Tretinoin; (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-enyl)nona-2,4,6,8-tetraenoic acid; CAS No.: 302-79-4;ChemShuttle company provides a variety of building blocks for drug discovery, including (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-enyl)nona-2,4,6,8-tetraenoic acid. As a custom synthesis company, it offers custom synthesis services to meet specific research requirements. This compound, with its specific substituents, is a key intermediate in the development of pharmaceuticals. The company's online presence and its position as a worldwide chemical supplier ensure that researchers can access such specialized chemicals efficiently.