• 结果表明,在不同基组水平上,由MP2QCISDB3LYP方法均得到分子交叉式构型和平面式构型,实验所得草卤化物的构型完全相符。

    The result shows that MP2, QCISD, B3LYP can gain the gauche and anti conformers of oxalyl iodide, which is in good agreement with configuration of oxalyl halides in experiment.

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  • 已知乳酸合酶特定氨基酸突变可以提高对抑制乙乳酸合酶类除草剂抗性嘧啶羧酸类除草剂。

    Mutations of specific amino acids in ALS have been known to confer resistance to ALS-inhibiting herbicides such as sulfonylureas and pyrimidinyl carboxy (PC) herbicides.

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  • 方法以5-氨基-2,4,6-三异酞为原料氯化化反应制得目标化合物

    METHODS The title compound was synthesized from 5-amino-2,4, -6-triiodoisophthalic acid by acyl chlorination and amidation.

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  • 方法以1,4-丁烯二醇为原料,经过酯化环氧化、氨解开环对苯二反应合成目标产物。

    METHODS The title compound was synthesized from 2-butene-1,4-diol, via esterification, epoxidation, amination, then amidation with tetraiodoterebenzoyl chloride.

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  • 方法以1,4-丁烯二醇为原料,经过酯化环氧化、氨解开环对苯二反应合成目标产物。

    METHODS The title compound was synthesized from 2-butene-1,4-diol, via esterification, epoxidation, amination, then amidation with tetraiodoterebenzoyl chloride.

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