Results 121 to 130 of about 81,520 (144)
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Marker dyes from aminobenzoate and aniline derivativese


Amino azo dyes as markers for fuel oil were prepared from coupling reaction of diazonium salts of nitroanilines, chloroanilines, toluidines and 2-chloro-4-nitroaniline and aminobenzoates such as ethyl-2-aminobenzoate and hexyl-3-aminobenzoate.
Khwanrudee Keosaeng
semanticscholar   +1 more source

Thermally rearranged polymer membranes containing highly rigid biphenyl ortho-hydroxyl diamine for hydrogen separation

Journal of Membrane Science, 2020
A novel bulky and rigid ortho-hydroxyl diamine, 3,3′-diamino-5,5′,6,6′-tetramethyl-[1,1′-biphenyl]-2,2′-diol (TMBDA), was synthesized for gas separation membranes in this study.
Xiaofang Hu   +7 more
semanticscholar   +1 more source

Variation in Structural Features Induced by ortho‐Substituted Benzoate Ligands in Zinc Cyclam‐Based Compounds: Synthesis, Characterization, and Hirshfeld Studies

ChemistrySelect
This paper investigates the structural diversity and non‐covalent interactions in eight newly synthesized [Zn(II)(cyclam)]2+ compounds (1–8) featuring ortho‐substituted benzoate ligands. Compounds (1) and (2) exhibit 1D polymeric structures, wherein aqua
Nikita Harmalkar, S. Dhuri
semanticscholar   +1 more source

Novel high-performance poly(benzoxazole-co-imide) resins with low dielectric constants and superior thermal stabilities derived from thermal rearrangement of ortho-hydroxy polyimide oligomers

Chemical Engineering Journal, 2019
Unsatisfied dielectric property and insufficient thermal stability are major obstacles for the commercialization of polyimide resins in the future ultralarge scale integration (ULSI) or radar-wave-transparent composite applications.
Xiuting Li   +6 more
semanticscholar   +1 more source

Electronic (donating or withdrawing) effects of ortho-phenolic substituents in dendritic antioxidants

, 2020
We report the first study on the electronic effects of ortho-substituents in dendritic antioxidants. Six antioxidants were designed to contain a common phenol ring to provide a baseline antioxidant activity, attached to two other phenol rings with H ...
C. Y. Lee   +7 more
semanticscholar   +1 more source

Organocatalytic Asymmetric Annulation of ortho-Alkynylanilines: Synthesis of Axially Chiral Naphthyl-C2-Indoles.

Angewandte Chemie, 2019
A chiral Brønsted base-catalyzed asymmetric annulation of ortho-alkynylanilines has been developed to access axially chiral naphthyl-C2-indoles through vinylidene ortho-quinone methides (VQMs) intermediates.
Lei Peng   +6 more
semanticscholar   +1 more source

The influence of ortho-substituents on the properties of phenylboronic acids

, 2020
The review discusses the structures, properties and applications of ortho-substituted phenylboronic acids. The compounds were compared with meta- and para-isomers, indicating differences resulting from the presence of a substituent in close proximity to ...
Agnieszka Adamczyk-Woźniak   +1 more
semanticscholar   +1 more source

Aminobenzoates as building blocks for natural product assembly lines.

Natural product reports (Print), 2012
C. Walsh, S. Haynes, B. Ames
semanticscholar   +1 more source

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