U.S. flag

An official website of the United States government

  • Sorry, I couldn't understand your request.

Supplemental Content

Recent activity

  • Indenes
    Indenes
    A family of fused-ring hydrocarbons isolated from coal tar that act as intermediates in various chemical reactions and are used in the production of coumarone-indene resins....<br/>Year introduced: 1968
    MeSH

Your browsing activity is empty.

Activity recording is turned off.

Turn recording back on

See more...
Support Center