乙酸乙酯

The synthesis of sucrose octaacetate from sucrose with acetic anhydride in the presence of anhydrous sodium acetate is reported.

报道了在无水乙酸钠存在下，蔗糖和乙酸酐反应合成蔗糖八乙酸酯。

BIO-BEAUTE commits to selecting only 100%pure natural extracts: no silicone, no PEG, no petrochemical derivatives, no genetically modified organisms, no artificial coloring agents, no parabens, no EDTA, no formaldehyde, no products with ethoxyl derivatives, no phenoxyethanol.

BIO-BEAUTE 保证选择100%的纯净天然提取物：无硅胶、无聚乙二醇、无石油化学衍生物、无转基因有机体、无人工着色剂、无苯甲酸酯类、无乙二胺四乙酸、无甲醛、无羟乙基衍生产品，无无苯氧乙醇。

Naphthalene acetyl chloride was prepared firstly by the reaction between α-naphthylacetic acid and SOCl2 in anhydrous benzene,then reacted with potassium thiocyanate to obtain α-naphthalene acetyl isosulfocyanate,as taking an addition reaction with p-chloro benzoyl hydrazine the novel compound N-naphthalene acetyl-N'-p-chloro benzoylamino thiocarbamide was finally synthesized.

通过α-萘乙酸和SOC l2在无水苯中反应制得α-萘乙酰氯，然后与硫氰酸钾反应生成α-萘乙酰基异硫氰酸酯，再与对氯苯甲酰肼进行加成反应，生成新型化合物N-萘乙酰基-N'-对氯苯甲酰氨基硫脲。

N,N-Dihydroxyethyl-acetoacetamide,the raw material of the borate ester bonding agent,was synthesized from methyl acetoacetate and diethanolamine .

二乙醇胺与乙酰乙酸甲酯反应合成了硼酸酯键合剂原料N，N-二羟乙基乙酰乙酰胺。

Amino-6-methoxy Benzothiazole 99%、2-Amino Benzothiazole 99%、Veratraldehyde 99%、Veratric Acid 99%、1,2- Dimethoxy Benzene 99%、6-Nitroveratric Acid 97%、2,5-Dichlorobenzoic Acid 99%、4-Chloro-3-Nitrobenzoic Acid 99%、 3-Nitrobenzole Acid 98%、p-Methoxybenzoie Acid 99%、Anisole 99.5%、p-Methoxyacetophenonc 99%、(2'-Chloroethyl) Benzene 99%、(2'-Bromoethyl) Benzene 99%、N,N-Diethyi-m-Toiuamide 99%、Aminoacetonitrile Hydrochloride 98%、 Alkyl Diphenyl Phosphate Estrel 98%、5-Chloro-2-benzothiazolone 99%、6-bromo-2-naphthol 98%、6-Nitro-Veretric Acid Estrel 97%、4-chloro phenoxyaeetic 99

2-氨基-6-甲氧基苯骈噻唑、2-氨基苯骈噻唑、藜芦醛、藜芦酸、藜芦醚、6-硝基藜芦酸、2，5-二氯苯甲酸、3-硝基-4-氯苯甲酸、3-硝基苯甲酸、对甲氧基苯甲酸、苯甲醚、对甲氧基苯乙酮、β-氯代苯乙烷、β-溴代苯乙烷、N，N-二乙基间甲苯甲酰胺、氨基乙腈盐酸盐、磷酸二苯月桂酯、5-氯-2-苯骈噻唑酮、6-溴-2-萘酚、6-硝基藜芦酸甲酯、4-氯苯氧乙酸

The catalytic activity of iodine in the esterification reaction was studied by synthesis cyclohexyl acetate from acetic anhydride,cyclohexano and acetic acid,cyclohexano.

以单质碘为催化剂，通过乙酸酐、环己醇及乙酸、环己醇为原料合成乙酸环己酯，对碘的催化活性进行了研究。

Water, Sodium Laureth Sulfate, Cocamidopropyl Betaine, Cocamide MEA, Disodium Cocamphodiacetate, Sodium Lauryl Sulfate, PEG 40 Hydrogenated Castor Oil, Perfume, Sodium Chloride, Propylene Glycol, Quaternium 80, Methylparaben, Polyquaternium 10, Hydroxypropyl Guar Hydroxpropyltrimonium Chloride, Citric Acid, Diazolidinyl Urea, Tetrasodium EDTA, Polyquaternium 7, Propylparaben, Sodium Hydroxide, Panthenol, Persea Gratissima Oil, Penta Sodium Pentetate, Hedera Helix Extract, Bambusa Vulgaris Extract

水，月桂醇聚醚硫酸酯钠，椰油酰胺丙基甜菜碱，椰油酰胺MEA，椰油酰两性基二乙酸二钠，月桂醇硫酸酯钠，PEG 40 氢化篦麻油，香料，氯化钠，丙二醇，季铵盐-80，苯甲酸甲脂，聚季铵盐-10，羟丙基瓜尔胶羟丙基三甲基氯化铵，柠檬酸，重氮烷基咪唑脲，乙二氨四醋酸四钠，聚季铵盐-7，对羟基苯甲酸丙酯，氢氧化钠，泛酰醇，酪梨油，喷替酸五钠，常春藤萃取物，银竹萃取物。

Ingredients: Water,Lauric Acid,Myristic Acid,Stearic Acid,Propylene Glocol,Potassium Hydroxide,Cocamidopropyl Betaine,Starch Hydroxypropyltrimnium Chloride,Sodium Laureth Sulfate,Glycol Distearate,Lavandula Angustifolia Oil,Creatine,Tetrasodium Edta,Perfume,Dmdm Hydantoin.

成分： 去离子水，月桂酸，肉豆蔻酸，硬脂酸，丙二醇，氢氧化钾，椰油酰胺丙基甜菜碱，淀粉羟丙基三甲基氯化铵，月桂醇聚醚硫酸钠，乙二醇双硬脂酸酯，薰衣草精油，肌酸，乙二胺四乙酸四钠，香精，DMDM 乙内酰脲。

Water; Glycerin; Sodium Laureth Sulfate; Polyethylene; Acrylates/C10-30 Alkyl Acrylate Crosspolymer; Lauryl Glucoside; Phenoxyethanol; Microcrystalline Wax; Fragrance; Methylparaben; Menthyl Lactate; Sodium Hydroxide; Tetrasodium EDTA; Cellulose; Lactose; Sodium Ascorbyl Phosphate; Acrylates/Ammonium Methacrylate Copolymer; Hydroxypropyl Methylcellulose; Mica; Talc; Titanium Dioxide; Tocopheryl Acetate; Triethyl Citrate; Cucumis Sativus Fruit Extract; Citrus Grandis Fruit Extract; Panax Ginseng Root Extract; Zingiber Officinale Root Extract; Iron Oxides; Red 30; Yellow 5; Yellow 5 Lake

水；甘油；钠Laureth硫酸盐；聚乙烯； Acrylates/C10-30烷基丙烯酸酯Crosspolymer ；十二烷基糖苷； Phenoxyethanol ；微晶蜡；香水； Methylparaben ；薄荷乳酸；氢氧化钠； Tetrasodium乙二胺四乙酸；纤维素；乳糖；钠抗坏血酸磷酸酯；丙烯酸酯/铵甲基丙烯酸共聚物；羟丙基甲基纤维素；云母；滑石粉；二氧化钛； Tocopheryl醋酸；三柠檬酸；黄瓜水果提取物；柚皮果提取物；人参根提取物；生姜根提取物；铁氧化物；红30 ；黄河5 ；黄河5湖

Water; Glycerin; Sodium Laureth Sulfate; Polyethylene; Acrylates/C10-30 Alkyl Acrylate Crosspolymer; Lauryl Glucoside; Phenoxyethanol; Microcrystalline Wax; Fragrance; Methylparaben; Menthyl Lactate; Sodium Hydroxide; Tetrasodium EDTA; Cellulose; Lactose; Sodium Ascorbyl Phosphate; Acrylates/Ammonium Methacrylate Copolymer; Hydroxypropyl Methylcellulose; Mica; Talc; Titanium Dioxide; Tocopheryl Acetate; Triethyl Citrate; Cucumis Sativus Fruit Extract; Citrus Grandis Fruit Extract; Panax Ginseng Root Extract; Zingiber Officinale Root Extract; Iron Oxides; Red 30; Yellow 5; Yellow 5 Lake.

成分Ingredients 水；甘油；钠Laureth硫酸盐；聚乙烯； Acrylates/C10-30烷基丙烯酸酯Crosspolymer ；十二烷基糖苷； Phenoxyethanol ；微晶蜡；香水； Methylparaben ；薄荷乳酸；氢氧化钠； Tetrasodium乙二胺四乙酸；纤维素；乳糖；钠抗坏血酸磷酸酯；丙烯酸酯/铵甲基丙烯酸共聚物；羟丙基甲基纤维素；云母；滑石粉；二氧化钛； Tocopheryl醋酸；三柠檬酸；黄瓜水果提取物；柚皮果提取物；人参根提取物；生姜根提取物；铁氧化物；红30 ；黄河5 ；黄河5湖

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。