1) PKA mC α
PKAmCα
2) pK_a
pKa
1.
A RBF-Network was applied to study the relationships between the pK_a of 13 kinds of inorganic binary hydride and the structural parameters.
用径向基函数神经网络(RBF-Network)构建了一个无机二元氢化物酸性强度pKa与结构参数的非线性关联模型。
2.
Using least square fitting, the observed walues of 13 single central inorganic hydride are correlated with their C, the equation is pK_a=-21.
使用最小二乘法,将P区元素13种单中心无机氢化物的pKa实验值与其C关联,拟合得pKa=-21。
3.
Finding a theoretical calculation method to obtain the accurate solvation free energy and pK_a value so as to verify or complement the experimental data has long been an important aspect for many theoretical chemists.
寻找一种理论计算方法来验证和补充实验数据,得到较为精确的溶剂化自由能和pKa,是众多理论化学家长期以来研究的重要方向。
3) substituted phenol
PKa值
1.
On the elemental electronegative,bondid electron number and pz eletron number of atoms,one new molecular topological index (4X) is developed for research on the Pka values for 21 substituted phenols and the Pkb values for 22 substituted benzenne amines in this paper.
结果表明,4X具有良好的结构选择性和性质相关性,可用于预测其它取代酚酸性PKa值和取代苯胺碱性PKb值。
4) pKa value
pKa值
1.
OBJECTIVE The solubility in different solvents,the oil/water detached coefficient and pKa value of genistein were determined for the study of its absorption in vivo .
目的 :测定染料木黄酮在不同溶剂中的溶解度、油 /水分配系数、pKa值。
2.
The solubility in different solvents, the oil/water detached coefficient and pKa value of baicalin were determined by UV spectrophotometry for the study of its absorption in vivo.
采用紫外分光光度法测定了黄芩苷在不同溶媒中的溶解度、油 /水分配系数、pKa值 。
3.
The quantitative structure-property relationship(QSPR) method was performed to study the relationship between pKa values and electrotopological state indices of 45 organic compounds in DMSO.
研究结果表明电拓扑状态指数能够有效地预测有机化合物的pKa值。
补充资料：低肌张力低智能性发育低下肥胖综合征
低肌张力低智能性发育低下肥胖综合征
病名。简称HHHD综合征。亦称PraderWilli综合征。主要因下丘脑功能紊乱而致。无明显家族因素。男性多见。包括出生时肌张力及反射低下，嗜睡，哺乳喂养困难及6个月后肌张力亢进，过食，肥胖，智能低下，小阴茎，双侧或单侧隐睾，青春期副性征不发育，高血糖症，糖尿病等。宜对症治疗。
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