Sorry, the supply information for {CAS No. 74853-89-7| Product 4,4'-(1-(3,5-di-tert-butyl-4-hydroxyphenyl)ethane-1,2-diylidene)bis(2,6-di-tert-butylcyclohexa-2,5-dien-1-one)} is NOT available for now. Please submit a quote request to MOLBASE and customer service will help locate your product.