文献类型：专利

英文题名：Preparation of yellow disperse dye crystal comprises mixing 2-methylquinoline, solvent yellow 114 and phthalic anhydride, reacting, separating solid and liquid, and collecting solid

作者：GUO J;SHEN Y;TAO X;ZHANG M;ZHOU C;LIANG Q

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY;[2]NANTONG HENGSHENG FINE CHEM CO LTD;[3]NANTONG HENGSHENG FINE CHEM CO LTD;[4]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN104744969-B

公开日：2016-12-07

语种：英文

收录：DERWENT

摘要：NOVELTY - Preparation of yellow disperse dye crystal comprises mixing 2-methylquinoline (III), solvent yellow 114 (I) and phthalic anhydride (IV), reacting at 190-220 degrees C for 6-9 hours, separating solid and liquid, and collecting solid. USE - Method for preparing yellow disperse dye crystal (claimed). ADVANTAGE - The method has low production cost. DETAILED DESCRIPTION - Preparation of yellow disperse dye crystal comprises mixing 2-methylquinoline of formula (III), solvent yellow 114 of formula (I) and phthalic anhydride of formula (IV), reaction at 190-220 degrees C for 6-9 hours, separating solid and liquid, and collecting solid.