A new thiol-sulfur click chemistry for lithium-organosulfide batteries
2 天之前 · According to the principle that a higher pKa value corresponds to a weaker acid, the acidity of mercaptans is ranked as thiopropionate > aromatic mercaptan > thioglycolate > …
A new thiol-sulfur click chemistry for lithium ... - ScienceDirect
2 天之前 · According to the principle that a higher pKa value corresponds to a weaker acid, the acidity of mercaptans is ranked as thiopropionate > aromatic mercaptan > thioglycolate > …
Brønsted Acid-Facilitated Thioetherification Cross-Coupling …
6 天之前 · Our method enables the swift synthesis of thioethers using nickel and visible light, with a substoichiometric amount of Brønsted acid acting as an enabler. NMR kinetic studies …
110-77-0 | CAS数据库 - ChemicalBook
2024年12月31日 · Ethyl 2-hydroxyethyl thioether Ethyl beta-hydroxyethyl sulfide ethyl2-hydroxyethylthioether ethylbeta-hydroxyethylsulfide. ... 酸度系数(pKa) 14.49±0.10(Predicted)
Brief. Bioinform | 李诗良/李洪林团队开发基于保留机制的小分 …
6 天之前 · 该模型联合应用多重保真度学习 (Multi-fidelity learning) 、量子化学特征以及保留机制 (Retention mechanism) ，实现了对化学小分子pKa值的快速准确预测，为化学和药学领域的研 …
怎样计算一个化合物的pKa一个化合物的pKa怎么算_百度知道
2024年12月21日 · pKa的定义是化合物的酸离解常数Ka的负对数值。 通常，pKa是一个负数，其数值越小，表明该化合物的酸性越强。 举个例子，醋酸的酸离解常数Ka为1.78×10^-5。
1.3: Acid Strength (Ka) - Chemistry LibreTexts
2024年12月31日 · The conjugate acid–base pairs are \(CH_3CH_2CO_2H/CH_3CH_2CO_2^−\) and \(HCN/CN^−\). According to Table \(\PageIndex{1}\), HCN is a weak acid (pKa = 9.21) and …
Mechanism of pyrazines and thioethers formation promoted by …
2024年12月23日 · Compared with the oxygen concentration in the air (21%), a high oxygen concentration (30% and 40%) effectively promoted the formation of typical flavor substances. …
Angewandte Chemie International Edition - Wiley Online Library
2024年12月26日 · Dynamic covalent cross-linking of polymers has emerged as a viable solution that can combine the structural integrity of thermosetting materials with the (re-)processability …
Development of a Simple Thioetherification of Heteroarene …
2024年12月19日 · Sulfur derived functional groups represent prevalent motifs in highly sought after small molecules such as active phar-maceutical ingredients (APIs). Thioethers are one …
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