Chemical Drawing software for Mac OS from contributors to CHMINFL

Unedited and untried but from a reputable source, the following comes from contributors to the CHMINF-L mailing list.

The first options were in response to a question about freely available alternatives to ChemBioDraw for Macs.

BKChem - http://bkchem.zirael.org/
written in Python and should also work on a Mac. Exports to ISO26300 format (OpenDocument Format, ODF) which can then be used or edited in OpenOffice.org. It is free.

ChemDoodle - http://www.chemdoodle.com/

JChemPaint - http://jchempaint.sourceforge.net/
free and open source

Bioclipse - http://www.bioclipse.net/
free and open source

MarvinSketch - http://www.chemaxon.com/product/msketch.html
written in Java. Free for academics with registration.

The following are not Mac-specific:

A review of a number of Chemistry graphics packages can be found here at (beware of pop-ups) - http://dragon.klte.hu/~gundat/rajzprogramok/dprog.html

ACD ChemSketch - http://www.acdlabs.com/download/chemsk.html

Symyx Draw - no fee

KnowItAll Academic Edition - http://www.knowitall.com/academic/
free to students, faculty, and staff at degree-granting schools, colleges, and universities.

Xdrawchem - http://xdrawchem.sourceforge.net/