• 金属络合吸收剂结构出发,分析金属中心离子氨基羧酸巯基体的配位化学

    Starting from the metal complexes solution structures, this paper analysizes the ligand chemistry of metal centers such as iron and cobalt and binding of aminocarboxylate and thiochelate complexes.

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  • 一类个分子氨基个分子的羧酸之间缩合而生成的聚酰胺

    A group of polyamides formed by the condensation between an amino group of one molecule and a carboxylic acid group of another.

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  • 羧酸中的羟基氨基取代后,生成化合物看作被酰基取代的衍生物

    The hydroxyl amino acid has been replaced, the resulting compounds can also be regarded as ammonia hydrogen has been replaced by acyl derivatives.

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  • 双环氨基取代的吡啶酮羧酸衍生物其酯以及可用作中间体的双环类胺

    Pyridonecarboxylic acid derivative substituted by bicyclic amino group, ester thereof, salt thereof, and bicyclic amine as intermediate thereof.

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  • 各种氨基比方氨酸以及苹果乙酸合成作为前体。苹果草酰乙酸羧酸循环中间产物。

    It is a precursor in the synthesis of various amino acids, such as alanine, and of malic acid and oxaloacetic acid, both intermediates in the KREBS CYCLE.

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  • 重点叙述了某些光学活性中间体工业合成技术包括氨基、手性羧酸、手性、手性手性环氧化物。

    The industrial synthesis of certain optically active intermediates, including chiral amino acids, carboxylic acids, alcohols, amines and epoxides is reviewed.

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  • 发明两性离子共聚物羧酸质子内部转移丙烯酰胺丙烯酸单体氨基三元共聚物。

    The zwitterion terpolymers of the invention are made from the terpolymers by internal transfer of the proton of the carboxylic acid to the amino group of the acrylamide or acrylate monomer.

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  • 已知乙酰乳酸合酶特定氨基突变可以提高对抑制乙酰乳酸合酶类除草剂抗性碘酰嘧啶羧酸类除草剂。

    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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  • 一种低聚体由α-羟基羧酸和α-氨基组成副低聚体的合成成分

    An enzymatic synthesis and composition of oligomers and co-oligomers comprised of . alpha. -hydroxy carboxylic acids and . alpha. -amino acids or peptides is disclosed.

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  • 介绍氢化还原羧酸及其衍生物机理,综述了硼氢化钠羧酸羧酸、酰胺、氯和氨基及其衍生物还原中的应用

    In this article, the mechanism and the methods used for the reduction of carboxylic acids, esters, amides, acid chloride, amino acids and the...

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  • 发明涉及一种稳定的、纯度的7-苯乙酰氨基-3-吡啶甲基-3-头 孢菌素-4-羧酸对甲氧苄晶体及其制备方法。

    The present invention relates to the stable and high purity 7-phenacetylamino-3-pyridylmethyl -3-cynnematin-4-p-methoxybenzyl carboxylic ester crystal and its preparation process.

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  • 发明涉及一种稳定的、纯度的7-苯乙酰氨基-3-吡啶甲基-3-头 孢菌素-4-羧酸对甲氧苄晶体及其制备方法。

    The present invention relates to the stable and high purity 7-phenacetylamino-3-pyridylmethyl -3-cynnematin-4-p-methoxybenzyl carboxylic ester crystal and its preparation process.

    youdao

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