CAS REGISTRY | CAS
https://www.cas.org/cas-data/cas-registryAuthoritative source for accurate chemical names, structures, and CAS Registry Numbers ®. 193 million organic and inorganic substances, including alloys, coordination compounds, minerals, mixtures, polymers, and salts disclosed in publications since the early 1800s. ~70 million protein and nucleic acid sequences.
Search for Chemicals - ECHA - Europa
https://echa.europa.eu/search-for-chemicalsConsultations. ECHA organises consultations to get feedback from all interested parties and to gather the widest possible range of scientific information for the regulatory processes. REACH. Substances of very high concern identification. Draft recommendation for inclusion in the Authorisation List and consultation. Applications for authorisation.
CAS REGISTRY | CAS
www.cas.org › cas-data › cas-registryAuthoritative source for accurate chemical names, structures, and CAS Registry Numbers ®. 193 million organic and inorganic substances, including alloys, coordination compounds, minerals, mixtures, polymers, and salts disclosed in publications since the early 1800s. ~70 million protein and nucleic acid sequences.
PubChem
https://pubchem.ncbi.nlm.nih.govPubChem is the world's largest collection of freely accessible chemical information. Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more.
CAS Databases | CAS
https://www.cas.org/support/documentation/cas-databasesCAS References - includes more than 56 million records from the early 1800s to the present. CAS Reactions - our chemical reaction database, includes more than 140 million reactions and synthetic preparations. CAS Chemical Supplier Insights - provides access to millions of commercially available chemicals from hundreds of suppliers.
CAS Databases | CAS
www.cas.org › support › documentationCAS References - includes more than 56 million records from the early 1800s to the present. CAS Reactions - our chemical reaction database, includes more than 140 million reactions and synthetic preparations. CAS Chemical Supplier Insights - provides access to millions of commercially available chemicals from hundreds of suppliers.
CAS Common Chemistry
commonchemistry.cas.orgCAS Common Chemistry is an open community resource for accessing chemical information. Nearly 500,000 chemical substances from CAS REGISTRY ® cover areas of community interest, including common and frequently regulated chemicals, and those relevant to high school and undergraduate chemistry classes.