38108-82-6Relevant academic research and scientific papers
Mechanism-Inspired Design of Bifunctional Catalysts for the Alternating Ring-Opening Copolymerization of Epoxides and Cyclic Anhydrides
Abel, Brooks A.,Lidston, Claire A. L.,Coates, Geoffrey W.
supporting information, p. 12760 - 12769 (2019/08/26)
Advances in catalysis have enabled the ring-opening copolymerization of epoxides and cyclic anhydrides to afford structurally and functionally diverse polyesters with controlled molecular weights and dispersities. However, the most common systems employ b
A 1, 2, 3, 4 - four-toluol preparation method
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Paragraph 0021; 0024; 0029; 0034, (2018/06/14)
The invention relates to the field of organic synthesis, discloses a 1, 2, 3, 4 - four-toluol preparation method, comprising: step 1:1, 7 - dimethyl - 4, 10 - dioxa - tricyclic [5.2.1 . 0] becc - 8 - 8 en - 3, 5 - dione synthetic; step 2:4, 7 - dimethyl - isobenzofuran - 1, 3 - dione synthetic; step 3:1, 2 - double-(hydroxy methyl) - 3, 6 - dimethylphenyl synthetic; step 4:1, 2 - (bromomethyl)-- 3, 6 - dimethylphenyl synthetic; step 5: 1, 2, 3, 4 - four-toluol synthesis. The invention to maleic anhydride, 2, 5 - dimethyl furan as raw materials, high purity of the 1, 2, 3, 4 - tetramethyl-benzene, this method has no high-temperature high-pressure and other dangerous reaction conditions, is not of a special material, and will not synthetic 1, 2, 4, 5 - substances such as tetramethyl-benzene, the final product does not need to follow-up separation, is suitable for industrial production.
Synthesis and crystal structures of 1,4,8,11-Tetraalkyl-6,13- diphenylpentacenes
Kitamura, Chitoshi,Naito, Takao,Yoneda, Akio,Kawase, Takeshi,Komatsu, Toshiki
supporting information; experimental part, p. 771 - 773 (2011/01/08)
Two 1,4,8,11-tetraalkyl-6,13-diphenylpentacenes were prepared. X-ray analysis revealed that the methyl derivative had a herringbone arrangement with π-overlap, while the propyl derivative had a slipped-parallel structure without π-overlap. The solid-state
High performance, acene-based organic thin film transistors
Llorente, Gonzalo Rincon,Dufourg-Madec, Marie-Beatrice,Crouch, David J.,Pritchard, Robin G.,Ogier, Simon,Yeates, Stephen G.
supporting information; experimental part, p. 3059 - 3061 (2009/12/01)
1,4,8,11-Methyl-substituted 6,13-triethylsilylethynylpentacene shows extended π-π overlap when deposited from solution, yielding organic thin film transistors with high and reproducible hole mobility with negligible hysteresis. The Royal Society of Chemis
AN IMPROVED METHOD FOR THE PREPARATION OF o-QUINODIMETHANES
Rubottom, G. M.,Wey, J. E.
, p. 507 - 514 (2007/10/02)
The use of zinc-silver couple for preparation of the o-qionodimethane from 3,6-dimethyl-1,2-bis(bromomethyl)benzene, 1, is described.
