Keywords: N,N'-di-2-butyl-1,4-phenylenediamine.png N N'-Di-sec-butyl-p-phenylendiamin svg Chemical structure of N N'-di-2-butyl-1 4-phenylenediamine Author date of creation selfmade by Shaddack 0 January 2006 Source self-made Copyright Public Domain PD Comments b/w hires PNG; ChemDraw Anilines Sec-butyl compounds |