原料

Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate.

以苯甲醛,乙酰乙酸乙酯,氨化试剂。

Six series of aryloxy pyridazines derivatives have been synthesized starting from 3,6 dichloro pyradizine.

以3,6-二氯哒嗪,合成了6类芳氧哒嗪类衍生物,研究了它们的合成方法,并测定了所得产物的除草活性。

Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.

以苯甲酰氯,经酰化,还,环合等反应合成左旋西替利嗪盐酸盐,反应总收率8.05%。

The preparation technology of activate carbon with coleseed - straw was studied.

研究了以油菜秆制备活性类的工艺题。

The preparation of activated carbons from xylogen by steam activation method is reviewed.

以烟秆,经炭化后用水蒸气活化制备活性炭。

The target compound was synthesized from N-benzyl protected aminoacetophenone through hydrogenation,benzoylation and reduction.

以氮-苄保护胺酮，经氢化，苯甲酰化，还三步合成双苯甲酰沙丁胺醇酯。

A clean process for synthesizing fluobenzene with aniline was developed.

开发了以苯胺的氟苯清洁生产工艺。

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚醛、硫代硫酸钠和溴代正丁烷,合成了正庚醛正丁硫醇缩醛。

Ethyl lauryl alcohol respectively react with hydrobromic acid to product bromohydrocarbon,sulfuric acid for catalyst。

以正十二醇和氢溴酸,在浓硫酸的催化下,生产溴十二烷。

Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.

以工业废氢溴酸(48%),在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。

Vc liposomes were prepared by the supersound method with glyceryl dilaurate as synthetic materials.

以自制月桂酸甘油酯，选择超声乳化法制备了抗坏血酸类脂质体。

Novel controlled releasing polythiourea microcapsules were prepared from terephthaloyl diisothiocyanate and o-phenylenediamine by interfacial polycondensation.

以对苯二甲酰异硫氰酸酯和邻苯二胺通过界面缩聚法合成了聚硫脲缓释微胶囊。

During preparing potassium sulfate or langbeinite,schoenite is the important middle resourses.

在硫酸钾或钾镁肥生产过程中,软钾镁矾是其中很关键的中。

Mainly used in lithopone and material in potass,and widely used in agriculture and lightindustry.

用于制造锌钡粉和其他锌盐的，还广泛应用于农业与轻工业，用作肥、饲添加剂等。

They make manufactures from their own raw materials.

他们用自己的制造产品。

The article compares the econo- mic advantage between acid hydrol- ysis and enzyme hydrolysis.

所使用的是生活垃圾中的废纸。

Pinane hydroperoxide was obtained from the initial material-pinane with high cis-pinane content.

以高顺式选择性蒎烷,经液相空气氧化制得蒎烷氢过氧化物。

A new type of hydrophobe for latex paints has been developed using silicone and paraffin.

本文以有机硅和石蜡主要,制备了一种乳液型乳胶漆用疏水剂。

Thioglycolic acid(TGA) was synthesized from thioglycolic acid and sodium hydrosulfide under common pressure.

研究了以硫氢化钠和氯乙酸钠常压合成巯乙酸。

Taking acid-treated stellerite as main material, zeolite X powder was prepared by hydrothermal method.

以酸处理红辉沸石主要,采用水热法制备了X型沸石粉体。