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Structure search

Useful information

You can block searching for substituent by attaching hydrogen to a particular atom.

You may draw a single bond and add hydrogen using the X atom function. Click on 'X' and select 'H'. You also can enter different atoms like Si, Na, Se, etc.

Load structure from .mol or .sdf file to drawing window:

If your *.sdf file contains more than one structure, the first only will be used for search. If you want to search for all structures from your .sd file, please go to the page: Search by Text/File.

Exact structure      
Results of your search will be limited by 100 hits.