Conversion of cdx files to tiff file format

ChemDraw graphics software should support the export of its own file types (for example CDX) to several graphics including TIFF. So that may be the conversion you were looking for. Other than that there also exist CDX format used in CorelDraw which also could be exported as TIFF image, but only using CorelDraw itself.

Open CDX file    Open TIFF file

Related software

CorelDraw Graphics Suite icon

CorelDraw Graphics Suite

A set of applications used by professional graphic designers