Journal ArticleDOI
An Efficient Solid-Phase Method for the Preparation of Diaryl Carbazones
TLDR
In this article, the preparation of diaryl carbazones on solid phase was reported for the first time using Fe(NO3)3.9H2O as oxidant.About:
This article is published in Synthetic Communications.The article was published on 2000-04-01. It has received 7 citations till now.read more
Citations
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Journal ArticleDOI
An efficient and convenient method for the synthesis of acyldiazenes from acylhydrazines
Jian-Ping Li,Ping Liu,Yu-Lu Wang +2 more
TL;DR: In this article, the synthesis of acyl-diazenes by using N-bromosuccinimide (NBS) and pyridine as the oxidation system to dehydrogenate acylhydrazines is reported.
Journal ArticleDOI
Iodine catalysed synthesis of 5-(arylmethylidene)rhodanines by Grinding under Solvent-Free Conditions:
Hongshe Wang,June Zeng +1 more
TL;DR: In this article, 5.5-(Arylmethylidene) rhodanines have been synthesised in 88-95% yields by Knoevenagel condensation of various aromatic aldehydes with Rhodanine in the presence of a catalytic amount of iodine at room temperature.
Journal ArticleDOI
AN EFFICIENT METHOD FOR THE SYNTHESIS OF α,β-UNSATURATED ACYL AZO COMPOUNDS WITH NaNO2/NaHSO4 · H2O/SiO2
TL;DR: A combination of sodium hydrogen sulfate and sodium nitrite in the presence of SiO2 was used as an effective oxidizing agent for the oxidation of aryl substituted α,β-unsaturated acyl hydrazides to their corresponding azo compounds at room temperature with excellent yields.
Journal ArticleDOI
A simple and efficient method for the synthesis of α, β-unsaturated acyl azo compounds with NaNO2-acetic anhydride under mild conditions
TL;DR: Eight aryl substituted α, β-unsaturated acyl hydrazides undergo efficient oxidation to α,β-uns saturated acyl azo compounds using NaNO 2 -acetic anhydride under mild conditions with excellent yields.
Journal ArticleDOI
SOLID-STATE SYNTHESIS OF NEW TYPE α,β-UNSATURATED ACYL AZO COMPOUNDS
TL;DR: In this paper, seven new-typed α,β-unsaturated acyl azo compounds were prepared for the first time with good yields by dehydrogenating the corresponding acyl hydrazides in solid state.
References
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Journal ArticleDOI
Optical Switching and Image Storage by Means of Azobenzene Liquid-Crystal Films
Tomiki Ikeda,Osamu Tsutsumi +1 more
TL;DR: Trans-cis photoisomerization of azobenzene with a laser pulse resulted in a nematic-to-isotropic phase transition with a rapid optical response of 200 microseconds.
Journal ArticleDOI
Solid-phase organic reactions II: A review of the literature Nov 95–Nov 96
TL;DR: In this article, a review of solid-phase organic reactions performed on solid supports is presented in a graphical abstract format and examples are given of the following reactions: amide formation, aromatic substitution (nucleophilic/electrophilic), cleavage, condensation, cycloaddition, deprotection/protection, Grignard and related reactions.
Book
Organic solid state chemistry
TL;DR: Theoretically, the most related work to ours is as mentioned in this paper, which proposes a combination of Solid State Chemistry and X-Ray Crystallography for the prediction of chemical reactivity within organic solids.
Journal ArticleDOI
Aldol condensations in the absence of solvent: acceleration of the reaction and enhancement of the stereoselectivity
TL;DR: Some aldol condensation reactions proceeded more efficiently and stereoselectively in the absence of solvent than in solution while carried in an inclusion complex with an optically active host compound.
Journal ArticleDOI
A Practical Procedure for the Solid-Phase Synthesis of Racemic 2,2′-Dihydroxy-1,1′-binaphthyl
TL;DR: In this article, a high yielding solid-phase dimerization of 2-naphthol by means of a ball-milling procedure is described, and the authors show that this method can be used for a variety of applications.