Methine Definition

Methine Sentence Examples

• It is remarkable that sulphur can replace two methine or CH groups with the production of compounds greatly resembling the original one.

• Similarly, two or more methine groups may be replaced by the same number of nitrogen atoms with the formation of rings of considerable stability.

• The three primary members are furfurane, thiophene and pyrrol, each of which contains four methine or CH groups, and an oxygen, sulphur and imido (NH) member respectively; a series of compounds containing selenium is also known.