1,1'-Dithiobis(4-methylpiperazine) 1,1'-Dithiodi(4-methylpiperazine) 36938-10-0 5-23-03-00142 (Beilstein Handbook Reference) BRN 0609307 Bis(4-methylpiperazino) disulfide N,N'-Di-(4-methyl)-piperazino-disulfid [German] Piperazine, 1,1'-dithiodi(4-methyl-