N,N‘-Bis(1-octylnonyl)-3,4:9,10-perylenebis(dicarboximide); 2,9-bis-(1-octylnonyl)anthra[2,1,9-def;6,5,10-d‘e‘f‘]diisoquinoline-1,3,8,10(2H,9H)-tetraone; 2,9-bis-(9-heptadecyl)anthra[2,1,9-def;6,5,10-d‘e‘f‘]diisoquinoline-1,3,8,10(2H,9H)-tetraone, RN 139260-31-4:
M.p. 102-103C, reddish brown rhombes, crystal transformation several degrees below melting point. UV (CHCl3): λmax (ε) = 458.5 nm (18710), 489.5 (51550), 526 (85650). C58H78N2O4 (867.3) calcd. C 80.33, H 9.06, N 3.23; found C 80.79, H 9.04, N 3.34.

References, RN 139260-31-4:

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