Illustrated Glossary of Organic Chemistry

Sawhorse projection: A representation of molecular structure, from an oblique angle. Somewhat similar to Newman and zig-zag (Natta) projections. The sawhorse projection is named after its similar appearance to a carpenter's sawhorse.

Sawhorse projection		Zig-zag (Natta) projection		Newman projection		A carpenter's sawhorse.

Representations of the anti-staggered conformation of butane.