1H-Isoindole-1,3(2H)-dione, 2,2'-(dithiodi-3,1-propanediyl)bis- 2,2'-(Dithiodi-3,1-propanediyl)bis-1H-isoindole-1,3(2H)-dione 4-21-00-05076 (Beilstein Handbook Reference) 40775-00-6 BRN 0353460 Phthaloyl APD