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Preparation of o-methylbenzonitrile and its application in organic synthesis_Kain Industrial Additive
Background and overview[1][2] O-methylbenzonitrile and its derivatives are important organic synthesis intermediates. At present, the main methods for preparing o-methylbenzonitrile and its derivative…
Application of 1,3,5-Trifluorobenzene_Kain Industrial Additive
Background and overview[1][2] In the field of chemical pharmaceuticals, due to the introduction of fluorine atoms, most fluorine-containing organic compounds have specific properties that other organi…
Preparation method of 2,6-difluoroaniline_Kain Industrial Additive
Preparation method【1】【2】【3】【6】 1. In a 100ml three-necked flask, add 10.0g of 2,6 difluorobenzonitrile, 30ml of H2O2, 40ml of alcohol and some homemade catalysts, control the temperature to 40~50℃, ad…
Preparation method and storage and transportation equipment of p-bromotoluene_Kain Industrial Additive
Background and overview[1][2] P-Bromotoluene is also known as 4-bromotoluene and 1-bromo-4-methylbenzene. It is a colorless liquid at room temperature, insoluble in water, and soluble in ethanol and e…
Preparation method and application of p-toluenesulfonyl hydrazide_Kain Industrial Additive
Background and overview[1][2] p-Toluenesulfonyl hydrazide, also known as 4-methylbenzenesulfonyl hydrazide, is a white crystalline powder, easily soluble in alkali, soluble in methanol, ethanol and bu…
Uses of mesitylene_Kain Industrial Additives
Overview【1】【2】 The refined raw material of mesitylene mainly comes from the xylene bottom oil of the platinum reforming unit of the refinery. The bottom oil contains aromatic and non-aromatic componen…
Synthesis method and application fields of p-isopropylaniline_Kain Industrial Additive
Basic background and overview[1][2] P-isopropylaniline is a colorless liquid, soluble in benzene and other organic solvents. Para-isopropylaniline is an alkyl-substituted aniline-like compound, also k…
Usage and synthesis method of p-methoxyacetophenone_Kain Industrial Additive
Overview【1】 Methoxyacetophenone has a strong and lasting hay aroma, coumarin-like aroma, floral and hawthorn aroma. The appearance is crystalline. p-Methoxyacetophenone can be used in daily chemical f…
Production process of phthalic anhydride_Kain Industrial Additive
Overview Phthalic anhydride, the full name is phthalic anhydride (Phthalic annychide), the English abbreviation is PA, is a cyclic anhydride formed by intramolecular dehydration of phthalic acid. Easi…
对氨基苯酚的制备_凯茵工业添加剂
概述 对氨基苯酚，中文别名:4-氨基苯酚、4-氨基-1-羟基苯，外文名称:4-Aminophenol,简称PAP，是广泛用于医药、染料、抗氧剂、感光材料的重要有机中间体。对氨基苯酚亦称”对羟基苯胺”，是目前在我国应用较广泛的一种精细有机化工中间体，在染料工业上用于合成弱酸性黄6G、弱酸性嫩黄5G、硫化深蓝3R、硫化蓝CV、硫化艳绿GB、硫化红棕B3R、硫化还原黑CLG等。在…
