course hero what is the structure of the ester that is formed in the following reaction?

What is an ester?

In fact, an ester is the product of an esterification reaction between a carboxylic acid and an alcohol. A molecule of water is eliminated when a carboxylic acid combines with an alcohol to form an ester.

What is an electron ester and how is it produced?

Esters are produced by an esterification reaction. An esterification reaction involves a molecule of carboxylic acid with a molecule of alcohol in the presence of a strong acid catalyst such as concentrated sulphuric acid, to form an ester and water.

How do you form esters from alcohol?

Formation of esters. Esters are produced by an esterification reaction. An esterification reaction involves a molecule of carboxylic acid with a molecule of alcohol in the presence of a strong acid catalyst such as concentrated sulphuric acid, to form an ester and water.

What is the structure of an ester bond?

Ester is basically a chemical compound derived from parent acid and parent alcohol. In general, an ester bond contains one carbon atom doubly bonded to one oxygen atom and singly bonded to another oxygen molecule, further connected with alkyl or aryl group. Ester is denoted as R-COOR1.

Is ester soluble in water?

Answer: Due to the hydrogen bonding with water molecules, esters having low molecular weight are soluble in water, but the solubility is not so high.

Are ester linkages acidic are basic?

Answer: Esters are mainly neutral compound. In chemical reaction like hydrolysis, “splitting with water” the alkoxide group (OR1) is substituted by another group.

How are esters formed?

Formation of esters. Esters are produced by an esterification reaction. An esterification reaction involves a molecule of carboxylic acid with a molecule of alcohol in the presence of a strong acid catalyst such as concentrated sulphuric acid, to form an ester and water. For example, a molecule of methanoic acid combines with a molecule ...

What is an ester?

Esters are non-hydrocarbon organic compounds containing carbon, hydrogen and oxygen. The smallest member of the ester family is shown in Photograph. In fact, an ester is the product of an esterification reaction between a carboxylic acid and an alcohol. A molecule of water is eliminated when a carboxylic acid combines with an alcohol ...

How do you name an ester?

Structure of an ester may be regarded as consisting of two parts, one deriving from an alcohol and the other from a carboxylic acid.

What is the purpose of sulphuric acid?

Concentrated sulphuric acid is used as a catalyst and to absorb water to push the reaction to produce more ester.

Why are parabens used as food and drug preservatives?

Esters called parabens are used as food and drug preservatives because they can prevent the growth of microorganisms such as molds and yeast.

How much ethanol is in a beaker?

About 50 cm 3 of absolute ethanol is measured into a beaker. About 50 cm 3 of glacial ethanoic acid is added and mixed well. This mixture is poured into a distillation flask.

What is the name of the alcohol part of an ester?

The name of the alcohol part of the ester is the name of the alkyl group (–C m H 2m+1) in the alcohol.

Problem 8 Easy Difficulty

Write the structure of the ester formed in each of the following reactions: Sample Solution (a) By analogy to the general equation and to the examples cited in this section, we can write the equation. As actually carried out in the laboratory, 3 mol of propanoic acid was used per mole of 1-butanol, and the desired ester was obtained in 78% yield.

Video Transcript

Let's work on the problem from the chapter. Organic chemistry. This problem is based on the chemical reactions of organic compounds. Here we have to write the equation for the reaction which will takes place between Europe, America and the ethanol to form Esther. And also we have to write the name of the Astra, which is formed in this reaction.

How are esters formed?

To put it in simple terms, esters are the group of chemical compounds which are formed by bonding of an alcohol group with a group of organic acids, by losing water molecules. Esters are also usually derived from carboxylic acids. It may also be obtained by reaction of acid anhydride or acid halides with alcohols or by the reaction of salts ...

What is the structure of ester?

Structure of Ester. Esters feature a carbon-to-oxygen double bond that is also singly bonded to a second oxygen atom. The oxygen atom is further connected to an aryl or an alkyl group. They come in all shapes and sizes.

What is Ester?

To put it in simple terms, esters are the group of chemical compounds which are formed by bonding of an alcohol group with a group of organic acids, by losing water molecules.

What is the name of the process of making an ester?

This is another term that we need to learn and understand this topic. Esterification is a process or a general name for a chemical reaction, in which two reactants (alcohol and an acid) form an ester as the reaction product. The formula for carboxylic acid esters is RCOOR’ (where R and R’ are any organic combining groups) that are prepared again by the reaction of alcohols and carboxylic acids in the presence of hydrochloric acid or sulphuric acid is done by this process. Through this process, we basically learn about the formation of esters.

How do esters break down into alcohols?

Methyl Butyrate. Interestingly, esters can also be split back to alcohols and carboxylic acids by the action of water, dilute acid or dilute alkali. This process is known as ester hydrolysis.

Why do ester molecules smell?

Esters smell partially because of the feeble intermolecular forces they show. This encourages ester molecules to penetrate and hit the nose in the gas phase. To share in hydrogen bonding, there are not highly positively polarised hydrogens in esters. Remember ethyl butyrate, for instance, which smells like pineapple.

What is the most common form of ester?

A compound or functional group derived from alcohol condensation and an acid with simultaneous water loss. Carboxylic ester (also referred to as carboxylate ester; also simply called an ester), derived from carboxylic acid, is the most common form of ester.