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By integrating and linking compounds from hundreds of high quality data sources, ChemSpider enables researchers to discover the most comprehensive view of freely available chemical data from a single online search. </p><p data-v-de7bc6cb>Since 2009, ChemSpider has been owned by the Royal Society of Chemistry. It has received multiple international awards, including the ALPSP Prize for Publishing Innovation in 2010.</p><p data-v-de7bc6cb>ChemSpider builds on the collected data by adding additional properties, related information and links back to original data sources. 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