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ChemFiles are monthly new product guides in Chemical Synthesis from Sigma-Aldrich. Each product guide introduces new products and services related to a particular research area of interest. Downloadable pdf versions are shown below or you can subscribe to ChemFiles below.

Vol. 5, No. 1 Oxidation 733 KB PDF	Vol. 5, No. 2 Biaryls 757 KB PDF	Vol. 5, No. 3 Nanomaterials for Advanced Applications 965 KB PDF	Vol. 5, No. 4 Asymmetric Synthesis 1.98 MB PDF
Vol. 5, No. 5 Piperazines 1.32 MB PDF	Vol. 5, No. 6 Enabling Technologies Ionic Liquids 2.49 MB PDF	Vol. 5, No. 7 Microreactor Technology 1.77 MB PDF	Vol. 5, No. 8 Organic Electronic Materials 1.84 MB PDF
Vol. 5, No. 9 Reduction 966 KB PDF	Vol. 5, No. 10 Catalysis 1.62 MB PDF	Vol. 5, No. 11 Polymer Supported Catalysts and Reagents 1.89 MB PDF	Vol. 5, No. 12 Tools for Drug Discovery 2.10 MB PDF
Vol. 5, No. 13 Solid-State Synthesis 1.03 MB PDF

Vol. 4, No. 1 Polymer-Supported Scavengers & Reagents 1.5 MB PDF

Vol. 4, No. 2 Reagents for C-C Bond Formation 2.3 MB PDF

Vol. 4, No. 3 Volatile Precursors for Nanofabrication 5.3 MB PDF

Vol. 4, No. 4 Organic Building Blocks 803 KB PDF

Vol. 4, No. 5 Unnatural Amino Acids 2.96 MB PDF

Vol. 4, No. 6 Organic Semiconductors for Advanced Electronics 567 KB PDF

Vol. 4, No. 7 Pd EnCat™ Encapsulated Palladium Catalysts 2.51 MB PDF

Vol. 4, No. 8 Indoles 772 KB PDF

Vol. 4, No. 9 Fluorous Synthesis and Separation 1.07 MB PDF