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肉桂酸

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Water,c12-20 acid peg-8 ester,octyldodecanol,propylene glycol,coco-caprylate/caprate,cetearyl isononanoate,prunus amygdalus dulcisoil,biosaccharide gum-1,phenoxyethanol,ethylhexyl methoxycinnamate,potassium cetyl phosphate,simmondsia chinensisseed oil,carbomer,glyceryl polymethacrylate,malva sylvestrisextract,glyceryl stearate,cetearyl alcohol,cetyl palmitate,cocoglycerides,c12-13 alkyl lactate,methylparaben,sorbic acid,disodium edta,sodium hydroxide,tocopheryl acetate,benzophenone-3,iris germanica root extract,retinyl palmitate,butylparaben,peg-8,propylparaben,ethylparaben,sodium hyaluronate,chlorhexidine digluconate,tocopherol,ascorbyl palmitate,citric acid,ascorbic acid

水, c12-20 acid peg-8 ester,辛基十二烷醇,丙二醇,coco-caprylate/caprate,鲸蜡硬脂醇异壬酸酯,甜杏仁油,多醣物质,苯氧乙醇,4-甲氧基肉桂酸-2-乙基己基酯,十六烷基磷酸钾,西蒙得木籽油,卡波姆,甘油聚甲基丙烯酸酯,锦葵萃取,甘油硬脂酸,棕榈醇,十六烷基棕榈酸酯,椰油脂酸甘油酯类,c12-13烷醇乳酸酯,对羟基苯甲酸甲酯,山梨酸,乙二胺四乙酸二钠,氢氧化钠,维生素E醋酸酯,二苯甲酮-3,鸢尾花萃取,维他命A酯,对羟基苯甲酸丁酯,聚乙二醇-8,羟苯丙酯,羟苯乙酯,透明质酸钠,洗必泰葡萄糖酸盐,维生素E ,维生素C棕榈酸酯,柠檬酸,抗坏血酸

Furthermore, the important fragment which is composed of pentenyl cinnamic acid and D-Tyrosine, and the ester which is composed of L-N-methylated phenyl amino acid and diketopiprazine was synthesized with considerable yield The conjugation of the new DOPA analogue into the peptide in the total synthesis of Pepticinnamin E was investigatited

另外,本文作者还进一步合成了高收率的戊烯基肉桂酸衍生物与D-酪氨酸的缩合片段及L-N-甲基苯丙氨酸与哌嗪二酮的酯两个重要的结构组成部分;对新多巴衍生物片段嵌入肽链中的工作亦进行了有益的尝试。

After esterification, the ethyl-2-chloro-3-phenylpropionate reacts with diethyl malonate under the catalysis of sodium ethylate, and we obtain the corresponding triethyl ester. The-benzylsuccinic acid is formed by the triethyl ester reacting with concentrate hydrochloric acid and taking place hydrolyzation and decarboxylation reaction at the same time. In order to avoid the formation of cinnamic acid, the sodium ethylate and diethyl malonate must be react sufficiently. The course has simple operation, inexpensive materials and better yield.

具体制备工艺为:首先以L-苯丙氨酸为原料采用重氮化方法得到-2-氯-3-苯基丙酸,再经酯化得到-2-氯-3-苯基丙酸乙酯后在乙醇钠催化作用下和丙二酸二乙酯缩合,发生SN2反应,得到相应的三乙酯,然后经水解和脱羧,得到-苄基丁二酸;在实验中乙醇钠要和丙二酸二乙酯充分反应,避免生成肉桂酸乙酯;该过程操作简单,原料便宜,产率较高,总收率可达到26.8%。

Water,dimethicone,propylene glycol,glycerin,cyclomethicone,ppg-15 stearyl ether,sorbitan oleate,stearic acid,cetyl alcohol,glyceryl stearate,ethylhexyl methoxycinnamate,peg-100 stearate,panthenol,phenoxyethanol,phospholipids,triethanolamine,methylparaben,oenothera biennis oil,imidazolidinyl urea,carbomer,c12-13 alkyl lactate,glycyrrhetinic acid,citrus aurantium dulcisoil,propylparaben,tocopheryl acetate,benzophenone-3,triclosan,disodium edta,ethylparaben,pentadecalactone,iris germanica root extract,retinyl palmitate,bisabolol,butylparaben,sodium hyaluronate,aesculus hippocastanumseed extract,ruscus aculeatus root extract,chlorhexidine digluconate,biosaccharide gum-1,citrus aurantium amaraoil,tocopherol,lecithin,ascorbyl palmitate,glyceryl oleate,BHT,citric acid,limonene,linalool

水, 地美司康,丙二醇,甘油,环甲硅脂, PPG-15 硬脂基醚,油酸己六酯,硬脂酸,十六醇,甘油硬脂酸, 4-甲氧基肉桂酸-2-乙基己基酯,聚乙二醇硬脂酸酯,维生素B5,苯氧乙醇,磷脂质,三乙醇胺,羟苯甲酯,月见草油,尿素醛,卡波姆, c12-13烷醇乳酸酯,甘草亭酸,甜橙油,羟苯丙酯,醋酸盐维他命E,二苯酮-3,玉洁新,乙酸乙二胺二钠,羟苯乙酯,环十五内酯,鸢尾花根萃取,维他命A酯,没药醇,羟苯丁酯,透明质酸钠,欧洲七叶树籽萃取,假叶树根萃取,洗必泰葡萄糖酸盐,多醣物质,苦橙油,维生素E,卵燐脂,抗坏血酸棕榈酸酯,甘油油酸酯,二丁基羟基甲苯,柠檬酸,柠檬精油,芳樟醇水:几乎所有护肤品成分第一位都是水。地美司康:即silicon,矽灵,一般添加于霜剂中,使用后皮肤手感光滑。该成分不可吸收。

Water,c12-20 acid peg-8 ester,octyldodecanol,cetearyl isononanoate,butylene glycol,biosaccaride gum-1,peg-40 hydrogenated caster oil,ethylhexyl menthoxycinnamate,phenoxyethanol,potassium cetyl phosphate,macadamia ternifolia seed oil,dimethicone,carbomer,propylene glycol,glyceryl stearate,cocoglycerides,butyrospermum parkii,c12-13 alkyl lactate,methylparaben,benzophenone-3,pentadecalactone,sorbic acid,citrus aurantium dulcis oil,sodium hydroxyde,tocopheryl acetate,disodium edta,iris germanica root extract,retinyl palmitate,equisetum arvense extract,butylparaben,peg-8,propylparaben,ethylparaben,sodium hyaluronate,chlorhexidine digluconate,citrus aurantium amaraoil,tocopherol,ascorbyl palmitate,citric acid,ascorbic acid,limonene,linalool

水,c12-20 acid peg-8 ester,辛基十二烷醇,鲸蜡硬脂醇异壬酸酯,丁烯二醇,多醣物质,PEG-40氢化蓖麻油,4-甲氧基肉桂酸-2-乙基己基酯,苯氧乙醇,十六烷基磷酸钾,澳洲胡桃子油,地美司康,卡波姆,丙烯乙二醇,甘油硬脂酸,椰油脂酸甘油酯类,牛油果,c12-13烷醇乳酸酯,对羟基苯甲酸甲酯,二苯甲酮-3 ,环十五内酯,山梨酸,甜橙油,氢氧化钠,维生素E醋酸酯,乙二胺四乙酸二钠,鸢尾花萃取,维他命A酯,问荆萃取,对羟基苯甲酸丁酯,聚乙二醇- 8,羟苯丙酯,羟苯乙酯,透明质酸钠,洗必泰葡萄糖酸盐,苦橙油,维生素E ,维生素C棕榈酸酯,柠檬酸,抗坏血酸,柠檬精油,沉香醇水:几乎所有护肤品成分第一位都是水。辛基十二烷醇:界面活性剂、乳化剂、稠化剂,有一定刺激性

Water,caprylic/capric triglyceride,mineral oil,butylene glycol,stearic acid,acetylated lanolin,glycerin,ethylhexyl methoxycinnamate,dimethicone,polyisoprene,triethanolamine,cyclopentasiloxane,butyl methoxydibenzoylmethane,titanium dioxide,persea gratissima oil unsaponifiables,sodium DNA,borago officinalis seed oil,oenothera biennis oil,simmondsia chinensisseed oil,hydrolyzed RNA,tocopheryl acetate,urea,hydrolyzed extensin,retinyl palmitate,sodium hyaluronate,helianthus annuusseed oil,tocopherol,ascorbyl palmitate,ascorbic acid,lanolin alcohol,c12-20 acid peg-8 ester,cyclotetrasiloxane,glyceryl stearate,dimethiconol,ceteareth-20,carbomer,magnesium aluminum silicate,propylene glycol,peg-8,silica,BHT,citric acid,phenoxyethanol,methylparaben,butylparaben,ethylparaben,isobutylparaben,propylparaben,chlorhexidine digluconate

水,辛酸/癸酸三酸甘油酯,矿物油,丁二醇,硬脂酸,乙醯化羊毛脂,甘油,4-甲氧基肉桂酸-2-乙基己基酯,地美司康,聚异戊烯,三乙醇胺,环戊硅氧烷,丁基甲氧基二苯甲醯基甲烷,二氧化钛,酪梨油,DNA 钠盐,琉璃苣種子植物油,月见草油,荷荷巴籽油,水解RNA,醋酸盐维他命E,尿素,水解伸展蛋白,维他命A酯,透明质酸钠,葵花籽油,维生素E,抗坏血酸棕榈酸酯,维生素C衍生物,羊毛脂醇,C12-20 酸 PEG-8酯,环四硅氧烷,甘油硬脂酸,聚二甲基硅氧烷醇,鲸蜡硬脂醇醚-20,卡波姆,硅酸镁铝,丙二醇,聚乙二醇-8,二氧化硅,二丁基羟基甲苯,柠檬酸,苯氧乙醇,羟苯甲酯,羟苯丁酯,羟苯乙酯,羟苯甲酸异丁酯,羟苯丙酯,洗必泰葡萄糖酸盐

Determination of Cinnamaldehyde and Cinnamic Acid in Cinnamon by Non-aqueous Capillary Electrophoresis with UV Detection

建立了用非水相体系高效毛细管电泳/紫外检测法同时测定肉桂酸和肉桂醛的新方法,考察了运行电压、非水相介质和电解质等因素的影响。

And cinnamic aldehyde and cinnamic acid were extracted from cinnamon by MAE using water and ethanol as solvents and were analyzed by HPLC method.

利用聚焦式微波辅助萃取系统,结合HPLC分析,对肉桂中的肉桂醛和肉桂酸进行微波萃取分离和分析,并比较了水及乙醇等溶剂作为萃取溶剂的效果。

Single chain bolaamphiphile containing cinnamyl moiety [4-(ω-hydroxydecanyloxy)(ω-hydroxydecanyl) cinnamate, abr. HDC] was designed and synthesized.

制备了一种含肉桂酸基团的Bola型两亲分子HDC4-(10-羟基癸氧基-10-羟基癸氧基肉桂酸酯。

Most sugars, organic acids, phenolic acids and most amino acids increased significantly with elevated CO_2. The treatment, 950±50μmol·mol-1 CO_2 enrichment for 6 h every day had more obvious effects than the treatment, 950±50μmol·mol-1 CO_2 enrichment for 3 h every day. Levan, sucrose, arginine, oxalic acid, alanine, malic acid, acetic acid, lactic acid cinnamic acid,ρ- hydroxybenzoic acid and benzoic acid increased significantly.

CO_2施肥黄瓜根系分泌有机酸、氨基酸、糖和酚酸的总量增加,上、下午均施肥的处理分泌数量最多;CO_2施肥显著促进了果聚糖、蔗糖、草酸、苹果酸、乙酸、乳酸、多数氨基酸、肉桂酸、对羟基苯甲酸和苯甲酸等组分的分泌;单位鲜重根系分泌糖和酚酸的数量增加,多数氨基酸保持不变或降低,但有机酸分泌规律不一致。

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