1) Unsaturated alkylphosphonic acid
不饱和烃基膦酸
2) unsaturated alkylphosphate
不饱和烃基膦酸酯
1.
Ten noval di(tri)benzyltin unsaturated alkylphosphates with general formula n-1O2P(O)R (n=2,3; R=CCPh, CCC5H11n, CCCH2OCH3, CCCH2OC2H5, CH=CClPh) were synthesized and characterized by elemental analysis, IR, 1H NMR and TGDTA measurements.
合成了10种二(三)苄基锡不饱和烃基膦酸酯[(PhCH2)nSn]n-1O2P(O)R(n=2,3;R=—C≡CPh,—C≡CC5H11-n,—C≡CCH2OCH3,—C≡CCH2OC2H5,—CH=CClPh),利用元素分析、核磁共振氢谱和TG-DTA对其组成和结构进行了表征。
3) unsaturated phosphonate
不饱和膦酸酯
4) unsaturated hydrocarbon
不饱和烃
1.
A general empiric formula which is used to correlate physicochemical properties with 0M, 1M of unsaturated hydrocarbons ( containing alkene, alkyne and alkyl benzene) is proposed as follows; p= a+b0M + c1M, where p stands for physicochemical property of a unsaturated h.
5),并以此为参数研究了不饱和烃(包括烯烃、炔烃、烷基苯)的标准生成焓、标准生成吉布斯能、标准规定熵等一系列的理化性质,提出了一个通用的关系式:p=a+b~0M+c~1M。
2.
The paper calculates J and S_j~(max)indices of unstaturated hydrocarbons such as alkenes,alkynes and alkyl benzenes,and stud-ies correlativity and selectivity with topological indices and the physico-chemical properties of unsaturated hydrocarbons.
计算了不饱和烃(烯烃、炔烃、烷基苯)的 J 指数,并结合最大距离度 S_j~(max)研究了 J 指数分别与不饱和烃的ΔH_[f(g)]~0、S_(g)~0、ΔG_[f(g)]~0、ω、t_b 等一系列分子理化性质之间的相关性和选择性,用计算机回归方法构建了计算不饱和烃的不同理化性质的最优经验公式,结果显示,其相关性和选择性均优于文献。
3.
Some properties of unsaturated hydrocarbons have been investigated with topological methods in this study.
定义并分别求算了不饱和烃(烯烃、炔烃、烷基苯)的价键连通性指数和价键信息拓扑指数,将拓扑指数分别与这些物质的标准生成热、标准熵、标准生成自由能等一系列理化性质相关联,用计算机回归方法确定了不同性质的最佳函数形式。
5) unsaturated chain hydrocarbon
不饱和链烃
1.
Among mF , 0 F and 1 F showed good structural selectivity for unsaturated chain hydrocarbons.
基于邻接矩阵与边价 (fi)定义边价连接性指数 ( mF) ,其中的0 F ,1 F与 2 94种不饱和链烃 (包括烯烃、炔烃及烯炔烃 )的沸点 (Tb)关联 ,得到良好的数学模型 :ln( 70 0 -Tb) =6 5 2 3 3 1-0 0 0 4880 F2 -0 3 46771 F0 5(n =2 94,R =0 9979,R2 =0 995 8,F =3 490 4,S =5 12 ) ,该回归模型经Jackknife法检验具有总体稳健性 。
6) Aliphatic unsaturated hydrocarbon
不饱和链烃
1.
Correlation between the 0X z, 1X z and the boiling points for aliphatic unsaturated hydrocarbons is studied.
5,并研究了0 Xz,1Xz 与不饱和链烃沸点的相关性 。
补充资料:2-乙基己基膦酸双(2-乙基己基)酯
CAS:126-63-6
分子式:C24H51O3P
分子质量:418.63
沸点:250℃
熔点:78-85℃
中文名称:2-乙基己基膦酸双(2-乙基己基)酯
英文名称:Phosphonic acid, (2-ethylhexyl)-, bis(2-ethylhexyl) ester (2-ethylhexyl)-phosphonic aci bis(2-ethylhexyl) ester bis(2-ethylhexyl) 2-ethylhexylphosphonate (2-ethyl-hexyl)-phosphonic acid bis-(2-ethyl-hexyl)ester Phosphonic acid,(2-ethylhexyl)-,bis(2-ethylhexyl)ester
分子式:C24H51O3P
分子质量:418.63
沸点:250℃
熔点:78-85℃
中文名称:2-乙基己基膦酸双(2-乙基己基)酯
英文名称:Phosphonic acid, (2-ethylhexyl)-, bis(2-ethylhexyl) ester (2-ethylhexyl)-phosphonic aci bis(2-ethylhexyl) ester bis(2-ethylhexyl) 2-ethylhexylphosphonate (2-ethyl-hexyl)-phosphonic acid bis-(2-ethyl-hexyl)ester Phosphonic acid,(2-ethylhexyl)-,bis(2-ethylhexyl)ester
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