Beilstein J. Org. Chem.2012,8, 738–743, doi:10.3762/bjoc.8.83
functionalized with nitroaryl and arylamino groups were synthesized from the bisdioxine diacid dichloride 1,3,5,7-tetra-tert-butyl-2,6,9-trioxabicyclo[3.3.1]nona-3,7-diene-4,8-dicarbonyl dichloride (3).
Keywords: bisdioxine; macrocyclicamines; macrocyclic nitro compounds; tetraoxaadamantane; Introduction
The
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Graphical Abstract
Scheme 1:
Synthesis of macrocyclic bisdioxine derivatives (R,S-form of 4 and S-form of 5 shown; see Supporting Information File 1 for deta...
Beilstein J. Org. Chem.2005,1, No. 16, doi:10.1186/1860-5397-1-16
basicity, 1 can be highly protonated in acidic media and can form supramolecular assemblies with different anions. Two new supramolecular structures arise from self-assembly of the salt of 1 with fumaric acid and of the N-methyl derivative of 1.
Keywords: Crystal structures; Macrocyclicamines; Fumaric
height of one sheet corresponds to the height of the macrocycle, i.e. about 12 Å.
The molecular conformation of 1-N-Me, atom labeling scheme indicated. Displacement parameters are drawn at 50% probability level.
The unit cell of 1-N-Me, stacks of molecules are indicated.
Formulas of macrocyclicamines, 1
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Graphical Abstract
Scheme 1:
Formulas of macrocyclic amines, 1: 1,5,9,18,22,26-hexaaza [11.11]-p-cyclophane and 2: 1,4,7,16,19,2...