نتایج جستجو برای: Poly(4-methyl-1-pentene)

تعداد نتایج: 2819645  

Journal: :E3S web of conferences 2023

The purpose of this work is to study the esterification liquid olefins with acetic acid in presence catalysts and structure properties synthesized saturated esters. 1-Hexene, 2-methyl-1-pentene, 2-ethyl-1-pentene, 3-methyl-1-pentene, 3-methyl-2-pentene were used as for reaction: H2SO4 HCl. influence various factors (the nature catalysts, relative activity temperature a) on rate reaction was stu...

2014
Götz A. Westphal Carolin Tüshaus Christian Monsé Nina Rosenkranz Thomas Brüning Jürgen Bünger

Amylenes are unsaturated hydrocarbons (C5H10), such as 1-pentene, 2-pentene, 2-methyl-but-1-en (3-methyl-1-butene), 2-methyl-but-2-en (isopentene), and 3-methyl-but-1-en. We investigated bacterial mutagenicity of 1-pentene, 2-pentene, and 3-methyl-but-1-en in the Ames test. 2-Pentene was investigated as racemate and as pure diastereomers. We included the methyltransferase deficient Salmonella T...

2012

2. Fluka nitromethane ( ^ 99.7 mole % ) and the following Fluka hydrocarbons: trans-2-pentene ( ~ 9 9 m o l e % ) , cis-2-hexene ( ^ 9 9 . 5 ) , trans-2hexene ( ~ 99), trans-3-hexene 99), trans-2heptene 99), trans-3-heptene 99), 1-octene (99.73), trans-2-octene ( ^ 99), trans-3-octene ( ^ 9 9 ) , trans-4-octene ( ^ 99), 1-nonene ( > 97), trans-2nonene ( ^ 99), trans-3-nonene ( ^ 99), trans-4-no...

Journal: Polyolefins Journal 2019

1-Pentene, respectively 1-hexene, were reacted with 13 homogeneous metallocene catalysts to give linear oligomerization products, predominantly dimers, with selectivities above 90%. The product distributions of the codimerization reactions of 1-pentene with 1-hexene reflected a binomial behaviour. Therefore, the ratio for dimers is 1:2:1 (C10:C11:C12) while the trimers (pentadecenes up to octad...

2005
Edward Piers

The preparation and synthetic uses of a number of bifunctional reagents (5-chloro-2-trimethylstannyl-2-pentene and related substances, (~)-1-bromo-4-methyl-3-trimethylstannyl-2-pentene, and alkyl (z)and (~)-2,3-bis(trimethylstannyl)-2-alkenoates) are described. In this work a number of useful annulation methods were developed and these annulation sequences played key roles in effecting total sy...

Journal: :Chemical communications 2005
Akiko Inagaki Shinichi Edure Shinichi Yatsuda Munetaka Akita

A novel dinuclear complex containing the photo-sensitizing Ru unit and a Pd center is effective toward selective catalytic dimerization of alpha-methylstyrene leading to 2,4-diphenyl-4-methyl-1-pentene under visible-light irradiated conditions.

2011
M. Szczepanik A. Szumny C. Wawrzeńczyk

Studies on the feeding deterrent activity of some natural, cyclic terpenes (myrcene, (+)-3-carene, (+)-limonene, (±)-camphene), synthetic alkenes (2-methyl-1-pentene, 2,4,4-trimethyl-1-pentene, 1-methylcyclohexene, 1-tetradecene) and their derivatives α-methylenelactones in choice and no-choice tests against Colorado potato beetle with potato, Solanum tuberosum L. leaf discs as consuming food w...

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