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Title: Modular supramolecular approach for co-crystallization of donors and acceptors into ordered networks

Patent ·
OSTI ID:1325722

Organic charge-transfer (CT) co-crystals in a mixed stack system are disclosed, wherein a donor molecule (D) and an acceptor molecule (A) occupy alternating positions (DADADA) along the CT axis. A platform is provided which amplifies the molecular recognition of donors and acceptors and produces co-crystals at ambient conditions, wherein the platform comprises (i) a molecular design of the first constituent (.alpha.-complement), (ii) a molecular design of the second compound (.beta.-complement), and (iii) a solvent system that promotes co-crystallization.

Research Organization:
Northwestern Univ., Evanston, IL (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
SC0000989
Assignee:
Northwestern University (Evanston, IL)
Patent Number(s):
9,449,731
Application Number:
13/476,974
OSTI ID:
1325722
Resource Relation:
Patent File Date: 2012 May 21
Country of Publication:
United States
Language:
English

References (6)

Supramolecular Networks with Electron Transfer in Two Dimensions patent-application December 2012
1H NMR Investigation of Solvent Effects in Aromatic Stacking Interactions journal August 2001
Cation-reinforced donor-acceptor pseudorotaxanes journal January 2005
Above-room-temperature ferroelectricity in a single-component molecular crystal journal February 2010
Organic ferroelectrics journal May 2008
Electron Transfer in the Supramolecular Donor−Acceptor Dyad of Zinc Hemiporphycene journal April 2010