10595-33-2Relevant academic research and scientific papers
DIMERIC COVALENTLY-BONDED ANALOGS OF TETRABENZOPORPHYRIN
Vorotnikov, A. M.,Kopranenkov, V. N.,Luk'yanets, E. A.
, p. 31 - 34 (1994)
Thermal condensation of a mixture of N-potassium imides of diphenylmethane-3, 3', 4,4'-tetracarboxylic and phthalic acids in the presence of the acetates of sodium and zinc at 360-420 deg C gave the di-zinc complexes of methylene-bis-4,4'-(tetrabenzoporph
Fluorescent hexaaryl- and hexa-heteroaryl[3]-radialenes: Synthesis, structures, and properties
Avellaneda, Antonio,Hollis, Courtney A.,He, Xin,Sumby, Christopher J.
experimental part, p. 71 - 80 (2012/04/10)
The syntheses of three new [3]radialenes - hexakis(3, 5-dimethylpyrazolyl)- , hexakis(3-cyanophenyl)-, and hexakis(3, 4-dicyanophenyl)[3]radialene (1-3) - are reported. Compound 3 is obtained in five steps with an excellent yield of 76% in the key step. C
Process for, respectively, the production and purification of dicarboxylic and polycarboxylic acid anhydrides
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, (2008/06/13)
A method of preparation and/or purification of acid anhydrides is disclosed. Dicarboxylic or polycarboxylic acids contained in the anhydrides to be treated, are dehydrated in an organic solvent in the presence of activated carbon.
