Benzaldehyde,3,3'-(1,4-phenylenedi-2,1-ethynediyl)bis[5-(1,1-dimethylethyl)-6-hydroxy-

Benzaldehyde,3,3'-(1,4-phenylenedi-2,1-ethynediyl)bis[5-(1,1-dimethylethyl)-6-hydroxy- · CAS 705930-82-1