ⅳ was synthesized by reaction of ⅲ and cuprous cyanide in 78% yield.

1、

The influences of reactant ratio, reaction temperature, reaction time on substitution reaction were studied. The better reaction conditions were obtained: molar ratio of trityl chloride and cuprous cyanide was 1:1.3, reaction temperature was at 130 ℃, reaction time was 2.5h.

并通过对原料配比、反应温度和反应时间的研究，得到了较佳的合成工艺条件：三苯基氯甲烷与氰化亚铜的最佳摩尔比为1：1.3，反应温度为130℃，反应时间为2.5小时。

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2、

PU paint firming agent, PU Jiaozhanji: floating toluene two different cyanic acid resin ( TDI).

聚氨酯漆固化剂、聚氨酯胶粘剂：游离甲苯二异氰酸脂（TDI）。

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3、

Study on Quantum Chemistry of the Addition Reaction for Carbene with Cyanic Acid

卡宾与氢氰酸加成反应机理的量子化学研究

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4、

Safety Countermeasures for Chemical Production Equipment by Using Hydrogen Cyanic Acid as the Raw Materials

氢氰酸原料化工生产装置的安全对策

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5、

( CNOH) an unstable acid occurring mainly in the form of explosive salts and esters that is isomeric with cyanic acid.

（CNOH）一种不稳定的酸，主要以易爆炸的盐和酯的形式存在，是氰酸的同质异构体。

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6、

A white crystalline acid, C3N3 ( OH) 3, that decomposes with heating to form cyanic acid.

一种白色晶状酸，C3N3（OH）3，用加热作用分解而形成氰酸。

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7、

Results showed that sodium cyanate with 98.1% purity could be obtained in the medium of DMF, when the mole ratio of urea to anhydrous sodium carbonate was 2.5, the reaction temperature 120~ 140 ℃ and reaction time 8~ 10 h.

实验结果表明，在DMF反应介质中，当尿素与无水碳酸钠物质的量比为2.50，反应温度120~140℃，反应时间8~10h，可以制得纯度为98.1%的氰酸钠产物。

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8、

The preparation of high purity sodium cyanate by liquid-solid chemical reaction method

液固化学反应法制备高纯度氰酸钠

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9、

Hydantoin was synthesized from glycine and sodium cyanate, which was condensed with benzaldehyde to give monohydrated sodium phenylpyruvate in 67.0% of overall yield after alkaline hydrolysis.

由甘氨酸和氰酸钠反应合成海因，然后与苯甲醛缩合，经碱水解得到一水合苯丙酮酸钠，总收率为67.0%。

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10、

Sodium cyanate was prepared from reactants& urea and anhydrous sodium carbonate through liquid-solid chemical reaction method, in the solvent of N, N-dimethlformamide ( DMF).

使用液固化学反应法，以尿素和无水碳酸钠为原料，在N，N-二甲基甲酰胺（DMF）溶剂的反应介质中，制备了氰酸钠产品。

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11、

Process of synthesizing ACVA from cyan alcohol was studied, using sodium cyanide, levulinic acid, and A as starting materials.

对氰醇法合成ACVA的工艺进行了研究，该法采用氰化钠、果糖酸及物质A为原料。

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12、

All-Solid-State Continuous-Wave Doubly Resonant All-Intracavity Sum-Frequency Mixing Cyan Laser at 500.8 nm

全固态复合式内腔和频500.8nm连续波青光激光器

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13、

Adaptive digital beam forming algorithm and its realization in a CW radar

连续波体制自适应波束形成算法及实现

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14、

Digitized multiple frequency CW radar is a kind of new system radar.

数字化多频连续波测距雷达是一种新体制雷达。

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15、

Analysis and Study of a CW Radar System Modulated by Binary Phase Code

二进制相位编码调制连续波雷达系统的分析与研究

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16、

A New Method of IF Signal Sampling in Quasi CW Radar

一种准连续波雷达中频采样的新方法

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17、

Improvement on Raging Performance of Multiple Frequency CW Radar Based on Acceleration Compensation

基于加速度补偿提高多频连续波雷达测距性能

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18、

Acquisition System for Traffic Information Based on CW Radar

基于连续波雷达的交通信息采集系统研究

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19、

Observations on the black cutworm in the Moyu District of Sinkiang Uighur Autonomous Region

新疆墨玉小地老虎的初步观察小地老虎与粘虫发蛾期同步现象的探讨

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20、

Another field experiment showed that: 0.3% azadirachtin EC on black cutworm has a good control effect, up to 69.29%.

几种植物源农药的药剂筛选结果表明：0.3%印楝素乳油对小地老虎具有不错的防效，可达69.29%。

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