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Finding Chemical Information
Svetla BaykouchevaHead, White Memorial Chemistry Library
University of Maryland College Park
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UM Resources
• UM Libraries Web Page (www.lib.umd.edu):– Library Catalog– Research Port – Chemistry Library Web page:
www.lib.umd.edu/CHEM/chemistry.html• Web of Science• SciFinder Scholar (Chemical Abstracts+MEDLINE)• Google Scholar• SciFinder Scholar
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Chemistry Library Web Page www.lib.umd.edu/CHEM/chemistry.html
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Properties of Chemical Compounds
• The Merck Index• CRC Handbook of Chemistry and Physics• Lange’s Handbook of Chemistry• Perry’s Chemical Engineering Book• Dictionary of Inorganic and Organometallic Compounds• Journal of Physical and Chemical reference data (NIST)
URL: www. nist.gov/srd/jpcrd.htm• Knovel Critical Tables: www.knovel.com/knovel2/Toc.jsp?
BookID=761 • DiscoveryGate: www.discoverygate.com• SciFinder Scholar (can be accessed in the Chemistry Library)
• PubChem: http://pubchem.ncbi.nlm.nih.gov/
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Online Resources
• UM Libraries Web Page (www.lib.umd.edu): Research Port
• Chemistry Library Web page: www.lib.umd.edu/CHEM/chemistry.html
• Web of Science• Science Direct • Google Scholar www.scholar.google.com• SciFinder Scholar• PubChem http://pubchem.ncbi.nlm.nih.gov • PubMed: www.ncbi.nlm.nih.gov/pubmed/
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Finding Articles: SciFinder Scholar(Chemical Abstracts)
SciFinder Scholar: Chemical Abstracts online. Available on all public computers in the Chemistry Library.
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SciFinder Scholar: Results Screen
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SciFinder Scholar: Records
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SciFinder Scholar: Finding Properties of Chemicals
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SciFinder Scholar: Finding Properties of Chemicals
(Toluene)
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Google Scholarwww.scholar.google.com
• Search for HPLC and “fatty acids”
• Time period “2000-2007”
• FindIt button means UM has it
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Google Scholar: FindIt
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Web of Science
• Go to Research Port www.lib.umd.edu • Select Database by Name: Web of Science • Select Web of Science, Select “General Search” • Type for Topic: HPLC AND “fatty acids” • Narrow down by Publication Year: 2000-2007;
Language: English• Analyze results• Analyze by Author to find an expert• Analyze: by subject category; Check the
following categories/ Click on “View records”; Click on the title of an article; check how many times articles was cited
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WoS: Search by Topic HPLC/method/fatty acid*
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WoS: Narrowing Down Results
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WoS: Finding Experts
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WoS: Reviews
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DiscoveryGatewww.discoverygate.com
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Content- What can DiscoveryGate do?
DiscoveryGate answers your research questions
How do I synthesize this compound?
What are some other examples of this type of reaction?
What does the full text say about the hypothesis and conclusion for this experiment?
What are the limitations of this type of reaction?
Order Compounds________________2-5-diaminotoluene________________Chem Pacific Corp2.0 g = $280.00________________________________Is this chemical
available for purchase? What vendor can I order it from? How much does it cost?
What metabolites result from this compound? Are they toxic?
N
ON
+
O
O
O-
N
N
Toxicity____ ________________Benzene – Human Inhalation________________5 mg/m3/5 H LCLo________________________________
What is the lowest lethal inhalation dose of this compound?
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Content- Crossfire Databases
Search these databases with Commander and the DiscoveryGate Browser
Beilstein
The worlds largest collection of organic chemical information 9 million structures 9 million reactions 35 million property data 400 searchable fields of data Abstracts from 1980 on.
Gmelin
Inorganic chemistry-2 million structures-2 million reactions
Patents
Structure-searchable reaction database for end-users
Commander DiscoveryGate Browser
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DiscoveryGate - Chemical SourcingMDL Available Chemicals Directory – •400,000 compounds from 680 suppliers.• Industry standard•Identify and locate commercially available chemicals •Make side-by-side comparisons of purity, quantity, and price.• Save valuable time by accessing information from a single source. • Readily compile lists of chemicals of interest.
MDL Screening Compounds Directory-Consolidated Supplier Catalogs for High-Throughput Screening. 3 million compounds from 46 international suppliers of HTS compounds.
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DiscoveryGate- Bioactivity databases
xPharmWorld’s largest Pharmacology Major Reference Work
Agents, targets, Disorders, Principles.
•Select appropriate targets for screening of new compounds. •Predict adverse effects. •Identify experts in selected areas of research. •Retrieve information for business plans and grants. •Prepare lecture materials.
MDL Comprehensive Medicinal Chemistry-Derived from the Drug Compendium in Pergamon’s Comprehensive Medicinal Chemistry. 7500 bioactive compounds used or studied as medicinal agents in humans.
MDL Drug Data Report- 100,000 drugs launched or under development, from the patent literature, journals, meetings and congresses.
National Cancer Institute Database – 213,000 structures from 4 different NCI databases.
MDL Metabolite- Metabolic transformations from journals, compendia,NDAs.
MDL Toxicity – RTECS, Gene-tox from EPA, Carcinogenesis Risk Information System
N
N
vasodilator
NN
Methamphetamine amphetamine
O
Cl
O
Cl
Chlorinated aromatic hydrocarbon
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DiscoveryGate: FunctionalityDiscoveryGate: FunctionalityReaction Query Reaction results Substances for
this reaction
Data for this substance
Details for this reaction
Similar reactions in another database
Retrosynthetic pathway
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Find what you are looking for
DiscoveryGate: Searchable Property FieldsDiscoveryGate: Searchable Property Fields
See data of interest if you find relevant records
Use data of interest to find relevant records
DiscoveryGateBibliographic Database
Property data not searchable
Property data fully searchable
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DiscoveryGate: DiscoveryGate: View and Manipulate Information
View in: database view, properties view, or grid view
Save lists
Combine lists
Sort lists
Export as html files
Export as SD files
Export as text files
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DiscoveryGate: Find Information in Other DiscoveryGate: Find Information in Other DatabasesDatabases
Extensive indexing ensures that you don’t miss valuable information
Also found in…
Find similar reactions…
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DiscoveryGate: Help is just a click awayDiscoveryGate: Help is just a click away
“How Do I?” Guide
Quick Start Guide
Web-based training
https://www.discoverygate.com/
Video
Pop-up instructions
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DiscoveryGate: Properties of substances that contain the same functional group
• Open DiscoveryGate: www.discoverygate.com
• Select Symyx Compound Index • Double-click the structure box. • Draw the structure of β-aminopyridine • Click the Done button to transfer the
structure to Database Browser. • Choose Substructure from the drop-list
of search types. • In the Field Index, click the + sign to
open the Physical Chemical folder. • Click the physical or chemical properties• Click Start Search.
Β-aminopyridine
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DG: MDL Structure Drawing
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DG: Substructure Searching β-aminopyridine
(Analytical/Spectral/IR and Raman Spectroscopy)
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CrossFire Beilstein: Organic Chemistry
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DiscoveryGate: Data Lookup
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DiscoveryGate: Cholesterol
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DiscoveryGate: Properties of Cholesterol
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DiscoveryGate: Cholesterol Synthesis
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DiscoveryGate: Reactions for Cholesterol
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Integrated Databases: DiscoveryGate and PubChem
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CrossFire Gmelin: Inorganic Chemistry(Potassium Iodide)
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CrossFire Gmelin: (Properties of Potassium Iodide)
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DG: MDL Drug Data Report(Statins/Hypolipidemic/Development Phase II)
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DG: MDL Drug Data Report(Data Lookup/Activity/Hypolipidemic)
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PubChemhttp://pubchem.ncbi.nlm.nih.gov/
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Evaluate the Session
Svetla Baykoucheva [email protected], White Memorial Chemistry Library
Please answer these two questions:1. Did you find this presentation useful?2. Give examples of the three things that
you have learned and found useful during this session.
Thank you.