羧基

The compounds 1～6:β-Amanitin、α-Amanitin、phallisacin、phallisin、phallacidin andphalloidin.As the content of compound7, compound 8 and compound 9 were all to little.

化合物1～6分别为：β-鹅膏毒肽、α-鹅膏毒肽、羧基三羟鬼笔毒肽、三羟鬼笔毒肽、羧基二羟鬼笔毒肽和二羟鬼笔毒肽。

In all, A.subjunquillea.S.lmai methyl alcohol crude extract were research by high pressure liquidchromatography,.separation and purification obtained to 9 kind of compounds, identified 6 kind ofcompounds. The compounds 1～6:β-Amanitin、α-Amanitin、phallisacin、phallisin、phallacidin and phalloidin.

总之，黄盖鹅膏甲醇粗提物应用高效液相分离纯化9种单体化合物，鉴定6种分别为β-鹅膏毒肽、α-鹅膏毒肽、羧基三羟鬼笔毒肽、三羟鬼笔毒肽、羧基二羟鬼笔毒肽和二羟鬼笔毒肽。

The amino and carboxyl groups themselves are basic and acidic, respectively; the amino group of one amino acid really combines with the carboxyl group of another.

氨基和羧基分别具有碱性和酸性，氨基酸的氨基易于和另一个氨基酸的羧基相结合，结果是消去一分子水和形成一个肽键。

2 New carbonyl functionalized imide derivatives of maleimide were synthesized by the direct reaction of amino acids with maleic anhydride.

用氨基酸与苹果酸酐直接反应，合成了两个含羧基官能团的苹果酰亚胺，为氨基酸氮端的保护以及含羧基官能团的酰亚胺类化合物的合成提供了一种直接、简便的新方法。

After treated by alkaline peroxide, the extractive in jack pine TMP long fiber decreased evidently, its surfaces produced large numbers of carboxyl. The H2O2 dosage in AP treated process had evident effect on brightness of sheet. The action of alkali in AP process is to make structure of cell wall loose.

碱性过氧化氢处理 TMP长纤维组分能明显降低浆中抽出物含量，纤维表面产生大量的羧基；过氧化氢用量的变化对白度影响较为明显；碱的作用是使细胞壁结构变得松弛，随着用碱量的增加，抽出物含量明显降低，羧基含量大幅度增加，纤维表面O/C比也略有增加，各项强度均增加。2。

The space oriented blocks of modifiers favor the formation of small-sized rutile TiO2 nano-rods, at the same time, the coordination between carboxyl or hydroxyl group of modifiers and TiO2 nanoparticles also inhibit the TiO2 crystal growth, resulting in small-sized rutile nanoparticles.

结果表明：含羧基或羟基的有机化合物在修饰剂条件下都制得了纳米金红石型二氧化钛，且修饰剂的加入抑制了棒状纳米二氧化钛的颗粒大小，其中修饰剂的空间位阻效应在控制合成小尺寸二氧化钛纳米棒中起主要作用，且修饰剂的羟基和羧基的络合作用对颗粒的生长也起到抑制作用。

Methods Amplify the cDNA sequence encoding truncated HCV gene, with a part of carboxyl-terminus deleted, by PCR. Synthesize the mimic epitope at E2 region of HCV and seven T or Th cell epitope genes of NS3-NS5 respectively. Bind HCV core gene with a part of carboxyl-terminus deleted to the synthetic epitope gene by PCR, then clone into eukaryotic expression vector pcDNA3.1 and transiently transfect COS7 cells.

用PCR方法扩增核心区羧基端部分缺失的基因片段；分别合成HCV E2区模拟表位和NS3~NS5 7个T或Th细胞表位基因；PCR方法将羧基端部分缺失的HCV核心区基因与合成的表位基因串联，克隆入真核表达载体pcDNA3.1，并通过脂质体瞬时转染COS7细胞。

The copper atom is in a planar coordination site of [N_2O_2] and it devites from the mean plane by only 0.80 pm. Byπ-πstacking interactions, a alabastrine structure was obtained.(2)Schiff-base complex [Cu(H_2O)]·H_2O, where H3GS is the 3-carboxyl -salicylidene glycine, was synthesized and characterized by elemental analysis, IR spectra and single-crystal analysis. The crystal belongs to monoclinic system, space group P2(1)/c, a=848.46(3)pm, b=681.54(3)pm, c=1967.16(8)pm,β=95.8210(10)°, Z=4, R_1=0.0279, wR_2=0.0724. The copper atom is in a square-pyramidal field with the base

结果表明该晶系属单斜晶系，空间群P2(1)/c，晶胞参数：a=848.46(3)pm，b=681.54(3)pm，c=1967.16(8)pm，α=90°，β=95.8210(10)°，γ=90°，Z=4，R_1=0.0279，wR_2=0.0724，Cu原子位于轻微变形的四方锥场底心，底面被氮原子、酚氧原子、甘氨酸羧基的一个氧原子和一个水分子氧原子占据，而甘氨酸羧基的另一个氧原子占据相邻分子的锥顶，因而形成一维链状结构；合成了单核双聚配合物Na_2[Cu_2_2]·2H_2O ，铜三核配合物Cu_3_2·5H_2O和铜锌异三核配合物ZnCu_2_2·5H_2O，并用元素分析，IR光谱，电子光谱和磁化率测定对配合物的组

Two kinds of polymer-β-cyclodextrin derivatives(PCM-β-CD and PAE-β-CD) with different substition degrees and crosslinked densitiese were synthesized by using epoxychloropropane and Carboxymethyl-β-Cyclodextrin and N-(2- aminoethyl) amidine-β-Cyclodextrin of retaining the amino with different substitution degrees crosslinking polymerization.

论文对含有羧基和氨基的两类β-环糊精聚合物即聚合羧甲基-β-环糊精及聚合N-(2-氨乙基)胺基β-环糊精的合成及其吸附有机污染物碱性品红和苯酚的性能进行了以下研究。1。

Poly-[N-(2-hydroxyethyl)-L-glutamine] was then obtained by aminolysis of PBLG with 2-aminoethanol.

以L -谷氨酸为单体，经r -羧基的苄基保护，与光气/甲苯液反应制备L-谷氨酸苄酯的羧酸酐，均聚得L -谷氨酸苄酯，然后经由 2 -氨基乙醇胺解得聚 [N -( 2 -羟乙基)-L -谷酰胺 ] 。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。