Frequently asked questions


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  Registration
  Login
  Content of SPRESIweb
  Prices
  Word Wide Web
  Software problems
  Directions for Use


   Registration

How can I get a demo account for one week?
Click on the menu Free Demo Account and complete the form "SPRESIweb Online Registration" with your name and address. Your user name and your password will be sent immediately to the address you entered. Your access will be valid for one week.  


How can I subscribe directly for SPRESIweb?
Mail us an email with your complete address. Additional, please mention if you are an academic or commercial user, how many seats you wish and the desired starting date of your access. You will get access via a password and username or via your IP-address for one year, a General Terms of Conditions and two agreements you have to sign.   
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   Login

How do I login?
Click on the menu Password Login and you get to the login page of SPRESIweb where you have to type in your password and username provided by Infochem after your registration. Then click on the login button to complete the process.  

What types of logins are available?
You can get an access via password and username or via your IP-address.  

I forgot my username/password. How do I get it again?
Send us an email with your address and your billing number and we will mail your access data.   

I got the error: Your session has expired. What is the problem?
After 30 minutes of inactivity the session will be finished automatically. You need to login again to proceed.   

I cannot login. What is the reason?
Check your browser options. To run SPRESIweb JavaScript has to be enabled.
If you work with a German version of Netscape you can enable JavaScript under Bearbeiten-> Einstellungen-> Erweitert.
If you have an English version of Netscape you have to choose edit-> preferences-> advanced-> enable javascript.
If you use a German version of the Microsoft Internet Explorer you can enable Javascript under Extras-> Internetoptionen-> Erweitert.
If using an English version of the Microsoft Internet Explorer please check the menu point tools-> options-> securities-> internet zone-> custom level and enable java and javascript.
You might have to restart the browser to confirm your changes.   

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   Content


What do I need if I want to use ICEDIT for drawing structures?
To use the ICEDIT Java (plugin version 1.2) and Javascript has to be activated and popups have to be allowed .   

What do I need if I want to use ChemDraw or ISIS/Draw for drawing structures?
To use ChemDraw a fully-licensed version ( 6.0, 7.0 or 9.0) has to be installed on your PC. To use ISIS/Draw as an editor ISIS/Draw and the InfoChem plugin ICsetup have to be installed. ISIS/Draw can be downloaded free of charge from the homepage of Symyx. The InfoChem plugin icclient_setup.zip can be downloaded using the link Get Plugins in the menu help.   

What does the acronym SPRESI stand for?
SPRESI stands for SPeicherung und REcherche Strukturchemischer Information (Storage and Retrieval of Chemical Structure Information), because historically SPRESI was built as a structural databases by All-Union Institute of Scientific and Technical Information of the Academy of Sciences of the USSR (VINITI) and the German Zentrale Informationsverarbeitung Chemie, Berlin (ZIC).   

What is SPRESIweb?
InfoChem offers with the development of SPRESIweb a new dimension in scientific databases integration. Spresiweb combines a large chemical database with lots of links to additonal information sources. The search can be carried out for molecules, reactions and references. Links are provided to ChemNavigator and I-Labs of ACDLabs. For a direct document delivery we provide links to TIBORDER, CISTI, subito Library Service and to patent offices. The new SPRESIweb 2.9 contains over 8.7 million structures, 4.1 million reactions, 658,000 references and 164,000 patents. SPRESIweb covers the years 1974-2009.  

How many molecules does SPRESIweb contain?
The SPRESIweb database contains over 8.7 million molecules.   

How many reactions can you find using SPRESIweb?
SPRESIweb contains over 4.1 million reactions.   

Which are the literature sources for the data in SPRESIweb?
The SPRESIweb data have been abstracted from over 1350 literature sources, mostly journals such as
  • Tetrahedron Letters,
  • Journal of Organic Chemistry,
  • Tetrahedron,
  • Journal of the American Chemical Society,
  • Journal of Heterocyclic Chemistry,
  • Synthesis,
  • Liebigs Annalen der Chemie,
  • Journal of Organometallic Chemistry and
  • Angewandte Chemie.


Why do some molecules have no data?
If a molecule is cited only as isotope-marked or stereoisomer and not as basic structure, then this basic structure will nevertheless be saved in the SPRESIweb database.   

Which catalog data of chemicals suppliers are available?
The following catalog data of chemicals suppliers are available:
  • Sigma-Aldrich: 187,863 compounds, status:
    • Catalog, January 11th, 2010
    • Rare Chemicals Catalog, January 11th, 2010
  • ACROS: Fisher Scientific Acros Catalog, 17,874 compounds, status: March 13th, 2011
  • ASDI: 14,593 compounds, status:
    • Custom Weighed Compounds, March 16th, 2011
    • Bulk Compounds, March 16th, 2011
  • ChemCollect: Catalog, 23,208 compounds, status: September 4th, 2008
  • ChemPacific: Catalog, 19,401 compounds, status: September 6th, 2006
  • Enamine: 1 317,245 compounds, status:
    • HTS Collection, January 23rd, 2011
    • Building Blocks Database, January 23rd, 2011
  • Frontier Scientific: Catalog, 1,810 compounds, status: January 19th, 2010
  • Key Organics: 48,720 compounds, status:
    • Screening Database, February 11th, 2011
    • Building Blocks Database, February 11th, 2011
  • Life Chemicals: Catalog Stock, 336,304 compounds, status: January 18th, 2011
  • Maybridge: 62,711 compounds, status:
    • Building Blocks, February 23rd, 2011
    • Screening and Fragments, February 23rd, 2011
    • Screening Collection, February 23rd, 2011
  • Otava: 965,435 compounds, status:
    • Otava Stock, November 8th, 2010
    • Otava Building Block Database, November 8th, 2010
    • Tangible Compounds Library, November 8th, 2010
  • PharmaCore: Catalog, 607 compounds, status: March 14th, 2011
  • Synchem Inc.: Catalog, 2,046 compounds, status: March 24th, 2011
  • SYNCHEM OHG: Catalog, 4,782 compounds, status: January 25th, 2011
  • SynQuest: Catalog, 6,462 compounds, status: February 4th, 2010
  • Synthonix: Catalog, 2,043 compounds, status: January 8th, 2010
  • VWR: Catalog, 16,184 compounds, status: February 5th, 2010
  • ChemiK: Chemik Stock, 3,810 compounds, status: March 23rd, 2011
  • Apollo Scientific: 40,567 compounds, status:
    • Organochemicals, February 18th, 2011
    • Fluorochemicals, February 18th, 2011
  • Oakwood: Catalog, 35,067 compounds, status: March 11th, 2011
  • Sinova: Catalog, 5,304 compounds, status: October 1st,2009
  • ABCR: Catalog, 90,092 compounds, status: March 2nd, 2011
  • ChemBridge: Catalog, 719,159 compounds, status:
    • Screening Collection, March 1st, 2011
    • Building Block Database, March 1st, 2011
  • Rare Chemicals: Catalog, 51,507 compounds, status: January 7th, 2010
  • C/D/N Isotopes: Catalog, 2,700 compounds, status: April 1st, 2011
  • Boron Molecular: Catalog, 780 compounds, status: January 1st, 2011
  • INDOFINE Chemical Company, Inc.: Catalog, 7,846 compounds, status: Mrach 17th, 2011

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   Prices


How much does a subscription for a single-user cost?
For price information please get in contact with us  .

Do you offer a discount for academic users?
Yes, you can get a discount of 50%.  

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   World Wide Web


Which browser does SPRESIweb support?
SPRESIweb is designed to work with Microsoft Internet Explorer 5.5 and higher, Netscape Navigator 7.1 and 7.2 and Firefox 1.0 or higher.  


I cannot login. Why?
Check your browser options. SPRESIweb requires JavaScript to be enabled.
If you work with a German version of Netscape you can enable JavaScript under Bearbeiten-> Einstellungen-> Erweitert.
If you have an English version of Netscape you have to choose edit-> preferences-> advanced-> enable javascript.
If you use a German version of the Microsoft Internet Explorer you can enable Javascript under Extras-> Internetoptionen-> Erweitert.
If using an English version of the Microsoft Internet Explorer please check the menu point tools-> options-> securities-> internet zone-> custom level and enable java and javascript.
You might have to restart the browser to confirm your changes.   


Back to overview  Back to overview

   Software


What do I need if I want to use ChemDraw or ISIS/Draw for drawing structures?
To use ChemDraw a fully-licensed version (version 6.0, 7.0 or 9.0) has to be installed on your PC. The free available ChemDraw Net Plugin is not supported. To use ISIS/Draw as an editor ISIS/Draw and the InfoChem plugin icclient_setup have to be installed. ISIS/Draw can be downloaded free of charge from the homepage of Symyx. The InfoChem plugin icclient_setup.zip can be downloaded using the link Get Plugins in the menu help.   

ISIS/Draw doesn't work. Why?
To use ISIS/Draw as an editor the InfoChem plugin icclinet_setup has to be installed. Check that you have the InfoChem plugin, and check your operating system. SPRESIweb will not work with Linux, for example.   

ChemDraw doesn't work. Why?
To use ChemDraw, a fully-licensed version (version 6.0, 7.0 or 9.0) has to be installed on your PC. The free available ChemDraw Net Plugin is not supported.  

Which browser does SPRESIweb support?
SPRESIweb is designed to work with Microsoft Internet Explorer 5.5 and higher, Netscape Navigator 7.1 and 7.2 and Firefox 1.0 or higher.  

Which operating system does SPRESIweb support?
SPRESIweb is designed to work with Windows 98 SE, Windows 2000 or Windows XP.   

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   Directions for Use


How can I save/open/delete queries?
To save a query you first have to submit the query by clicking on the search button. By clicking on the menu query option save the dialog SPRESIweb save query will be opened. The last query can be saved on the server with the desired name. Type a name for the query (up to 10 characters) in the input field. By clicking on the icon with the disk the query will be saved with the given name on the server. Only the user can see his own saved queries.

To open a query you have to click on the menu query option open . The dialog SPRESIweb open query will be displayed. Select a query from the list of saved queries. Click on the icon next to the list to reopen the query, then click on the search button to reactivate that query.

To delete a query you have to click on the menu query option delete. Then the dialog SPRESIweb delete query will be displayed. Select a query from the list of saved queries. To delete the query click the icon next to the drop down list.   

How can I save/open/delete hitlists?
To save a hitlist you first have to click on the menu hitlist option save. Then the dialog SPRESIweb save hitlist will be opened. The last hitlist can be saved on the server with the desired name. Type a name for the hitlist (up to 10 characters) in the input field. By clicking on the icon with the disk the hitlist will be saved on the server with the given name. Only the user can see his own saved hitlists.

To open a hitlist you have to click on the menu hitlist option open. Then the dialog SPRESIweb open hitlist will be displayed. Select a hitlist from the list of saved hitlists. Click on the icon next to the list to reopen the hitlist. With the saved hitlist you can start your search again.

To delete a hitlist you have to click on the menu hitlist option delete. Then the dialog SPRESIweb delete hitlist will be displayed. Here a saved hitlist can be selected from the list of saved hitlists and by clicking on the icon next to the drop down list the hitlist can be deleted.  

Are my saved queries/hitlists lost when I logout?
No, your saved queries/hitlists are not lost if you are a password user. If you have saved your query or hitlist, then this query/hitlist will be on the server available only for you. Only if you delete this query/hitlist the query/hitlist will be lost.
If you are an IP- user your saved queries/hitlists are lost. To keep your queries/hitlists you need to export the query/hitlist on your pc and export the query/hitlist for a later session.  

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