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云南师范大学化学化工学院有机化学课件Chapter15 Carboxylic acid derivatives
云南师范大学化学化工学院 有机化学 课件 Chapter15 Carboxylic acid derivatives
2018/6/28
云南师范大学化学化工学院有机化学课件Chapter15 Carboxylic acid derivatives。
Reactions of 4-benzoyl-1,5-diphenyl-1H-pyrazole-3- carboxylic acid chloride with various hydroxylamines and carbazates
Pyrazole-3-carboxylic acid nucleophilic substitution furan-2,3-dione
2010/12/29
The 1H-pyrazole-3-carboxylic acid 2 was converted via reactions of its acid chloride 3 with various hydroxylamine 4a-f and carbazate derivatives 8a-c into the corresponding novel N-substituted-4-benzo...
Reactions of 4-benzoyl-1,5-diphenyl-1H-pyrazole-3- carboxylic acid chloride with various hydroxylamines and carbazates
Pyrazole-3-carboxylic acid nucleophilic substitution furan-2,3-dione carbazate hydroxylamine
2010/12/20
The 1H-pyrazole-3-carboxylic acid 2 was converted via reactions of its acid chloride 3 with various hydroxylamine 4a-f and carbazate derivatives 8a-c into the corresponding novel N-substituted-4-benzo...
Prediction of Acidity Constants of Thiazolidine-4-carboxylic Acid Derivatives Using Ab Initio and Genetic Algorithm-partial Least Squares
Ab initio partial least squares genetic algorithm acidity constant thiazolidine-4-carboxylic acid
2010/4/19
A quantitative structure-property relationship study is suggested for the prediction of the acidity constants of some thiazolidine-4-carboxylic acid derivatives in aqueous solution. Ab initio theory w...
Organotin (IV) Derivatives of 1-Ethyl-1,4-Dihydro-7-Methyl-4-Oxo- 1,8-Naphthyridine-3-Carboxylic Acid (Nalidixic Acid): Synthesis, Structural Elucidation and Biological Activities
Organotin(IV) complexes 1-ethyl-1,4-dihydro-7-methyl-4-oxo-1,8- naphthyridine-3-carboxylic acid (nalidixic acid) Spectroscopic characterization Biological Activity
2010/4/19
Organotin carboxylates of the general formulae R2SnL2 and R3SnL, where R = CH3, n-C4H9, C6H5, CH2C6H5 and L = 1-ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthyridine-3-carboxylic acid (nalidixic acid), h...
A Concise Synthesis and the Antibacterial Activity of 5,6-Dimethoxynaphthalene-2-carboxylic Acid
Naphthalene-2-carboxylic acids 2-naphthol bromination haloform antibacterial activity
2010/4/20
5,6-Dimethoxynaphthalene-2-carboxylic acid was synthesized in 7 steps and with an overall yield of 46%. Bromination of 2-naphthol, and methylation with dimethyl sulfate followed by Friedel-Crafts acyl...
Synthesis and Some Reactions of 4-Benzoyl-5-Phenyl-1-Pyridin-2-yl-1H- Pyrazole-3-Carboxylic Acid
Cyclic oxalyl compounds Pyrazole Pyrazolo [3,4-d] Pyridazinone
2010/4/20
The 1H-pyrazole-3-carboxylic acid 2, obtained from the furandione 1 and 2-hydrazinopyridine, was decarboxylated to give 4-benzoyl-5-phenyl-1-pyridin-2-yl-pyrazole derivative 3. Some ester 4 derivative...
Synthesis and Some Reactions of 4-Benzoyl-5-Phenyl-1-(2,4,6-Trichloro Phenyl)-1H-Pyrazole-3-Carboxylic Acid
Cyclic oxalyl compounds Pyrazole Pyridazine Pyrazolo [3,4-d] Pyridazinone
2010/4/21
Furandione 1 was reacted with 2,4,6-trichlorophenylhydrazine to give the 1H-pyrazole-3-carboxylic acid 2 together with a new pyridazinone derivative 3. Then 2 was converted into the corresponding este...
Polarographic Studies on the Kinetics of the Electrode Reaction of 4-Benzoyl-1,5 Diphenyl Pyrazole-3-Carboxylic Acid
Polarographic Studies the Kinetics of the Electrode Reaction 4-Benzoyl-1,5 Diphenyl Pyrazole-3-Carboxylic Acid
2010/6/30
The polarographic behavior of 4-Benzoyl-1,5 diphenyl pyrazole-3- Carboxylic acid (BDPPCA) in aqueous ethanol solution (76 % v/v) at 25oC was studied as a function of pH using Mcl buffer solution. One ...
Reactions of 4-Amino-4,5-Dihydro-1H-1,2,4-Triazol-5-ones and 4-Amino-4H-1,2,4-Triazoles with Some Carboxylic Acid Anhydrides
Reactions 4-Amino-4,5-Dihydro-1H-1,2,4-Triazol-5-ones 4-Amino-4H-1,2,4-Triazoles Some Carboxylic Acid Anhydrides
2010/7/1
3-Alkyl(Aryl)-4-tetrachlorophthalimido-4,5-dihydro-1H-1,2,4-triazol-5-ones (2) and 3-alkyl(aryl)-4-(1,8-naphthalimido)-4,5-dihydro-1H-1,2,4-triazol-5-ones (3) were synthesized from the reactions of 3-...