C.I. 37020; 2,6-Dichloro-1,4-benzenediamine; 2,6-Dichloro-p-phenylenediamine; 1,4-diamino-2,6-dichlorobenzene; 2,5-diamino-1,3-dichlorobenzene; 2,6-Dichloro-para-phenylenediamine; daito brown salt rr; fast brown rr salt; 2,6-dichlorobenzene-1,4-diamine