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[Chemical Knowledge]：Properties and uses of ethyl phenyl cyanoacetate

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Ethyl phenylcyanoacetate is an important organic compound, which is widely used as a raw material for chemical production. This article will detail the properties and uses of ethyl phenylcyanoacetate.

1. the properties of ethyl phenyl cyanoacetate

ethyl phenyl cyanoacetate is a colorless to slightly yellow transparent liquid with a pungent odor. Its molecular formula is C11H11NO2 and its molecular weight is 189.21g/mol. Ethyl phenyl cyanoacetate is insoluble in water, but soluble in ethanol, ether, acetone and other organic solvents.

ethyl phenyl cyanoacetate has high chemical stability, and can occur various chemical reactions under certain conditions, such as ester exchange reaction, addition reaction, condensation reaction and so on. In addition, ethyl phenylcyanoacetate has good thermal stability and can be used at higher temperatures.

2. the use of ethyl phenyl cyanoacetate

1. pharmaceutical intermediates
of ethyl phenyl cyanoacetate is an important pharmaceutical intermediates, can be used for the synthesis of a variety of drugs, such as antidepressants, antitumor drugs, antibacterial drugs and so on. For example, ethyl phenylcyanoacetate can be used to synthesize paroxetine hydrochloride, a selective serotonin reuptake inhibitor for the treatment of depression and anxiety.

2. Pesticide intermediate
Phenylcyanoacetate can also be used as a pesticide intermediate for the production of pesticides, fungicides and herbicides. For example, ethyl phenylcyanoacetate can be used for the synthesis of difenoconazole, which is a broad-spectrum, highly efficient systemic fungicide with excellent control effect on a variety of plant pathogens.

3. organic synthesis of raw materials
phenyl ethyl cyanoacetate as an important organic synthesis of raw materials, widely used in the synthesis of various organic compounds. For example, ethyl phenylcyanoacetate can be used in the synthesis of phenyl cyanoacetate, a compound used in the production of plasticizers and stabilizers.

In conclusion, ethyl phenylcyanoacetate, as an important raw material for chemical production, has been widely used in the fields of medicine, pesticide and organic synthesis.

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