Random good picture Not show

31 The methyl phenyl silicone resin for heat resistant coatings was prepared by converse hydrolysis-polycondensation of chlorosilane.

32 The unsaturated fatty acid methyl esters (FAMEs) were separated from the fatty acid methyl esters mixture using urea adduct method.

33 Methyl morpholine is synthesized starting from dichloroethyl ether and methylamine and sodium hydroxide.

34 Used as a component of solvents in the process of the azeotropism, and could partly replace toluene, xylene and methyl isobutyl ketone (MIBK).

35 Take butadiene, styrene, and methyl methacrylate as main materials, assist with one or more of itaconic acid, maleic acid, fumarate, and not saturated carboxylates to modify.

36 This paper systematically introduces the properties of methyl glycolate, especially the synthesis methods of methyl glycolate and its application in organic synthesis.

37 In the process glyceride is transformed into fatty acid methyl ester and glycerol by - product.

38 Codeine has the same structure as morphine, but the phenol group masked as a methyl ether.

39 Complex 1 could catalyze the polymerization of methyl methacrylate and acrylonitrile.

40 A compare between at lower temperaturetemperature for synthesis of methyl orange was discussed in this paper.

41 Methyl tert—butyl ether(MTBE)is a powerful and rapidly dissolving agent of cholesterol gallstones up to now.

42 The yield of methyl stearate was over 98% in the optimum condition.

43 The relative removal rate of methyl and methylene group showed the shape of M with the increase of temperature.

44 The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination. The method avoids the utilization of cancerogenic chloromethyl methyl ether.

45 Synthetic methods of vanillin include o-methoxyphenol method, lignin method, safrole method, eugenol method, methyl hydroxybenzene method and microbial method.

45 Sentencedict.com try its best to collect and make good sentences.

46 Using the new method, 2 hydroxy 3 cyanmethyl 5 methyl acetophenone was synthesized in a short reaction period, and the yield was good.

47 HPLC determination of etodolac sustained release tablets and its methyl derivatives was established.

48 A novel monomer 2,6 - diphenoxybenzonitrile (DPOBN) was prepared by condensation of 2,6 -dichlorobenzonitrile with phenol in N - methyl pyrrolidone (NMP)in the presence of KOH and K2CO3.

49 The anesthetic activity and toxicity of some 3 - methyl fentanyl and 4 - methoxycarbonyl fentanyl analogs were reported.

50 Majority of characteristic flover compounds could be produced by yeast, except enanthol, methyl oleate, methyl dodecanoate and ethyl laurate.

51 A new bimetallic basicity catalyst used for synthesis of methyl isobutyl ketone from acetone and hydrogen.

52 The process condition of reaction was determined by means of orthogonal experiment. It shows that the yield of potassium oxide can amount to 90%, methyl alcohol can be recycled, and i...

53 Because of the stable methyl glucoside cyclical structure in its polyether, its rigid urethane foam is excellent in comprehensive performance with wide prospect of use.

54 Choosing the photocatalysis decomposition methyl orange as the reaction model, ultraviolet as light resource, the capability of catalyst was evaluated by decolor rate, etc.

55 Two times experiments of dosage reduction of methyl bromide(MB) and covering virtually impermeable film(VIF) were carried out in Qingzhou city(Shandong province, China) from 2001 to 2003 year.

56 A new process has been developed to synthesize p-aminophenol methyl ether from p-nitrophenol methyl ether by catalytic hydrogenation, using ammonia synthesis gas instead of pure hydrogen.

57 The preliminary results indicate that these chiral molecular tweezers not only recognize neutral molecules, but also show enantio-selectivity for D/L-amino acid methyl esters.

58 The products of methanol photocatalytic reaction included carbon dioxide, water, formaldehyde and methyl formate.

59 A novel addition reaction of methyl phenyldiazoacetate to enamine(which was prepared from acetophenone and secondary amine) was investigated using copper salt as a catalyst.

60 Eventually, the researchers found that two samples - segments 2 - methyl alcohol and indole ring - 6 - carboxylic acid.