Preparation and application of 1,4-di-tert-butylperoxycumylbenzene_Kain Industrial Additive
Background and overview[1] 1,4-Di-tert-butylperoxycumylbenzene is a high-grade cross-linking agent, mainly composed of a mixture of 1,3- and 1,4-isomers. This product is a white powder with a molecular weight of 338.49, theoretical active oxygen 9.45%, activation energy 36.1kcal/mol, and a half-life of 10 hours at 120°C. Preparation[1] A production method of 1,4-di-tert-butylperoxycumylbenzene, including the following steps:…
Preparation and application of 1,3,5,7-tetraphenyladamantane_Kain Industrial Additive
Background and overview[1] 1,3,5,7-tetraphenyladamantane is an organic intermediate, which can be used to prepare a new aromatic sulfonate flame retardant-adamantyl-1,3,5,7-tetraphenyl Sodium phenyl sulfonate. Adamantyl-1,3,5,7-tetra-p-phenylsulfonate sodium has a highly symmetrical structural feature. One adamantyl-1,3,5,7-tetra-p-phenylsulfonate sodium molecule contains 4 pairs of The expected flame retardant effect of the sodium benzene sulfonate group should far exceed that of…
Preparation and application of 1,4-dibromo-2,5-dimethoxybenzene_Kain Industrial Additive
Background and overview[1] 1,4-dibromo-2,5-dimethoxybenzene is an organic intermediate that can be used to prepare 1,4-dibromohydroquinone from hydroquinone dimethyl ether and elemental Bromine reaction preparation. Preparation[1-2] Method 1: Synthesis of 1,4-dibromo-2,5-dimethoxybenzene: Add 20.0g of hydroquinone dimethyl ether (0.145mol, 1.0eq), 55ml of glacial acetic acid into a 250ml reaction bottle, and conduct ultrasound. Dissolve; add dropwise a…
Preparation and application of 1,3,5-tris(4-iodophenyl)benzene_Kain Industrial Additive
Background and overview[1] 1,3,5-Tris(4-iodophenyl)benzene is an organic intermediate that can be prepared in two steps from 1,3,5-tribromobenzene and p-trimethylsilylbenzeneboronic acid. It has been reported in the literature that 1,3,5-tris(4-iodophenyl)benzene can be used to design and develop high-performance optoelectronic devices, molecular recognition, lithium batteries, hydrogen storage materials and other organic molecular functional materials. Preparation[1] Using deoxytoluene…
Preparation and application of [1,1′-bis(diphenylphosphine)ferrocene]palladium dichloride dichloromethane complex_Kain Industrial Additive
Background and overview[1] [1,1′-bis(diphenylphosphine)ferrocene]palladium dichloride dichloromethane complex (Pd(dppf)Cl2·CH2 Cl2) is a bimetallic solvent complex formed by Pd(II) and dppf, which is used to catalyze carbonylation, cross-coupling, and Suzuki reactions. Various phosphine bridge transition binuclear complexes, mainly bidentate phosphine ligands, have attracted great interest from researchers due to their special structures and novel catalytic reaction properties.…
