jchempaint
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Chemical 2D structure editor application/applet based on the Chemistry Development Kit
Given a drawing where symbols are painted near each other, don't compress down wedges. Bad example: 
From shk3, he meant "selection" not "highlight" https://sourceforge.net/apps/trac/jchempaint/ticket/106 See the attached screenshot. The highlighted bond is not drawn correctly. This is due to the double bonds being drawn shifted to...
Exception in thread "AWT-EventQueue-0" java.lang.IllegalArgumentException: Only IMolecule's can be stored in an IMoleculeSet at org.openscience.cdk.MoleculeSet.addAtomContainer(MoleculeSet.java:81) at org.openscience.jchempaint.controller.ReactionHub.makeReactantInNewReaction(ReactionHub.java:30) at org.openscience.jchempaint.action.CreateReactionAction.actionPerformed(CreateReactionAction.java:101) This trace spews on selecting product in new reaction. It is...
From shk3 https://sourceforge.net/apps/trac/jchempaint/ticket/34 Also, currently there is no limit on charge value. I can do a charge +102 on carbon. This should be not allowed. OTOH, MSketch allows it too...
this degenerates to zigzag if in one of the three directions, and a semi-zigzag if between, maybe even a third layer.
1. place cyclohexane; 2. click benzene; 3. regardless of which bond is fused, it becomes always single This is a feature. It should be better supported by a user preference...
placing a second benzol onto one, to yield naphalene, gives different results depending on which bond is used. There appears to hold some logic which prevents a double bond to...
1. draw C-C bond: undo is activated 2. load MOL file: undo is deactivated
this would be like in BKChem, the bond flipping mode, to flip whole groups along that bond axis.