CAS:123-73-9 ib Molecular Formula:C4H6O Molecular Luj:70.09 ib EINECS:204-647-1 ib Synonyms:Crotonaldehyde, feem ntau trans; CROTONALDEHYDE, 90%, PREDOMINANTLY TRANS; CROTONALDEHYDE STABILIZED; CROTONALDEHYDE, 98%, PREDOMINANTLY TRANS; CROTONALDEHYDE, 99+%, PREDOMINANTLY TRANS; CrotonaldehydreForSynthesis; Crotonaldehyde, 99+%; (e) -2-butena; (E)-tab sis-2-enal