MDL® Discovery Framework MDL® Discovery Experiment Management MDL® Discovery Predictive Science MDL® Discovery Knowledge	MDL® Available Chemicals Directory MDL Available Chemicals Directory is now produced quarterly! MDL Available Chemicals Directory provides access to pricing and supplier information for over 400,000 research-grade and bulk chemicals, making it the largest structure-searchable database of commercially available chemicals. The database includes information on product purities, forms, grades, available quantities, and prices, along with supplier and distributor contact information. Available Chemicals Directory is available in five formats, including a relational format, and is available with 2D structures or 3D molecular models. Available Chemicals Directory runs on the industry standards MDL ISIS and Oracle. Highlights: Search by structure or data: The Available Chemicals Directory/Finder allows you to identify chemicals using structure or substructure, chemical name or synonym, CAS Registry Numbers, or molecular weight and formula as the search criteria. Access safety and hazard data: The Available Chemicals Directory/Finder allows you to link to MSDSs available in MDL's OHS MSDS databases licensed at your site. Compounds for HTS: MDL Screening Compounds Directory (formerly Available Chemicals Directory-Screening Compounds), contains over two million structures to provide a diverse collection to support screening programs. MDL Chemical Products Information file: This file contains the catalog data found in the MDL Available Chemicals Directory in a relational format built in Oracle. The MDL Chemical Products Information file allows users to readily search catalog data, including catalog number, price, purity, and price per gram. It can be used in conjunction with MDL ACD, or with proprietary and 3rd party applications and is required for MDL SMART, MDL CIMS, and MDL Reagent Selector. Variety of formats: MDL Available Chemicals Directory can be delivered as an MDL ISIS database; packaged as the MDL Chemical Products Information file (delivered as Oracle export files); or assembled into MDL SDfile or MDL RDfile format. Focus: Commercially available research-grade and bulk chemicals Source: Current catalog information from 655 worldwide suppliers Scope: 409,123 unique chemicals 1,151,065 products 7 new catalogs added 10,000 new chemicals 351,600 3D models (MDL Available Chemicals Directory 3D) Formats: MDL ISIS Relational Chemical Gateway (RCG) Database MDL CPI File (Oracle tables) MDL SDfile (3D structures only) MDL RDfile (2D structures and catalog data) Disk space requirements:   MDL ISIS/Host version Installed Space (MB) Temporary Space (MB) MDL Available Chemicals Directory 3.0-3.2 1400 950 3.3/4.0 1300 1000 MDL Available Chemicals Directory 3D 3.0-3.2 1900 1400 3.3/4.0 1900 1500 MDL Chemical Products Information file Not Applicable 1300-2100 700-1000 MDL SDfile Not Applicable 800 Not Applicable MDL RDfile Not Applicable 1600 Not Applicable If you are a supplier and are interested in having your catalog included in the MDL Available Chemicals Directory, please contact us. Last Updated 04-Oct-2002

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