MoleculeSketch M

MoleculeSketch is a simple and easy to use drawing App for chemical formulas and reactions.

MoleculeSketch M is the standalone version of MoleculeSketch for macOS.

It has following features:

+ add atoms and bonds nicely by position locking (can be disabled)

+ choose different bond types (double, stereochemical, delocalised, etc.)

+ add bonds with higher hapticity

+ type functional groups by double-clicking on symbol

+ show missing hydrogen atoms depending on free valences

+ "grow" and remove hydrogen atoms

+ show non bonding electron pairs on heteroatoms

+ add reaction arrows and text fields

+ access drawing attributes from popover panels

+ calculate average mass and formula of molecules

+ group and arrange objects

+ change background color of drawing area and add a grid

+ copy/paste/cut molecules and drawings

+ paste drawings into other applications as pdf drawing

+ import from mol/sdf files

+ use trackpad gestures for zooming and rotation