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Article
Open AccessAggregation-induced emission from optically active X-shaped molecules based on planar chiral [2.2]paracyclophane
An optically active π-stacked molecule was synthesized incorporating planar chiral [2.2]paracyclophane and o-carborane units to impart circularly polarized luminescence and aggregation-induced emission properties...
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Article
π-Conjugated polymer-layered structures: synthesis and self-assembly
π-Conjugated polymers capped with a boronic acid end-functional group were synthesized by chain-growth Suzuki–Miyaura polycondensation. The obtained polymers were reacted with a π-stacked-polymer scaffold, develo...
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Article
Open AccessThe relationship between magneto-optical properties and molecular chirality
The chiral nonanuclear Tb(III) clusters [Tb9(sal-(R)-Bt)16(μ-OH)10]+[NO3]− (Tb-(R)-Bt: sal-(R)-Bt=(R)-2-butyl salicylate) and [Tb9(sal-(S)-Bt)16(μ-OH)10]+[NO3]− (Tb-(S)-Bt: sal-(S)-Bt=(S)-2-butyl salicylate) were...
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Article
Synthesis of optically active through-space conjugated polymers consisting of planar chiral [2.2]paracyclophane and quaterthiophene
The alternating copolymers containing planar chiral 4,12-disubstituted[2.2]paracyclophane and quaterthiophene units in the main chain were prepared. The obtained optically active polymers exhibited mirror imag...
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Article
Synthesis and characterization of an alternating copolymer with 1,2-disubstituted and 9,12-disubstituted o-carborane units
The alternating copolymer containing p-phenylene-ethynylene, 1,2-disubstituted o-carborane and 9,12-disubstituted o-carborane units in the main chain was prepared. Through the Sonogashira–Hagihara coupling, the d...
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Article
Synthesis of unsymmetrical P-stereogenic oligophosphines and chemoselective cleavage of phosphine-borane coordinate bonds
This paper describes the synthetic details and coordination abilities of optically active P-stereogenic tetraphosphine and hexaphosphine with different substituted groups on their phosphorus atoms. The polymer...
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Article
Aromatic-ring-layered polymers composed of fluorene and xanthene
Aromatic-ring-layered polymers were synthesized by Sonogashira–Hagihara coupling reaction using xanthene as a scaffold. The polymers were characterized by various spectroscopic and electrochemical methods. The...
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Article
Synthesis and low-temperature dehydrating imidation polymerization of 1,4-dihydro-1,4-diarsininetetracarboxylic acid dianhydride
cis-1,4-Dihydro-1,4-dimethyl-1,4-diarsinine-2,3,5,6-tetracarboxylic acid dianhydride (cis-DHDADA) was quantitatively formed from cis-1,4-dihydro-1,4-dimethyl-2,3,5,6-tetrakis(t-butoxycarbonyl)-1,4-diarsinine (cis
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Article
Naphthalene-based oligothiophene-stacked polymers
We report the synthesis and properties of π-stacked polymers consisting of oligothiophene and naphthalene as the stacked π-system and the scaffold, respectively. The titled polymers were obtained by the Suzuki...
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Article
Synthesis of PAMAM Dendrimers Possessing [2.2]Paracyclophane on Their Surface
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Article
Synthesis and Optical Properties of Novel Through-Space π-Conjugated Polymers Having a Dithia[3.3]metacyclophane Skeleton in the Main Chain
Palladium-catalyzed polymerization of 6,15-dibromo-2,11-dithia[3.3]metacyclophane 5 and 2,5-dialkoxy-1,4-diethynylbenzenes 6a–b was carried out to give the corresponding polymers 7a–b having dithia[3.3]metacyclop...
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Article
Synthesis and Properties of Conjugated Copolymer Based on Poly(p-phenylenevinylene) Containing Tricarbonyl(arene)chromium and Thiophene Units in the Main Chain
A novel Poly(p-phenylenevinylene)-type (PPV-type) conjugated copolymer containing tricarbonyl(arene)chromium and thiophene units in the main chain was synthesized by Horner–Wadsworth–Emmons coupling reaction. The...