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.
|Published (Last):||18 July 2009|
|PDF File Size:||9.20 Mb|
|ePub File Size:||18.72 Mb|
|Price:||Free* [*Free Regsitration Required]|
LD 50 median dose.
Byproducts of the dehydrogenation include diethyl etherwhich is thought to arise primarily due to aluminum sites in the catalyst, acetaldehyde and its aldol products, higher esters, and ketones.
The irritant effect of ethyl acetate is weaker than that of propyl acetate or butyl acetate. Due to these properties, it can be removed from a sample by heating in a hot water bath and providing ventilation with compressed air. Traces of rare-earth and alkali metals are beneficial to the process.
Mssds page was last edited on 29 Novemberat This colorless liquid has a characteristic sweet smell similar to pear drops and is used in gluesnail polish removersdecaffeinating tea and coffee.
Retrieved from ” https: Patty’s Industrial Hygiene and Toxicology. Ethyl acetate is the ester of ethanol and acetic acid ; it is manufactured on a large scale for use as a solvent.
In the laboratory, mixtures containing ethyl acetate are commonly used in column chromatography and extractions.
In a killing jar charged with ethyl acetate, the vapors will kill the collected insect quickly without destroying mwds. Exposure to oxygen can exacerbate the fault due to the oxidation of ethanol to acetaldehydewhich leaves the wine with a sharp vinegar -like taste. The combined annual production in of Japan, North America, and Europe was abouttonnes.
The rate constant is 0.
Refractive index n D. Ethyl acetate is the most common ester in winebeing the product of the most common volatile organic acid — acetic acidand the ethyl alcohol generated during the fermentation.
Severe overexposure may cause weakness, drowsiness, and unconsciousness. Surface area can be again increased by deposition onto a zeolitetypically ZSM Solubility in ethanolacetonediethyl etherbenzene. S16S26S 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.
Views Read Edit View history. LC Lo lowest published.
Ethyl acetate – Wikipedia
The reaction can be accelerated by acid catalysis and the equilibrium can be shifted to the right by removal of water. Overexposure to ethyl acetate may cause irritation of the eyes, nose, and throat. Catalytic technology for the sustainable society”. The aroma of ethyl acetate is most vivid in younger wines and contributes towards the general perception of “fruitiness” in the wine.
Ethyl acetate can be hydrolyzed in acidic or basic conditions to regain acetic acid and ethanol. These acettao are broken by pressure swing distillation or membrane distillation. LC 50 median concentration.
The use of an acid catalyst accelerates the hydrolysis, which is subject to the Fischer equilibrium mentioned above. Excessive amounts of ethyl acetate are considered a wine fault.
Methyl acetatePropyl acetateButyl acetate. This reaction gives ethanol and sodium acetatewhich is unreactive toward ethanol:. In perfumes, it evaporates quickly, leaving only the scent of the perfume etioo the skin. Ethyl acetate is rarely selected as a reaction solvent because it is prone to hydrolysis and transesterification.
The copper may have its surface area increased by depositing it on zincpromoting the growth of snowflake -like fractal structures dendrites.