Keyphrases
Aluminum Oxide
100%
Esterification
100%
Hydroxybenzoic Acids
100%
α-Al2O3
100%
Heterogeneous Catalyst
50%
Esters
50%
Esterification Reaction
50%
SO42-
50%
Liquid Chromatography-tandem Mass Spectrometry (LC-MS/MS)
25%
High Performance Liquid Chromatography-tandem Mass Spectrometry (HPLC-MS/MS)
25%
Reaction Time
25%
Reaction Products
25%
Percentage Yield
25%
Dimethyl Sulfoxide
25%
BET Method
25%
Sulfuric Acid
25%
XRF Technique
25%
XRD Method
25%
LC-MS Method
25%
Acid Catalyst
25%
IR-MS
25%
Protic Acids
25%
Chemistry
Esterification
100%
Hydroxybenzoic Acid
100%
Aluminum Oxide
100%
Liquid Chromatography Mass Spectrometry
33%
Heterogeneous Catalyst
33%
X-Ray Diffraction
16%
High Performance Liquid Chromatography
16%
Dimethyl Sulfoxide
16%
Molecular Mass
16%
Acid Catalyst
16%
X-Ray Fluorescence Spectroscopy
16%
BET Method
16%
Material Science
Aluminum Oxide
100%
Liquid Chromatography Mass Spectrometry
40%
X-Ray Diffraction
20%
High Performance Liquid Chromatography
20%
X-Ray Fluorescence Spectroscopy
20%