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Does the Chem3D Ultra licence include MOPAC Pro?
The current Chem3D Ultra stand alone product (which is called Chem3D Ultra with MOPAC) does include MOPAC Pro. See http://products.cambridgesoft.com/ProdInfo.cfm?pid=369 The "Chem3D Ultra with MOPAC 10.0" stand alone product will also include MOPAC Pro. Note that ChemOffice Ultra 9.0, while it ....
After pasting in a structure from ChemDraw, the model does not look correct and/or I receive warnings in the Messages window.
Models appear incorrectly when pasted from ChemDraw. Chem3D builds models according to the atom types defined in the Atom Types table. If an atom type is not defined, Chem3D will make a guess at the closest atom type available in the Atom Types table. You need to define missing atom types. See the ....
When I type a substructure in the text replacement box of Chem3D and press Enter, I get an error message stating, "Sorry, "x" does not begin with a recognized element or substructure name."
You may have opened your Chem3D Substructures file in ChemFinder (maybe unwittingly by double clicking it) and have corrupted it. Please reinstall the Chem3D portion of the software and immediately lock your Chem3D Substructures file BEFORE opening it. If you want to make changes to the Substructu....
How do I open crystal cell parameters?
Opening crystal cell parameters. If you have crystal parameters that you want to bring into Chem3D, you will want to use the cartesian coordinates file format. The Chem3D Help menu provides the specific information you will need for setting up a CC file with crystal cell parameters. How do I? Chem3....
When I install Chem3D Net Plugin 4.0 onto my Macintosh I get a message asking for Netscape Communicator 3.x or 4.x.
Problems installing Chem3D Net Plugin 4.0 onto a Macintosh machine. User is asked for Netscape Communicator. The error message is accurate. The Mac 3D 4.0 Plugin is quite old and is only designed to work with Netscape 3.x and 4.x. It will not work with any other browser. It is not possible to use....
Error message: "CDXLIB.DLL file cannot be found. Check the file to determine the problem."
This is likely to be caused by the installation of the wrong version of CDXLIB.DLL. This can happen if you install the software & then try to install an older version. The solution is to try uninstalling all CS software. Look for the CDXLIB.DLL file and delete it as uninstalling does not delete t....
Why have I received the Chem3D 6 manual when I ordered Chem3D 7?
Older manual provided with Chem3D 7. Because of the minor differences between version 6 and 7 of Chem3D, Cambridgesoft did not modify the manual. The only new thing that needed documenting was Tinker and this is described in the ReadMe file. Product Information Chem3D All 7 en....
Problems completing Tutorial 3 in the Chem3D Ultra 8.03 manual. Double clicking on the internal rotation bar does not move the atoms.
Known issue with Chem3D. Manually dragging the internal rotation bar to the desired number of degrees does work. The only workaround is to manually move the bar in order to create movies. This has been reported to Cambridgesoft R&D department so it should be fixed in the next release. Unexpected be....
The geometry of the model is not displaying correctly or Chem3D will not allow me to build a model because of missing atom types.
Chem3D will not allow me to build a model because of missing atom types. Chem3D builds models based on the information in the Atom Types table. There are a number of atom types already defined in this table, but there are too many variations to define them all. Therefore, it is up to the user to de....
System Requirements for Chem3D 7.
Windows and Macintosh compatibility for Chem 3D 7. Chem3D for Windows System Requirements Operating System Windows 95/98, 2000, Me, XP, Windows NT 4.x RAM 64 Mb Disk Space 35 Mb Processor Intel or AMD faster than a 486 Plugin Internet Explorer 4.0 - 6.x or Netscape 4.x Other IE 3.x or greater requi....
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