CAS Source Index The CASSI Search Tool can be used to look up or confirm JOURNAL titles and abbreviations
Chemguide Helping you to understand chemistry
Chemical Safety Library The Pistoia Alliance Chemical Safety Library (CSL) provides unique crowd sourced data content containing hazardous reactions that can be used to alert scientists to potential dangerous experiments.
ChemSpider ChemSpider is a free chemical structure database providing fast text and structure search access to over 34 million structures from hundreds of data sources.
Common Chemistry CAS Registry Numbers for approximately 7,900 chemicals of widespread general public interest.
International Union of Pure and Applied Chemistry UPAC is the universally-recognized authority on chemical nomenclature and terminology
Meet the Elements - The Scholarly Kitchen
Organic Synthesis A publication of reliable methods for the preparation of organic compounds.
PubChem Free database of chemical structures of small organic molecules and information on their biological activities.
The Royal Society of Chemistry
The South African Chemical Institute