Synonyms: Pentanenitrile,2,2'-azobis[5-hydroxy-2-methyl- (9CI); Valeronitrile,2,2'-azobis[5-hydroxy-2-methyl- (8CI);2,2'-Azobis(5-hydroxy-2-methylpentanenitrile);2,2'-Azobis(5-hydroxy-2-methylvaleronitrile); 4,4'-Azobis(4-cyano-1-pentanol);4,4'-Azobis(4-cyano-n-pentanol); 4,4'-Azobis(4-cyanopentanol); d,d'-Azobis(d-cyanopentanol)