Azadipyrromethene-Based Conjugated Oligomers with Near-IR Absorption and High Electron Affinity
作者:Lei Gao、Wasana Senevirathna、Geneviève Sauvé
DOI:10.1021/ol202211t
日期:2011.10.7
Solution-processable conjugated oligomers incorporating red-light absorbing azadipyrromethenes (aza-DIPY) within the main chain were synthesized via palladium-catalyzed Sonogashira coupling reactions. Thin films of these compounds absorbed light up to similar to 1000 nm and displayed reversible reductions as ascertained by cyclic voltammetry experiments. Reactions with trifluoroboron etherate yielded materials displaying a unique combination of good solubility in organic solvents, low optical band gaps (similar to 1.3 eV), and high electron affinity (similar to 4.5 eV).
PHENETHYL-, PHENETHYLEN-, PHENETIN- UND INDANONDERIVATE
申请人:Merck Patent GmbH
公开号:EP2600854B1
公开(公告)日:2016-01-27
VERWENDUNG KOSMETISCH ODER DERMATOLOGISCH UNBEDENKLICHER SUBSTITUIERTER MICHAEL-AKZEPTOREN ZUR VERHINDERUNG, VERMINDERUNG ODER PROPHYLAXE DER TYROSINASEAKTIVITÄT DER MENSCHLICHEN HAUT UND/ODER DEREN AUFHELLUNG
申请人:Beiersdorf AG
公开号:EP2969029A2
公开(公告)日:2016-01-20
COMPOUND, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
申请人:JNC CORPORATION
公开号:US20210071080A1
公开(公告)日:2021-03-11
Provided is a compound represented by formula (1) described below.
In formula (1), a and b are independently 0, 1 or 2, and expressions: 0≤a+b≤3 hold, ring A
1
, ring A
2
, ring A
3
and ring A
4
are independently 1,4-cyclohexylene, for example, Z
1
, Z
2
, Z
3
, Z
4
and Z
3
are independently a single bond, alkylene having 1 to 10 carbons, or the like, Sp
1
and Sp
2
are independently a single bond, alkylene having 1 to 10 carbons, or the like, and P
1
and P
2
are independently a specific polymerizable group.
[DE] VERWENDUNG KOSMETISCH ODER DERMATOLOGISCH UNBEDENKLICHER SUBSTITUIERTER MICHAEL-AKZEPTOREN ZUR VERHINDERUNG, VERMINDERUNG ODER PROPHYLAXE DER TYROSINASEAKTIVITÄT DER MENSCHLICHEN HAUT UND/ODER DEREN AUFHELLUNG<br/>[EN] USE OF COSMETICALLY OR DERMATOLOGICALLY SAFE SUBSTITUTED MICHAEL ACCEPTORS FOR THE PREVENTION, REDUCTION OR PROPHYLAXIS OF THE TYROSINASE ACTIVITY OF THE HUMAN SKIN AND/OR THE LIGHTENING OF THE HUMAN SKIN<br/>[FR] UTILISATION D'ACCEPTEURS DE MICHAËL SUBSTITUÉS COSMÉTIQUEMENT OU DERMATOLOGIQUEMENT ACCEPTABLES POUR LA SUPPRESSION, LA RÉDUCTION OU LA PROPHYLAXIE DE L'ACTIVITÉ DE TYROSINASE DE LA PEAU HUMAINE ET/OU DE SON ÉCLAIRCISSEMENT
申请人:BEIERSDORF AG
公开号:WO2014139756A2
公开(公告)日:2014-09-18
Verwendung eines oder mehrerer kosmetisch oder dermatologisch unbedenklicher Michael-Akzeptoren zur Verhinderung, Verminderung oder Prophylaxe der Tyrosinaseaktivität der menschlichen Haut und/oder der Aufhellung der letzteren.