hydantoin相关论文
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The effect of 2-butyne-1, 4-diol on silver electrodeposition process from 5, 5-dimethyl hydantoin solutions was investig......
研究了常压环境下Bucherer-Berg’s法合成乙内酰脲。通过调整原料配比、反应温度、反应时间等技术参数,得到的最佳反应条件为:m(羟......
利用常压法制备乙内酰脲(海因),产物收率高,纯度好,且具有很好的操作弹性.在常压下分别利用羟基乙腈、氨气和CO2,羟基乙腈和碳酸氢......
Ti(IV) Chloride-Promoted Diastereoselective Conjugate Addition of 1-Enoyl-5-substituted Hydantoins w
Diastereoselective conjugate addition of 1-enoyl-5-substituted hydantoins with allyltrimethylsilane in the presence of T......
Ti(IV) Chloride-Promoted Diastereoselective Conjugate Addition of 1-Enoyl-5-substituted Hydantoins w
Diastereoselective conjugate addition of 1-enoyl-5-substituted hydantoins with allyltrimethylsilane in the presence of T......
应用含短氟碳链的功能性聚合物可以避免因使用含长氟碳链化合物给环境带来的潜在危害.以全氟丁基磺酰氟为原料,通过磺酰化和N-烷基......
New oxorhenium (V) complex with an imidazol [NN] /hydantoin [SN] mixed ligand system, and radiochemi
A [ReO(Imz)(Hyd)(H2O)2OH] complex was successfully synthesized by the ligand exchange method using oxorhenuim citrate an......
The reduction of various hydantoins with sodium borohydride gave the corresponding 4-hydroxy- 2-imidazolidinones in high......
The reduction of various hydantoins with sodium borohydride gave the corresponding 4-hydroxy- 2-imidazolidinones in high......
本文建立了简单、迅速地利用变色酸光度测定海因的方法。实验中将0．2％的变色酸浓硫酸显色剂加入试样，在150℃下加热4min形成玫瑰海因，......
标题化合物C11H10N2O3是由咪唑啉-2,4-二酮、对甲氧基苯甲醛在微波辐射下反应而得, 反应在5分钟内完成.结构通过单晶X-射线衍射法......
以苄胺和氯乙酸为原料合成了 N -苄基甘氨酸盐酸盐 ,然后与氰酸钾缩合环化合成了 1 -苄基海因 ,再经溴化、烷氧基化反应合成了 3种......
