乙酯和丙酯的合成还摒弃了带水剂。
Ethyl and propyl gallate were synthesized without water carrying agent.
上述条件下,苯甲酸丙酯的产率可达70.5%。
Under this conditions, the yield of propyl benzoate reached 70.5%.
在最佳反应条件下,尼泊金丙酯的产率为93.5%。
Under optimum synthetic condition, the yield of propyl ester was 93.5%.
农吉利碱的烯丙酯结构,不是农吉利碱抗癌活性的主要部位。
The chemical structure of the allyl ester of monocrotaline is not the primary and active antican- cerous position of monocrotaline.
同皮肤细胞匀浆代谢相似,酮洛芬异丙酯被代谢成原药酮洛芬。
Ketoprofen isopropyl ester was hydrolyzed into ketoprofen when penetrated through the cultured skin, which resembled in the skin cell homogenates metabolism.
以硫酸钛为催化剂催化合成了己酸烯丙酯,确定了酯化优化条件。
A method of synthesis of allyl hexanoate catalyzed by titanic sulfate has been developed.
应用硫酸氢钾催化肉桂酸与正丙醇的酯化反应合成肉桂酸正丙酯。
Normal propyl cinnamylate was synthesized by the esterification of normal propyl alcohol with cinnamic acid in the presence of potassium bisulfate monohydrate.
本文综述了合成丁二酸二异丙酯的几种方法,比较了它们的优劣。
A synthesis method of diisopropyl succinate by using resin as catalyst instead of inorganic or organic acid was elaborated.
结果以十四烷酸异丙酯作溶剂,采用薄膜过滤法,可消除基质干扰。
Result The membrane filtration avoided interference of media by using isopropyl myristate as solvent.
丙酯草醚是该类化合物中已成功开发的一种新型高效油菜田除草剂。
One of these compounds, pyribambenz-propyl was successfully developed as a potent herbicide for rape field.
以二甘醇、碳酸钠、氯丙烯和二氧化碳为原料合成二甘醇双碳酸烯丙酯。
Diglycol allyl percarbonate is synthesized by diglycol, sodium carbonate, chloropropene and carbon dioxide.
凝胶组成:睾酮,乙醇,纯净水,氢氧化钠,卡波姆940和十四酸异丙酯。
Gel consists of: Testosterone, ethanol, purified water, sodium hydroxide, Carbomer 940 and isopropyl myristate.
测定了1-戊烯、3-甲基-1-丁烯、1-己烯和乙酸异丙酯的临界参数。
The critical parameters of 1-pentene, 3-methyl-1-butene, 1-hexene and isopropyl acetate were determined.
采用常规的室内生测和生化方法,开展新型除草剂丙酯草醚的作用机理研究。
The mechanism of the novel herbicide ZJ0273 is studied with the conventional bioassay and bio - chemical methods.
本文对检测阿德福韦双匹酯甲醇、乙腈和醋酸异丙酯残留量的方法学进行了研究。
This paper reports the text on the validation of determining procedures of these residual solvents in adefovir dipivoxil.
采用直接酯化法,将山梨酸与四种醇反应,合成了山梨酸甲酯、乙酯、丙酯、丁酯。
Methyl, ethyl, propyl and butyl sorbates were synthesized by esterification of sorbic acid with four kinds of alcohol respectively.
对常见的没食子酸丙酯提出一种尚未见报道的制备方法,可以大幅度地降低生产成本。
A new processing method of propyl gallate was advanced in order to decrease the cost of production.
并以异硫氰酸烯丙酯为主香料组分,在实验室范围内探讨了人工复配芥末油的可行性。
Tile optimum synthesizing conditions were edtermined in this paper, The feasibility of artificially prepared mustard oil was discussed.
结论:以1.0%卡波姆940,67 %的乙醇和肉豆蔻酸异丙酯为基质的处方最佳。
Conclusion: 1 % of Carbomer 940, 67% of ethanol and isopropyl myristate were the optimum matrix of testosterone gel.
在本研究中,首次报道了乙酸改性钛酸四异丙酯水解制备钛溶胶的方法合成钛层柱粘土。
In this study, the Ti-PILC synthesized by the pillaring of Ti-precursor from the hydrolysis of modified TTIP with acetate group in water was firstly reported.
如果能以乙酸与丙烯直接酯化一步合成乙酸异丙酯,则是一条理想的原子经济反应工艺路线。
If the synthesis of isopropyl acetate was manufactured by acetic acid and propylene, it would be a perfect atom economical technical route.
以呋喃甲酸和正丙醇为原料,氧化亚锡为催化剂,合成了呋喃甲酸正丙酯,产率可达77% 。
The way using crude material furoic acid and propyl alcohol to synthesize propyl furoate is researched by catalyst stannous oxide. The yield is 77%.
介绍了聚氧乙烯基烯丙酯大单体和聚羧酸减水剂的合成,并对合成的聚羧酸减水剂进行了性能考察。
Acrylate monomer with polyoxyethylene group chain and a series of polycarboxylic superplasticizer were synthesized and their water-reducing effects were investigated.
在红霉素软膏微生物限度检验中,本文通过在供试品中加入适量的十四烷酸异丙酯将其基质凡士林溶解后。
During microbial limit tests of erythromycin ointment. Vaseline in the sample of test used as bases was solved by adding some quantity of Isopropyl Myristate.
成分:法国等渗温泉水、透明质酸、木瓜美白精华、硬脂酸、植物角鲨烯、棕榈酸异丙酯、氨基酸多肽等。
Ingredients: French isotonic hot spring water, hyaluronic acid, papaya whitening essence, stearic acid, plant squalene, palmitic acid, isopropyl, amino acids, peptides etc.
本文利用对叔丁基苯甲酸、钛酸四异丙酯和正硅酸乙酯合成了钛类新型成核剂,考察了此类成核剂的性能;
In this paper, a kind of new titanium nucleating agents were prepared by isopropyl titanate, p-tert-butyl-benzoic acid and tetraethyl orthosilioate, and their performance were investigated.
就双乙烯酮与异丙醇在不同催化剂下反应生成乙酰乙酸异丙酯的条件及结果进行了讨论,并提供了实验数据。
The conditions and results of the reaction of diketene with isopropyl alcohol in the presence of different catalysts are discussed and some experimental data are provided.
主要成份:去离子水、氢化聚癸烯、对羟基苯甲酸甲酯、对羟基苯甲酸丙酯、丙烯酸共聚物、矿物油、香料。
INGREDIENTS: Deionized water, hydrogenated poly-decene, methyl p-hydroxybenzoate p-hydroxybenzoic acid propyl, acrylic acid copolymer, mineral oil, daily flavor.
上述条件下,尼泊金乙酯的产率为85% ,尼泊金丙酯的产率为94 % ,尼泊金丁酯的产率为92 %。
Under this conditions, the yield of ethyl esters was 85%, propyl ester 94% and butyl ester 92%.
上述条件下,尼泊金乙酯的产率为85% ,尼泊金丙酯的产率为94 % ,尼泊金丁酯的产率为92 %。
Under this conditions, the yield of ethyl esters was 85%, propyl ester 94% and butyl ester 92%.
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