Chemistry Chemical Reference Databases in the Best of the Web Directory

Chemistry Chemical Reference Databases


Directory and searchable database for chemical names, molecular formulae, and CAS numbers.


Portal to a wide range of chemical information for reference and research purposes.


Free chemical database searchable by chemical name and chemical structure, offering access to more than 26 million structures collected from a multitude of data sources.


Design Institute for Physical Properties – a scientific project aims to provide information related to evaluated standard thermophysical property values.

InfoChem GmbH

Features products and services specially developed for the chemoinformatics industry.

The Nanogen Index

Index of information related to pesticides and other environmental contaminants.

Organic Syntheses

Provides an annual compilation of procedures related to the synthesis of organic compounds.


Knowledge base sponsored by the National Library of Medicine. Provides information on the biological activities of small molecules.

Reciprocal Net

Open, freely distributable, and extensible digital collection of molecular structures information.


Offers the drug discovery industry with important chemistry and chemistry-related information and services.


Free and interactive database providing information and procedures related to synthetic chemistry.

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