Synonyms: Ethyl acetic ester, Ethyl ester, Ethyl ethanoate, Acetoxyethane. Other Languages: De: Ethylacetat. Es: Acetato de etilo. Ethyl acetate for liquid chromatography LiChrosolv®. CAS , EC Number , chemical formula CH₃COOC₂H₅. – Find MSDS or SDS, a COA. Details of the supplier of the safety data sheet Wordt ervan verdacht de vruchtbaarheid te schaden. STOT RE acetato de etilo.
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Acetate esters Ethyl esters Flavors Ester solvents Commodity chemicals. The D Companion to Wine 3rd ed. Because it is not hygroscopicethyl acetate also keeps the insect soft enough to allow proper mounting suitable for a collection. LC 50 median concentration. S16S26S R11R36R66R Refractive index n D.
This reaction gives ethanol and sodium acetatewhich is unreactive toward ethanol:. These azeotropes are broken by pressure swing distillation or membrane distillation. Lethal dose or concentration LDLC:. Methyl acetatePropyl acetate acehato, Butyl acetate. Retrieved from ” https: The use of an acid catalyst accelerates the hydrolysis, which is subject to the Fischer equilibrium mentioned above. In the field of entomologyethyl acetate is an effective asphyxiant for use in insect collecting and study.
Excessive amounts of ethyl acetate are considered a wine fault. Surface area can be again increased by deposition onto a zeolitetypically ZSM LD 50 median dose. Acetic ester Acetic ether Ethyl ester of acetic acid. Ethyl acetate is the most common ester in winebeing the product of the most common volatile organic acid — acetic acidmsdd the ethyl alcohol generated during the fermentation.
In the laboratory, and usually for adetato purposes only, acetao esters are typically hydrolyzed in a two-step process starting with a stoichiometric amount of a strong base, such as sodium hydroxide.
Ethyl acetate – Wikipedia
In a killing jar charged with ethyl acetate, the vapors will kill the collected insect quickly without destroying it. For example, it is commonly used to clean circuit boards and in some nail varnish removers acetone and acetonitrile are also used. Ethyl acetate is synthesized in industry mainly via the classic Fischer esterification reaction of ethanol and acetic acid.
The combined annual production in of Japan, North America, and Europe was abouttonnes. Views Read Edit View history. International Labour Office,p.
Acetic acidEthanol. The rate constant is 0. In rare cases exposure may cause sensitization of the mucous membrane and eruptions of the skin.
Ethyl acetate is the ester of ethanol and acetic acid ; it is manufactured on a large scale for use as a solvent.
etllo Ethyl acetate can be hydrolyzed in acidic or basic conditions to regain acetic acid and ethanol. Silicotungstic acid is used to manufacture ethyl acetate by the alkylation of acetic acid by ethylene: This colorless liquid has a characteristic sweet smell similar to pear drops and is used in gluesnail polish removersdecaffeinating tea and coffee.
Traces of rare-earth and alkali metals are beneficial to the process. Other names Acetic ester Acetic ether Ethyl ester of acetic acid. Separations of the byproducts are complicated by the fact that ethanol forms an azeotrope with water, as does ethyl acetate with ethanol and water, and methyl ethyl ketone MEK, which forms from 2-butanol with both ethanol and ethyl acetate.
The copper may have its surface area increased by depositing it on zincpromoting the growth of snowflake -like fractal structures dendrites. Propyl acetate Propyl propanoate Isopropyl acetate Isopropyl palmitate. Acidity p K a. Given that the chemical is naturally present in many organisms, there is little risk of toxicity.
It is also prepared in industry using the Tishchenko reactionby combining two equivalents of acetaldehyde in the presence of an alkoxide catalyst:. A specialized industrial route entails the catalytic dehydrogenation of ethanol. Patty’s Industrial Hygiene and Toxicology. Ethyl acetate is rarely selected as a reaction solvent because it is prone to hydrolysis and transesterification.
Coffee beans and tea leaves acetzto decaffeinated with this solvent. Wtilo -like, fruity . Solubility in ethanolacetonediethyl etherbenzene. The reaction can be accelerated by acid catalysis and the equilibrium can be shifted to the right by removal of water.
In other projects Wikimedia Commons. The irritant effect of ethyl acetate is weaker than that of propyl acetate or butyl acetate.