Development of low-yellowing and hydrophilic amino polysiloxane;
低黄变和亲水性氨基聚硅氧烷的开发
Organic Synthesis Design of the Function and Application of Amino;
有机合成设计中氨基的功能及应用
Then BAPE-M was reduced into 4,4'-bis(4-amino phenoxy) diphenyl ether(BAPE) by hydrazine hydrate.
以4,4'-二羟基二苯醚、对硝基氯苯为原料,缩合制得4,4'-二(4-硝基-苯氧基)二苯醚,后采用水合肼还原得到4,4'-二(4-氨基-苯氧基)二苯醚(BAPE)单体;将其与PMDA(均苯四甲酸二酐)通过缩聚反应、热环化制备了一种多苯氧基型聚酰亚胺。
Determination of amino groups of ammonia plasma modified polypropylene surface by a staining method;
染色法定量检测氨气等离子体改性膜表面的氨基
Attenuated total reflectance Fourier transform infrared spectroscopy (ATR FTIR), X ray photoelectron spectroscopy (XPS) and ultra violet (UV) spectra demonstrated the success of amino groups grafting.
以H2 和N2 混合气体等离子体处理了聚丙烯微孔膜 ,采用扫描电镜观察了处理前后膜的形貌变化 ;真空全反射红外光谱和X射线光电子能谱证实在其表面接枝了大量活性氨基 ;用紫外光谱定量计算得知 ,所接枝的氨基浓度大约为 0 5μmol/cm2 。
A simple and convenient procedure for chemoselective protection of the amino groups of chitosan oligosaccharide was developed to prepare N-phthaloyl-chitosan oligosaccharide.
研究了一种简单的用化学选择性来保护壳寡糖氨基的方法,用于制备N-邻苯二甲酰化壳寡糖,这种可溶性N-保护壳寡糖前驱体对壳寡糖进一步进行可控化学修饰非常重要。
In this paper, ab initio calculation of vibration spectrum, electronic structures and reactivity of aminodiphenylamine have been discussed at HF/3-21G level.
运用G98W量子化学程序,采用HF/321G基组,对氨基二苯氨化合物进行全优化,对其红外光谱特性、电子结构及化学反应性能进行了研究。
The radical NH2CO.
氨基甲酰NH2CO
aspartic transaminase
天冬氨酸氨基移转酶
ornithine carbamyl transferase
鸟氨酸氨基甲酰转移酶
2,5-diaminovaleric acid
(乌氨酸) 2,5-二氨基戊酸
The essential amino acids are leucine, isoleucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.
必需氨基酸包括亮氨酸、异亮氨酸、赖氨酸、蛋氨酸、苯丙氨酸、苏氨酸、色氨酸和缬氨酸。
methyl-4-aminobenzene sulfonyl-carbamate
甲基-4-氨基苯磺酰基氨基甲酸酯
Synthesis of 2-Aminoethyl-bis(3-aminopropyl)amine
2-氨基乙基-二(3-氨基丙基)胺的合成
naphthionic acid
4-氨基-1-萘磺酸
o-amino-r-ketovaleric aeid
σ-氨基- r-酮戊酸
amino acid RNA ligase
氨基酸rna连接酶
methyln-propyl carbinol carbinol urethane
氨基甲酸-2-戊酯
2-am-inopurine-6-thiol 2-
氨基嘌呤-6-硫醇
para - aminobenzenesulfonamide
【药】对氨基苯磺胺
amino acid frequency
氨基酸(使用)频率
As for the total scores of tobacco, arginine, phenylalanine, serine, total free amnio acids and tyrosine have big contribution.
对评吸总分贡献较大的有精氨酸、丙氨酸、氨酸、游离氨基酸和酪氨酸。
One of the amino acids, called prolene, is not really an amino acid, but imino acid.
有一种称为脯氨酸的氨基酸实际上并不是氨基酸,而是亚氨基酸。
Synthesis and Characterization of Unnatural Amino Acid (4S)-4-Amino-L-Proline;
非天然氨基酸(4S)-4-氨基-L-脯氨酸的合成与表征
diethylaminoethyl cellulose
二乙基氨基乙基纤维素