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Define secondary amines. secondary amines synonyms, secondary amines pronunciation, secondary amines translation, English dictionary definition of secondary amines. n. Any of a group of organic compounds of nitrogen, such as ethylamine, C2H5NH2, that may
secondary amine []仲胺;二级胺 biogenic amine 生物胺 amine acid 氨基酸 英语例句库 1.Generation at corneous layer inNerve acyl amine--Loading retain skin moisture and defended double function. 产生于角质层深处的神经酰胺——担负着保有肌肤水分和防护的双重机能。 2.Octopamine(OA) constitutes one of ...
Disclosed is a method for selective formation of amidoamines which comprises reacting a carboxylic acid group, such as, for example, a diacid or an aliphatic acid terminated amide with an aminopropylated disecondary amine which contains a secondary amine terminus in the same molecule at a temperatu...
Best enantiomeric discrimination of7was obtained using bisdehydroabietylamino-N1,N2-ethane-1,2-diamine (6a), and of8usingN-(dehydroabietyl)-2-(dehydroabietylamino)ethanaminium bis((trifluoromethyl)-sulfonyl)-amide (6b). For the maximal resolution of enantiomers of8, 1.0 eq. of6bwere needed....
It took only 5 h to get a yield of 95.8% at 60°C using 50 mmol ester and 200 mmol amine. The enzyme activity in the amidation reaction mixture did not decrease notably even after six uses. 展开 关键词: Chirazyme L-2 N-methyl lauroylethanolamide secondary amide surfactant methyl ...
Introduction to Secondary Antibodies Select products Amine Biotinylation Reagents Alexa Fluor Dyes All Fluorescent Labeling 4. Immobilize antibodies and other proteins Beaded agarose resin, magnetic particles and several other types of solid ...
Secondary amide [2]catenane 1a was converted to the corresponding tertiary amide [2]catenane 1b by repetitive treatment with a methylating system of CH3I and KOH in DMSO. The amide functions of 1b were reduced with borane in refluxing TH... N Watanabe,Y Furusho,N Kihara,... - 《Bulle...
Introduction to Secondary Antibodies Select products Amine Biotinylation Reagents Alexa Fluor Dyes All Fluorescent Labeling 4. Immobilize antibodies and other proteins Beaded agarose resin, magnetic particles and several other types of solid ...
Method of producing a secondary amide by carbonylation of the corresponding tertiary amineThe presence of a halogen-containing promoter and the presence of a metal catalyst, by the carbonylation with carbon monoxide and tertiary amine corresponding in the reaction mixture, the invention produce secondary...