What is an alpha beta unsaturated system?

α,β-Unsaturated carbonyl compounds refers to organic compounds with the general structure (O=CR)−Cα=Cβ-R. Examples would be enones and enals. In these compounds the carbonyl group is conjugated with an alkene (hence the adjective unsaturated).

Can nitrile be oxidized?

Various primary alcohols, and primary, secondary, and tertiary amines were efficiently converted into the corresponding nitriles in good yields by oxidation with 1,3-diiodo-5,5-dimethylhydantoin (DIH) in aqueous ammonia at 60 °C.

How do you make an alpha beta unsaturated ketone?

The most common method of synthesizing alpha beta unsaturated ketones is through an organic reaction called an aldol condensation reaction. In this reaction, a ketone is reacted with an aldehyde in the presence of a base.

What is alpha beta unsaturated aldehyde?

Definition: An aldehyde of general formula R(1)R(2)C=CR(3)-CH=O. or RC#C-CH=O. in which the aldehydic C=O. function is conjugated to an unsaturated C-C bond at the alpha,beta position.

What is alpha and beta hydrogen?

The nomenclature can also be applied to the hydrogen atoms attached to the carbon atoms. A hydrogen atom attached to an alpha carbon atom is called an alpha-hydrogen atom, a hydrogen atom on the beta-carbon atom is a beta hydrogen atom, and so on.

What disease can be treated with drugs containing nitrile?

α-Amino Nitrile Drugs and Drug Leads Several amino nitriles have been developed as reversible inhibitors of dipeptidyl peptidase (DPP IV) for treating diabetes.

Are enones stable?

Conjugated enone products are more stable than non-conjugated due to extended P orbital overlap. Conjugation of the p electrons of the alkene and carbonyl bonds provide a molecular-orbital description showing the interaction of p electrons of all four atoms.

What does alpha and beta mean in organic chemistry?

In organic chemistry, the alpha carbon (Cα) refers to the first carbon atom that attaches to a functional group, such as a carbonyl. The second carbon atom is called the beta carbon (Cβ), and the naming system continues in Greek alphabetical order.

What is the difference between alpha and beta amino acids?

The key difference between alpha and beta amino acid is that alpha amino acids have a carboxylic acid group and an amine group on the adjacent carbon atoms, whereas in beta amino acids the amine group is attached to the secondary carbon atom from the carboxylic acid group.

What do expectorant drugs do?

An expectorant is a type of cough medicine used to help clear mucus (phlegm) from your airway. You may take an expectorant to help relieve congestion if you have a cold or the flu. Expectorants are available as standalone drugs or as an ingredient in an all-in-one cold or flu medication.