Synthesis of n-Butyl Acetate Barbara Jennings Chem 203.1.
Question: Synthesis And Fractional Distillation Of 3-methylbutyl Acetate: Suppose That The 3-methyl-1-butanol Used In This Experiment Was From An Older Bottle And It Contained A Significant Amount Of Water As A Result Of Absorbing Moisture From The Air. What Effect Would This Have On The Yield Of Isolated 3-methyl-1-butyl Acetate In This Experiment? Explain Your.The purpose of this experiment is to synthesize isopentyl acetate (3-methylbutyl acetate) via an esterification reaction between acetic acid and isopentyl alcohol (3 -methylbutanol), using concentrated sulfuric acid as a catalyst. The product will be washed, distilled, then.The development of a heterogeneously catalyzed reactive distillation process for the production of n-butyl acetate by the esterification of n-butanol with acetic acid is presented. Thermodynamic aspects of the considered system are discussed, and UNIQUAC interaction parameters are given. The reaction was catalyzed heterogeneously by a strongly acidic ion-exchange resin (Amberlyst-15).
Our analysis showed that although the butyl acetate strategy leads to high biomass-to- fuels yield, it has three potential shortcomings: (1) the use of two precious metals (rhenium and ruthenium) for the LA reduction catalyst; (2) the carryover of sulfuric acid into the LA reduction step; and (3) the high cost of external solvent (Sen et al., 2012a).Only 3% of butyl acetate was obtained when free lipase was used in the synthesis containing only the substrates. In contrast, the conversion yield reached 25% when immobilized lipase was used under the same conditions. The synthesis of butyl acetate catalyzed by immobilized lipase in nonconventional media was optimized.
Isoamyl acetate, also known as isopentyl acetate, is an organic compound that is the ester formed from isoamyl alcohol and acetic acid. It is a colorless liquid that is only slightly soluble in water, but very soluble in most organic solvents. Isoamyl acetate has a strong odor which is also described as similar to both banana and pear.
