搜索结果: 1-6 共查到“化学 phenols”相关记录6条 . 查询时间(0.14 秒)
云南师范大学化学化工学院有机化学课件Chapter10 Alcohols and Phenols
云南师范大学化学化工学院 有机化学 课件 Chapter10 Alcohols and Phenols
2018/6/28
云南师范大学化学化工学院有机化学课件Chapter10 Alcohols and Phenols。
Bromodimethylsulfonium bromide/tetrabutylammonium nitrite: an efficient catalyst mixture for the nitration of phenols
Bromodimethylsulfonium bromide nitration nitrophenol tetrabutylammonium nitrite
2010/12/3
Nitrophenols were obtained via direct nitration of phenols with tetrabutylammonium nitrite in the presence of bromodimethylsulfonium bromide at room temperature in high yields under aprotic conditions...
Bromodimethylsulfonium Bromide/ Tetrabutylammonium Nitrite: An Efficient Catalyst Mixture for the Nitration of Phenols
Bromodimethylsulfonium bromide nitration, nitrophenol tetrabutylammonium nitrite
2010/10/19
Nitrophenols were obtained via direct nitration of phenols with tetrabutylammonium nitrite in the presence of bromodimethylsulfonium bromide at room temperature in high yields under aprotic conditions...
Synthesis, characterization, and antibacterial effect of 4-methoxy-2-(5-H/Me/Cl/NO2-1H-benzimidazol-2-yl)- phenols and some transition metal complexes
4-Methoxy-benzimidazolylphenol, metal complexes, antibacterial activity
2010/4/8
4-Methoxy-2-(5-H/methyl/chloro/nitro-1H-benzimidazol-2-yl)-phenol(HLX; X=1-4) ligands and HL1 complexes with Fe(NO3)3, Cu(NO3)2, AgNO3, and Zn(NO3)2 were synthesized and characterized. The structures...
Efficient Method for Tetrahydropyranylation of Phenols and Alcohols Using 2,4,6-Trichloro[1,3,5]triazine
2,4,6- Trichloro[1,3,5]triazine (TT) cyanuric chloride (CC) alcohol phenol tetrahydropyranylation 3,4-dihydro- 2H-pyran (DHP) protection
2010/4/19
Alcohols and phenols were tetrahydropyranylated in the presence of 2,4,6-trichloro[1,3,5]triazine in good to excellent yields in acetonitrile.
Potentiometric and Spectroscopic Determinaton of Acid Dissociation Constants of Some Phenols and Salicylic Acids
Acid dissociation constants catechol derivatives salicylic acid derivatives
2010/8/19
The dissociation constant of the catechol derivatives 4-nitrocatechol (NCAT), 2,3-dihydroxybenzoic acid (2,3-DHBA), 3,4-dihydroxybenzoic acid (3,4-DBHA), 3,4-dihydroxyhenylacetic acid (3,4-DPHA) and 3...