What two functional groups are present in salicylic acid?
Salicylic acid (2-hydroxybenzoic acid) is formed of a benzene ring to which 2 adjacent groups, carboxylic group and hydroxy group, are attached. We don’t normally consider benzene to be a functional group, so that’s why the hydroxyl and carboxylic are the ones that count.
What are three functional groups of salicylic acid?
The functional groups of salicylic acid. Purple = phenol; green = carboxylic acid; blue = phenyl.
What are the 2 functional groups?
Some of the important functional groups in biological molecules include: hydroxyl, methyl, carbonyl, carboxyl, amino, phosphate, and sulfhydryl groups. These groups play an important role in the formation of molecules like DNA, proteins, carbohydrates, and lipids.
What functional groups are present in aspirin?
The common name of aspirin is acetylsalicylic acid and its IUPAC name is 2-Acetoxybenzoic acid. Between ester and carboxylic acid functional groups the highest priority functional group is carboxylic acid. Hence, in aspirin carboxylic acid is the principal functional group. Therefore, the correct option is B, -COOH.
Is salicylic acid primary secondary or tertiary?
The salicylic acid pathway is one of the primary plant defense pathways, is ubiquitous in vascular plants, and plays a role in rapid adaptions to dynamic abiotic and biotic stress. … These secondary effects can both directly influence plant attackers and mediate indirect interactions between herbivores and pathogens.
Which functional group is not present in the salicylic acid reactant?
The structures look quite similar. They both have a benzene ring carrying two groups, on adjacent carbon atoms. In both of them one of the groups is a carboxylic acid group. But, salicylic acid carries a phenol group whilst aspirin does not.
What functional groups are present in aspirin and salicylic acid?
Aspirin (acetylsalicylic acid) contains three groups:
- carboxylic acid functional group (R-COOH)
- ester functional group (R-O-CO-R’)
- aromatic group (benzene ring)
Is salicylic acid polar?
The -OH group is more polar than the ester so salicylic acid is more polar than aspirin.
What is an ether functional group?
The ether functional group consists of an oxygen atom that forms single bonds with two carbon atoms. Figure 4.4. 4: Ethers. Ethers are good solvents for other organic compounds because of their low reactivity. They readily dissolve nonpolar molecules.
Which functional group in salicylic acid can act as a nucleophile?
This time the hydroxyl group of the salicylic acid acts as the nucleophile to attack the carbonyl group of the acetic anhydride and replace one of the acetyl groups.
Does salicylic acid have an ester functional group?
Note that the salicylic acid has an organic acid functional group, and an alcohol group, on an aromatic hydrocarbon ring. The acetylsalicylic acid retains the organic acid functionality, but the alcohol has been modified, to form an ester group. … All esters have in common the linkage shown above (far right).
Which other important functional group does salicylic acid contain quizlet?
Salicylic acid has an OH group, and aspirin has an ester.
What functional group in salicylic acid reacts with acetic anhydride to form an ester?
-OH
To make acetylsalicylic acid, the -OH group of the salicylic acid reacts with acetic acid to produce the ester and water.
What type of organic functional group does the alcohol group in salicylic acid converted to during the reaction?
ester
When an alcohol is allowed to react with a carboxylic acid in the presence of an acid catalyst, the functional groups combine in a condensation reaction to form an ester and water: Page 3 By reacting the phenol group of salicylic acid with acetic acid, an ester group (which is not acidic) is formed and the resulting …
What two functional groups are found in methyl salicylate?
In methyl salicylate (on the left) the benzene ring is substituted by two functional groups, a hydroxyl group (-OH) and an ester group (-COOCH3).
What is the functional group of acetic acid?
Organic acids, such as acetic acid, all contain a functional group called a carboxyl group. The carboxyl group contains the C=O. of the carbonyl group, with the carbon atom also being bonded to a hydroxyl (−OH) group. A carboxylic acid is an organic compound that contains the carboxyl functional group.
What functional groups are in acetic anhydride?
Generally, acetic anhydride synthesis involves the dehydration reaction of two carboxylic acid functional groups. Acetic anhydride can be used to for a variety of purposes, such as the production of aspirin and cellulose acetate for plastic goods.
What reacts with salicylic acid?
However, salicylic acid also has an electrophilic carbon atom as part of its carboxylic acid functional group. Thus, salicylic acid can react with nucleophilic molecules like methanol in addition to reacting with electrophilic molecules like acetic anhydride.