metal-organic compounds
The title compound, [Cu2(C2H3O2)2(C26H24P2)3]·2C4H10O, crystallizes with one dicopper(I) unit located on a centre of inversion and two diethyl ether molecules in general positions. The Cu atoms exhibit slightly distorted tetrahedral coordination.
organic compounds
The molecule of the title compound, C48H60N4O12, is located on a crystallographic twofold rotation axis. It is found in the typical pinched cone conformation. The dihedral angles between the reference plane (defined by the C atoms of the methylene bridges) and the benzene rings are 83.33 (6) and 141.61 (5)°.
organic compounds
The title compound, C9H25N32+·2PF6-, consists of discrete hexafluorophosphate anions and 1,1,4,7,7-pentamethyldiethylenetriamine cations. The geometric parameters are in the usual ranges. Only one PF6- cation forms hydrogen bonds with both NH donors of the cation.