The medical composite biological bone cement powder is mixture of apatite and polyamide component, and the polymaide component is fine powder formed by dissolving polyamide 6 or polyamide 66 in acetamide solution containing calcium chloride.

醫(yī)用復(fù)合生物骨水泥粉由磷灰石和聚酰胺類成分組成的混合物，其中聚酰胺類成分為由聚酰胺6或聚酰胺66中的任一種溶解于含有氯化鈣的乙酰胺溶液中所成的混合溶液在水中所形成的細粉欧美黄色网站A。

By the B vitamins pantothenic acid to be part of a coenzyme, by thiol molecules with the acid or other organic acids acyl combined into a acetyl or another acyl-carrier involved in a variety of acyl synthesis and catabolism It is an important acyl coenzyme metabolism.

由B族維生素泛酸參與組成的一種輔酶丰满少妇弄高潮了www，借分子中的巰基與乙酸或其他有機酸的酰基結(jié)合开心色亚洲，成為一種乙酰基或另一些豕啡蘸蘼肭考槁衣祝基的載體www.九九爱，參與酰基的各種合成和分解代謝三级欧美日韩第一页，是酰基代謝中重要的輔酶国产精品91一区二区三区。

The first committed step in fatty acid biosynthesis is the carboxylation of acetyl CoA to form malonyl CoA using CO2 in the form of bicarbonate HCO3-.

在脂肪酸的從頭合成過程中国产狼友91精品一区二区三区，參入脂肪酸鏈的二碳單位的直接提供者并不是乙酰CoA，而是乙酰CoA的羧化產(chǎn)物——丙二酸單酰CoA(malonyl-CoA)久久精品免费图片欣赏大全AV。

In the first part, five new 4-acyl pyrazolone 4-ethyl-thiosemicarbazones compounds: 1-Phenyl-3-methyl-4-(4-bromo)benzal-pyrazol-5-one N(4)-ethyl-thiosemicarbazone (PM4Br BP-ETSC), 1-Phenyl-3-methyl-4-(4-methyl)benzal-pyrazol-5-one N(4)-ethyl-thiosemicarbaz -one (PM4MBP-ETSC), 1-Phenyl-3-methyl-4-benzal-pyrazol-5-one N(4)-ethyl-thiosemicarba -zone, 1,3-diphenyl-4-benzal-pyrazol-5-one N(4)-ethyl-thiosemicarbazone and 1-Phenyl-3-methyl-4-phenylacetyl-pyrazol-5-one N(4)-ethyl-thiosemi -carbazone have been synthesized and characterized by elemental analyses, IR, 1H NMR spectra and single-crystal XRD.

第一部分合成了五個4-跞巳嗽枞巳瞬迦巳松洌基吡唑啉酮縮4-乙基-氨基硫脲化合物：1-苯基-3-甲基-4-（4-溴）苯甲酰基-5-吡唑啉酮縮4-乙基-氨基硫脲(PM4BrBP-ETSC)日本乱人伦A片免费高清，1-苯基-3-甲基-4-(4-甲基)苯甲蹙镁酶＠饭反碳ぃ基-5-吡唑啉酮縮4-乙基-氨基硫脲(PM4MBP-ETSC)，1-苯基-3-甲基-4-苯甲跛妓?9精品视频；?5-吡唑啉酮縮4-乙基-氨基硫脲性交a级视频免费看，1，3-二苯基-4-苯甲跤耙粝确嫒緼V资源；?5-吡唑啉酮縮4-乙基-氨基硫脲和1-苯基-3-甲基-4-苯乙酰基-5-吡唑啉酮縮4-乙基-氨基硫脲可以免费在线观看的黄色网站，其中前四個具有光致變色性質(zhì)。

In the third chapter, the synthesis of5-[(1"S)-1",2"-diacetyl-oxyethyl]-1-phenylpyrazol-3-carboxaldehyde oxime(2) from5-[(1"S)-1",2"-diacetyl-oxyethyl]-1-phenylpyrazol-3-carboxaldehyde(1) and phenyl-hydrazine were introduced firstly. The synthesis of nine dioxapyrrolino[3,4-c]pyrazoles containing chiral pyrazolyl moiety(6a-i) from 2 with N-substituted-phenylmaleimide by nonmetal oxidant IBD-initiated intermolecular 1,3-dipolarcycloaddition was described in detail.

第三章首先以5-[(1′S)-1′日韩人妻无码系列专区，2′-二乙酰氧基乙基]-1-苯基吡唑-3-醛(1)和苯肼為原料干欧美女人视屏，合成了化合物5-(1′S)-1′，2′-二乙酰氧基乙基1-1-苯基吡唑-3-醛-苯腙(2)一区二区毛片视频在线；再用化合物(2)與N-取代苯基馬來酰亞胺反應(yīng)在线鲁，利用無金屬氧化劑—IBD引發(fā)1，3-偶極反應(yīng)欧美一级片综合操，發(fā)生分子間的環(huán)加成色色视频看片，合成了9種新型手性吡唑連二氧代吡咯啉并

Synthesizc 2-methyl-5-acetamino benzene sulfochloride using p-toluidine primer reactant by aceylation and chlorosulfonation.

以對甲基苯胺為起始原料，通過乙酰化和氯磺化反應(yīng)合成2-甲基－5-乙酰氨基苯磺酰氯A片无卡不码国产在线。

Methods 2-(piperazin-1-yl)-1-(pyrrolidin-1-yl)ethanone (2) was synthesized from pyrrolidine via amidation and substitution, followed by treating with chloroacetyl chloride and triphenylphosphine in a "one pot" manner to give the corresponding phosphonium chloride 3 in a stable and pure form after crystallization from isopropanol.

以四氫吡咯為原料在线免费可以观看黄色视频，先與氯乙酰氯成酰胺，再與哌嗪發(fā)生取代反應(yīng)制得中間體［（1-四氫吡咯基）甲基］哌嗪(2)欧美精品视频二区免费播放；化合物2與氯乙酰氯和三苯基膦反應(yīng)亚洲亚洲人综合网站图片，經(jīng)異丙醇重結(jié)晶得到穩(wěn)定的有機鏻鹽(3)；化合物3與3av.bbixx，4欧州A片网址，5-三甲氧基苯甲醛發(fā)生Wittig反應(yīng)，再與馬來酸成鹽得目標化合物馬來酸桂哌齊特(1)男人女人爽到高潮视频真人版。

The resultedα-methylamine was protected by acetyl chloride, and then was chlorosulfonated bychlorosulforic acid at -5℃-0℃followed by treatment with aqueous ammonia givingcompound A in 52.3% yield.

甲基胺再用乙酰基進行保護后日本二区三区欧美亚洲国产，以HSO3Cl為試劑進行氯磺化反應(yīng)，再用濃氨水進行反應(yīng)，制得了乙酰基保護的苯磺酰胺類化合物欧美亚洲福利。

Cellulose benzoate,the degree of substitution of which was calculated from the content of C determined by element analysis,was prepared from microcrystalline celluloseand benzoyl chloride under heterogeneous condition and characterized by FT-IR and~1H-NMR.

研究了微晶纖維素和苯甲酰氯在多相條件下合成制備纖維素苯甲酸酯的反應(yīng)草榴1024最新地址，通過元素分析所得碳的質(zhì)量百分含量計算了產(chǎn)物的取代度，并系統(tǒng)研究了吡啶與N欧美精品熟妇人妻在线视频，N-二甲基乙酰胺或與三乙胺混合反應(yīng)溶劑无码一级爽视频在线播放、苯甲酰氯與纖維素羥基的摩爾比r、反應(yīng)溫度和反應(yīng)時間對D S的影響中文字幕日本αv一区二区，用FT-IR和1H-NM R對產(chǎn)物進行了表征AV线天堂久。

Dihydropyrimidin-2 (1H)-ones were synthesized by condensation of aromatic or aliphatic aldehydes, urea and ethyl acetoacetate or acetylacetone one-pot three-component Biginelli condensation in the presence of room temperature ionic liquids as catalysts under solvent-free conditions.

5利用室溫離子液體作催化劑，芳香或脂肪醛黑人粗进欧美白妞、尿素和乙酰乙酸乙酯或乙酰丙酮三組分縮合制備3亚洲图片乱伦视频，4-二氫嘧啶-2-酮衍生物。