BKchem BKchem is a chemical drawing program.
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drawing drawing program chemical chemical drawing BKchem

BKchem Description

BKchem is a chemical drawing program. BKchem is a free chemical drawing program. BKchem was concieved and written by Beda Kosata.BKchem is written in Python, an interpreted and very nice programming language. Here are some key features of "BKchem": Drawing: · bond-by-bond drawing · bond lenght and angle restrictions to assist with the drawing · ready to use templates of common rings · ability to expand common groups from abbreviated to structural form · radicals, charges... · arrows · rich text · color support · simple vector graphics (rectangles, circles, polygons etc.) Editing: · unlimited undo and redo capabilities · aligning · scaling · rotation (2D, 3D) · aligning of molecules so that particular bond is horizontal/vertical · rotation of molecular fragments around bonds (conformation changes) · definition of personal preferred drawing style (bond lenghts, widths, colors...) Export: · full export to SVG (native data are transparently embedded into SVG file) · full export to OpenOffice Draw format · full export to Encapsulated PostScript · basic support for both CML1 and CML2 · Molfiles · generation of SMILES Import: · basic support for both CML1 and CML2 · Molfiles · SMILES (subset) · INChI (subset) Other features: · localization support (currently English, French, Czech and Polish translations are available) · native format is XML based · validity checking of drawn structures What's New in This Release: · This release includes one fix in InChIKey generation and an enhancement of drawing of 3D rotated molecules.

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