Chemfig
Chemfig
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Chemfig

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Chemfig

Chemfig is a LaTeX package used for creating graphical representations of chemical structures, molecules, reaction schemes, and structural formulas. It provides a simple and flexible syntax to define atoms, bonds, angles, rings. It allows for the construction of both organic and inorganic molecules using LaTeX markup.

Package preamble:

Chemfig uses a simple syntax based on TeX commands. For example:

Produces a structural formula for acetic acid and a structure would render as:

There are 9 different bond types:

Molecular angles of a methane molecule:

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