1) cyanopolyacetylenes
多丙炔腈
2) Cyanoacetylene
[,saiənəuə'setili:n]
丙炔腈
3) Propynonitrile
丙炔腈
4) methylacetylene
丙炔
1.
Five kinds of nanosized titania were used as photocatalysts for the hydrolysis of methylacetylene and characterized by X-ray diffraction and diffuse reflecta nce UV-Vis absorption spectroscopy.
采用 5种不同的纳米二氧化钛为光催化剂 ,考察了它们在丙炔水解反应中的光催化活性 ,并用X射线衍射和漫反射紫外 可见吸收光谱技术进行了表征 。
5) propyne
['prəupain]
丙炔
1.
In order to discuss the regioselectivity of nitrile oxide 1,3-dipolar cycloaddition to propyne, 1,3-dipolar cycloaddition reaction of substituted nitrile oxide (RCNO, R=F, NO2, OCH3, OH, COOCH3, CHO, CONH2, H, CH3) with propyne was studied using density functional theory at the 6-311++G** level, and the reaction rates were calculated at different temperature from 200 to 400 K.
用密度泛函(DFT)B3LYP/6-311++G**方法研究了氧化腈(RCNO,R=F,NO2,OCH3,OH,COOCH3,CHO,CONH2,H,CH3)与丙炔的1,3-偶极环加成反应,并且计算了不同温度下的反应速率常数,讨论了氧化腈上不同取代基R的取代效应和温度对反应区域选择性的影响。
2.
Theoretic studies on dissociation of propyne at 157 nm were performed.
用从头算方法对丙炔在157nm光照下的一个光分解途径C3H4→CH3+C2H进行计算研究。
3.
The reaction results of the selective hydrogenation of MethylAcetylene(propyne)and Propadiene(MAPD) in C 3 distillate by catalytic distillation were investigated with randomlypacked structure of packingtype catalyst, the combined structure of sieve tray and packingtype catalyst as well as the structure with interlaced packing and ordinary catalyst.
考察了填料状催化剂散装结构、筛板填料状催化剂复合结构、规整填料与普通催化剂交错排列结构等用于C3 馏分中丙炔、丙二烯催化蒸馏选择加氢过程的反应效果 ,综合考虑催化剂制备的难易、工业装置长周期运转的必要性、传质对反应的影响等因素 ,推荐在工业装置上采用规整填料与催化剂交错排列结
6) 5-hexynenitrile
己炔腈
补充资料：丙炔腈
分子式：C3HN
分子量：51.05
CAS号：1070-71-9
性质：液体。熔点5℃，沸点42.5℃，相对密度0.8167（17/4℃），折光率1.3868。易溶于乙醇，难溶于水。当暴露于空气和光时，易分解。
制备方法：由丙炔醇经铬酐氧化、盐酸羟胺、碳酸钾肟化、乙酐脱水而得。
用途：医药中间体。
分子量：51.05
CAS号：1070-71-9
性质：液体。熔点5℃，沸点42.5℃，相对密度0.8167（17/4℃），折光率1.3868。易溶于乙醇，难溶于水。当暴露于空气和光时，易分解。
制备方法：由丙炔醇经铬酐氧化、盐酸羟胺、碳酸钾肟化、乙酐脱水而得。
用途：医药中间体。
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