Quickly confirm chemical names, CAS Registry Numbers®, structures or basic physical properties by searching compounds of general interest or leveraging an API connection.

Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations …

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ChemSrc offers quick search by Name, CAS No., Formula, SMILES, InChIKey, or EINECS. Access professional data for millions of compounds, including Physical & Chemical Properties, MSDS, …

Governmental agencies rely on CAS Registry Numbers for substance identification in regulatory applications because they are unique, easy validated, and internationally recognized.You can search …

Looking for CAS Registry Numbers or CA Index Names for known substances? For common and frequently regulated chemicals, you can use CAS Common Chemistry, an open community resource …

The ChemIndex database is a free tool for finding information on over 1,800,000 distinct chemical substances. Search on CAS registry numbers, chemical names or name fragments. A free and …

2019年6月10日 · You just enter a value/keyword and click on the search button. You can search for substances by IUPAC, full and partial trade name, InChIKey, CAS Registry Number, molecular …

For over 130 years The Merck Index has been regarded as the most authoritative and reliable source of key physical, pharmacological and historical information on chemicals, drugs and biologicals. Since …