The two remaining reaction types are allergic in nature.

The 1,2-Wittig rearrangement can also be considered an example of this reaction type.

An example of this reaction type is the Sandmeyer reaction.

The synthetic utility of this reaction type is limited.

This reaction type can be found in certain transfer hydrogenations.

Many other reaction types have since been described.

This reaction type is often used with ketones leading to enones.

This reaction type is also called a dissolving metal reduction.

Organocopper reactions are classified in a number of reaction types.

He classified enzymes by reaction type, much as is done today.