乙基间甲氧基苯胺,产率达到65。
5) alkyl thiosulfonates
甲硫代亚磺酸酯
1.
β-CD can capsulate alkyl thiosulfonates and the main components are not destroyed after capsulated.
用正交实验优选法对甲硫代亚磺酸酯的合成工艺条件进行了优选,设计了3因素3水平的正交实验,对实验结果进行了极差分析和方差分析,确定了最佳的合成工艺条件为氧化剂为H2O2,反应温度为50℃,反应时间为90min。
6) dimethyl trisulfate
二硫酸二甲酯
补充资料：硫酸二钠盐与甲醛、苯酚、亚硫酸氢钠和尿素的聚合物
CAS：81387-77-1
分子式：(C6H6O·CH4N2O·CH2O·H2O3S·H2O3S· 3Na)x
中文名称：硫酸二钠盐与甲醛、苯酚、亚硫酸氢钠和尿素的聚合物
英文名称：Sulfurous acid, disodium salt, polymer with formaldehyde, phenol, sodium hydrogen sulfite and urea
Sodium bisulfite, sodium sulfite, phenol, formaldehyde, urea polymer
分子式：(C6H6O·CH4N2O·CH2O·H2O3S·H2O3S· 3Na)x
中文名称：硫酸二钠盐与甲醛、苯酚、亚硫酸氢钠和尿素的聚合物
英文名称：Sulfurous acid, disodium salt, polymer with formaldehyde, phenol, sodium hydrogen sulfite and urea
Sodium bisulfite, sodium sulfite, phenol, formaldehyde, urea polymer
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条