N-oxides of heterocyclic esters, amides, thioesters, and ketones.
杂环酯,酰胺,硫代酸酯和酮的N-氧化物。
The nucleophilic ability of the amines had effect on the yields of the amides as well.
胺的亲核能力对酰胺的收率也有一定的影响。
N-Substituted amides possess excellent properties for the separation of niobium and tantalum.
取代酰胺萃取分离铌、钽的性能良好。
Amides herbicide is a big group in herbicides and listed the fourth place in the herbicide market.
酰胺类除草剂是除草剂中一大类,其列除草剂市场第4位。
In Chapter 6, a general and efficient method for the synthesis of a wide range of amides is described here.
第六章介绍了各种炔卤、胺和水反应制备酰胺的方法。
Crystal mud is a potassium - polypropylene acid resin - polypropylene amides together Bulgarian form of liquid foods.
水晶泥是一种钾-聚丙烯酸脂-聚丙烯酰胺共聚体型保水剂。
Derivatives of 2-alkoxy-3, 4, 5-trihydroxy-alkyl amides, preparation and use thereof, and compositions containing the same.
烷氧基- 3,4,5 -三羟基-烷基酰胺的衍生物,它们的制备,包含它们的组合物和用途。
A series of amides of piperidin were synthesized and used for studies on the partial double-bond feature of the amide bonds.
合成了一系列六氢吡啶酰胺化合物以研究酰胺键的双键性质。
The progress of synthesis and biological activity studies of the ester, amides, ethers and ketones of the ferulic acid was reviewed.
本综述了合成阿魏酸及其酯类,酰胺类,酮类和醚类等衍生物的研究状况。
The metabolites of marine microorganisms include: amines and amides indole alkaloids acetogenines cyclic peptide and polypropionates.
海洋微生物的代谢物种类主要有五大类,即:胺及酰胺类、吲哚生物碱类、乙酰配基类、环肽类及聚丙酸酯类。
This paper describes the keteniminium salts formed by electrophilic activation of amides or ynamides with non-metal electrophilic reagents.
本文主要介绍非金属亲电试剂活化酰胺或炔酰胺制备的烯酮亚胺盐。
In this article, the mechanism and the methods used for the reduction of carboxylic acids, esters, amides, acid chloride, amino acids and the...
介绍了硼氢化钠还原羧酸及其衍生物的机理,综述了硼氢化钠在羧酸、羧酸酯、酰胺、酰氯和氨基酸及其衍生物还原中的应用。
CH 2 groups were replaced by NH or o and vice versa, nitro groups became carboxylic acids and amides, OH groups became fluorine atoms; the list is extensive.
甲烷2组改为NH或O和反之亦然,硝基成为羧酸和酰胺,OH基团成为氟原子,该名单是广泛的。
Amides are also widely spread all over the nature, such as protein is the polymer linkaged with amide bond, it is also the hydrolysis intermediate of nitrile.
酰胺广泛分布于自然界,如蛋白质是以酰胺键-CONH-相连的天然高分子化合物等;
Many new compounds can be obtained by addition with water, hydrogen, alcohols, phenols, amines, amides, carboxylic acids, olefins, aldehydes, ketones, esters, etc.
与水、活性氢、醇、酚、胺、酰胺、羧酸、烯烃、醛、酮、酯加成得到的新化合物,可作脱水剂和氧化剂使用。
Aryl or heteroaryl amides of tetrahydronaphthalene, chroman, thiochroman and 1,2,3,4-tetrahydroquinoline carboxylic acids having retinoid-like biological activity.
具有视黄酸衍生物类生物活性的四氢萘、苯并二氢吡喃、二氢苯并噻喃和1,2,3,4-四氢喹啉羧酸的芳基或杂芳基酰胺。
The main components of Zanthoxylum are volatile oils, alkaloids, amides, etc. The contents and constituents of these materials from different species or habitats are greatly different.
花椒中富含挥发油、植物碱、酰胺类物质等,因品种、产地的不同这些物质组分和含量有较大区别。
Endogenous cannabinoids (endocannabinoids), which are synthesized from lipid precursors in plasma membranes, are signaling lipids consisting of amides and esters of long chain fatty acids.
内源性大麻素物质来源于细胞膜上的脂类前体物质,具有脂类物质的特征,包括氨基化合物和长链脂肪酸。
The photoinduced electron transfer reaction between N-tosyl amides and 2-phenyl-N, N'-dimethyl benzimidazoline (PDMBI) provides an efficient approach for the deprotection of N-tosyl amides.
对甲苯磺酰基酰胺和2-苯基-N,N'-二甲基苯并咪唑啉(PDMBI)之间的光诱导电子转移反应,为酰胺的保护基——对甲苯磺酰基的脱除反应,提供了一条有效途径。
The photoinduced electron transfer reaction between N-tosyl amides and 2-phenyl-N, N'-dimethyl benzimidazoline (PDMBI) provides an efficient approach for the deprotection of N-tosyl amides.
对甲苯磺酰基酰胺和2-苯基-N,N'-二甲基苯并咪唑啉(PDMBI)之间的光诱导电子转移反应,为酰胺的保护基——对甲苯磺酰基的脱除反应,提供了一条有效途径。
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