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31. The bidentate phenyl phosphine ligands which had good electron delocalization and chelation acted as a better ligand than monodentate phosphine ligand.

32. The ferric acetylacetonate, phenyl betanaphthylamine , and lecithin are added through 40 - mesh screen.

33. This paper reports the synthesis of 1 phenylacetyl 4 phenyl thiosemicarbazide from phenylacetyl hydrazine and phenyl isothiocyanate with aluminium oxide as a surpport under microwave irradiation.

34. The polyoxyethylene alkyl phenyl ether obtained by calcium oxide catalyst had perfect quality with narrow molecular weight distribution, high cloud point, good appearance and low by - product PEG.

35. Methyl 1 phenyl Propanone was synthesized with benzene and iso butyryl chloride by using anhydrous aluminium trichloride as catalyst.

36. N - phenyl maleimide was synthesized from maleic anhydride and aniline.

37. Polyoxyethylene alkyl phenyl ether is an important non - ionic surfactant.

37. Sentencedict.com is a sentence dictionary, on which you can find excellent sentences for a large number of words.

38. The fluorescence intensity of porphyrin also relates to the substituent positions on the phenyl groups.

39. Chapter 3:A new green synthetic platform in a microreactor system to synthesize allyl para-substituted phenyl phenols via Claisen rearrangement in high efficiency has been developed.

40. Phenyl carboxylic acid was produced by oxidation of phenyl formaldehyde using hydrogen peroxide as oxidizing agent and amine hexadecane trimethyl P-W heteropoly acid as catalyst.

41. The present invention belongs to the field of medicine preparing technology, and is especially one kind of figwort total phenyl glycoside compound and its preparation process and application.

42. It was found that the substituent attached at the phenyl exerted influence on the yields of synthesis , on the experimental conditions of sulphonation and on the acid-base properties of the reagent.

43. In most silicones , two organic groups (see functional group), usually methyl or phenyl, are attached to each silicon atom.

44. It is shown that the particle diameter increased with the content of phenyl ethyne or polymer, but methyl styrene has almost no effects on particle diameter.

45. It is also revealed that there are fairly strong interactions among the atomic orbitals of the three phenyl of fenvalerate.

46. Results We obtained the epoxidation products of phenyl epoxy ethane. That with substituent on the benzene ring has higher yield, and that the substituent at 5-have higher yield than at 3-.

47. With 2 - phenyl benzo - pyran structure, also known as anthocyanin pigments, the base element for the flower pigments, 2 - phenyl - benzo - pyrone, also known as anthoxanthin class.

48. Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or diphenyl ) carbenes.

49. Objective : Tri - isopropylated phenyl phosphate ester was synthesized from isopropylphenol and phosphorus oxychloride.

50. Poly ester synthetic (phenyl ether), polyester film, laminates sheet, printed wiring board, and multilayer printed wiring board.

51. Allyl-functional benzoxazine is synthesized by the reaction of allyl phenol, phenyl amines, and formaldehyde.

52. In addition, these ligands showed higher activity than thioether deveritives of phenyl oxazolines.

53. Polymer-supported quinine, cinchonine, and D-(-)-ephedrine were prepared. Catalyzed by them under two-phase condition, a series of prochiral phenyl ketones were reduced by sodium borohydride.

54. The phenyl ofp n propylbenzoic acid could be reduced by sodium alkoxide.

55. The varieties and morphologies of silicone resin products, as well as the synthesis and application of methyl silicone resin and methyl phenyl silicone resins are described in this paper.

56. Objective To improve the technological condition of development of N - phenyl maleimide disinfectant and observe its germicidal efficacy.

57. The pharmacophore included a hydrogen bond receptor, a hydrogen bond donor, a hydrophobic area and a phenyl ring with a chlorine or a bromine atom.