SYNTHESIS OF ESTERS USING GREEN AND NON-GREEN CHEMISTRY Abstract Esters are a class of organic compounds with the general formula RCOOR’. Ester also contributes the flavor and aromas in fruits and flowers. The esterification reactions will use in the procedure‚ which are the interaction of a carboxylic acid with an alcohol‚ aided by an inorganic acid catalyst (H2SO4). Moreover‚ the green method will not use any catalyst but using heating source instead (microwave). Based on the comparison of
Premium Ester Acetic acid
What is green building? As the global climate warming‚ more and more people focus on building energy efficiency. There is more awareness that CO2 produced by building energy use is the main source of climate warming. Energy-saving buildings become inevitable trend of development‚ the green building also arises in time. Green building can be define as to the construction of the whole life cycle‚ for maximize resource conservation (epa.gov‚ 19/12/2012). It includes energy saving‚ land saving‚ water
Premium Global warming Ecology Natural environment
America’s Team There has been much debate over which sports team is the most successful in the United States. Many teams have had their moment in the spotlight. They rise in popularity only to plummet the following year. Right now the Super Bowl Champion New York Giants are the talk of the entire sports world‚ but give it a few months and everyone outside of the New York Metropolitan area will forget who even won the game. That is how it is with most champions in professional sports. Fewer
Premium Dallas Cowboys National Football League Super Bowl
It’s a rush‚ putting money to the felt and threatening the cards to obey. Gambling is quickly becoming one of the favorite activities for many Americans. Where else could you have this kind of excitement with the potential to make money instead of lose it? Only amidst the flashing and heat of the casino lights can a person really let their money turn their brain into an emotional feeding frenzy. This rush‚ like any other high‚ has psychological and chemical impacts to a person. You could link gambling
Premium Addiction Problem gambling Gambling
Vidallon‚ Mark Louis P. Date Performed: February 20‚ 2012 CHEM44.1 2L Date Submitted: March 12‚ 2012 MIXED-ALDOL CONDENSATION Synthesis of Cinnamaldehyde I. Introduction Cinnamaldehyde‚ cinnamic aldehyde or 3-phenyl-2-propenal is the major constituent of cinnamon oil‚ extracted from several species of Cinnamomum (C. verum‚ C. burmanii‚ C. cassia)‚ under the family Lauraceae‚ a group of evergreen trees. Cinnamon bark (particularly C. verum) yields 0.4-0.8% oil‚ which contains 60-80% cinnamaldehyde
Premium Aldehyde Chemistry Chemical reaction
CHEM3412 Synthesis of a Porphyrin Porphyrins are hetereonuclear‚ macrocyclic compounds that play an important role in living organisms. Examples include the non-protein heme portion of hemoglobin in animals whereby the lone pairs on nitrogen can bind to the oxygen-carrying iron. In plants‚ chlorophyll uses the vast conjugation to allow absorption of light for photosynthesis. The characteristic colors of porphyrins is also due to the conjugation. An examination of the porphyrin structure
Premium Electrophilic aromatic substitution
ingredient to achieve quality care and health outcomes. Transcultural nursing provide care that is consistent with cultural values‚ beliefs and practices- culturally specific care(Leininger‚1984). As an advanced practice nurse‚ I would assess patients explanatory model for his or her own health status (how the patient or individual understands the illness) to avoid stereotyping and underestimate
Premium Culture Sociology Nursing
Green IT For Good Corporation (What‚ Why‚ and How) Rebecca Wulankayes (1240002643) What? Green Information Technology (IT) has become an important topic in IT management research and practice in the last years due to economic opportunities and increasing pressure from stakeholders according to several researchers. Although it has been a common topic‚ the understanding of the coverage and the scope is still missing. Some researcher also prefer the term of “Green IS”. Watson et al. (2010)
Premium Energy Environment Technology
I.S.278 Kiran Suhail 7-12 6/18/14 Culminating Short Story Draft Once upon a time‚ on mars three heroic and dashing boys lived there‚ Ponyboy‚ Johnny and Dally. Dally was as bold and courageous as a hawk. Ponyboy was very welcoming and kind. And Johnny was quite shy. His words
Premium Ocean English-language films Magic
Quitay Morris Jake N. Professor Rafie Paz ENGL 1013 July 29 2013 Why are Teenagers so Lazy Today? The youth is the hope of the nation. That is the sentence that defines what the teenagers’ worth to the country is. We are supposed to change what the country is now. But the question is . . . Can we? From what I observed is happening now‚ instead of being the country’s biggest hope‚ we seem to be one of its burdens. There’s pre-marital sex‚ prostitution‚ juvenile delinquencies‚ and the list
Premium Adolescence Educational psychology Psychology