FAQs
For questions not addressed by a support solution here, please Contact Us. Please do include a description of the problem as well as your operating system and version.
What can we help you with?
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My Access Structures search returns only the first 30 records for my search, what do I do?
… For performance optimisation only the first 30 records from a search will be displayed. If you require the display of further records then you should search …
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Why is my search taking so long?
… This is probably due to limitations in the CSD search engine. The most common types of slow searches are: Substructure searches for groups that contain …
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How do I edit & re-run a Crystal Packing Feature search?
… If you have run a Crystal Packing Feature search using Mercury, you can edit and re-run that search either by clicking on Options > Edit within the Searches …
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Why has my compound name search given some unexpected hits?
… It is very hard to devise a compound-name search that will allow for all the possible ways in which a compound may be named. Try using name roots (e.g. thiazol …
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Why is my search taking so long?
… Exact searches are almost always very quick, but generalised searches may be much slower. The selection mode (available within the Mogul search settings dialog …
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How can I search on tautomers with ConQuest?
… In tautomeric situations, the crystal structure will contain a specific tautomer and the safe procedure is to formulate the principal tautomers and search …
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What is the best way of reducing the number of hits if a search gives more than I want?
… You could simply stop the search before it's finished. However, a less arbitrary method is to make the search query chemically more specific (e.g. by using …
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I find searching for polymeric structures difficult and I get results I don't fully understand. Can you explain how polymeric structures are defined so I can tailor my searches to be more effective?
… Polymers and extended structures are defined within the CSD with the use of the polymeric bond type. We have prepared a document that details how to search …
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What is the difference between the ‘exact’ and ‘substructure’ settings in Structure Search?
… The ‘exact’ and ‘substructure’ settings for the Structure Search application are intended to allow easy searching for either complete molecules or fragments …
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How does the journal name search work in the Access Structures service?
… The new version of Access Structures allows you to search for journals in the Cambridge Structural Database (CSD) and the Inorganic Crystal Structure Database …