化学危险品知识连载(26)邻苯二甲酸酐(苯酐)(C8H4O3)o—Phthalic anhydride 化学危险品邻苯二甲酸酐理化特性毒性防护摘要:VIP化工开发与设计
苯二甲酸酐 O-PHTHALIC ANHYDRIDE 1,3-dihydro-2-benzofuran-1,3-dione快速询单 源叶特供现货专题 CAS No.: 85-44-9 分子式: C8H4O3 分子量: 148.115562438965 别名: 苯酐;1,3-异苯并呋喃二酮;酞酐;酞酸酐;邻苯二酸酐;邻苯二甲酸苷;鄰苯二甲酐;苯二甲酸酐;鄰苯二甲酐 073-01 [8];苯二甲酸酐 O-...
邻苯二甲酸酐(O-Phthalic anhydride) 平台编号:D264430 规格:AR, 99.7%, 500g CAS NO.:85-44-9 注意事项:仅用于科学研究或者工业应用等非医疗目的,不可用于人类或动物的临床诊断或治疗,非药用,非食用 购买数量: 订购 产品概述 发票相关制度 分子式:C6H4(CO)2O ...
O-phthalic anhydrideLow temperatureBleach activatorO-phthalic anhydride (PA) was developed as a low-temperature activator in the H2O2 bleaching system for cotton fabric. The performance of the H2O2/PA bleaching system was investigated by measuring......
内容提示: o-Phthalic Anhydride/Zn(OTf) 2 co-catalyzed Beckmann rearrangementunder mild conditionsZe-Feng Xua , b , * , Teng Zhang a , Wenjun Hong aa Department of Chemistry, Zhejiang Sci-Tech University, Xiasha West Higher Education District, Hangzhou, 310018, Chinab Key Laboratory of Organ...
Product Name O-Phthalic Anhydride,Phthalic Anhydride,PA Purity ≥99.5% CAS NO 85-44-9 EINECS No. 201-607-5 Appearance White scale or crystalline powder Melting chromaticity number ≤20 Crystallization point ºC ≥130.8 Thermal stability color number ≤...
6) 4-hydroxyphthalic anhydride 4-羟基邻苯二甲酸酐 补充资料:苯甲酸酐 分子式:C14H10O3 分子量:226.22 CAS号:93-97-0 性质:白色棱形结晶,熔点43℃,沸点360℃,218℃(2.67kPa),180℃(0.67kPa),相对密度1.1989(15/4℃),折光率1.5767(15℃)。溶于醇,醚、氯仿、丙醇、冰醛酸、苯;几乎不溶于水。对水和冷...
对phthalic anhydride 的 o-xylene 的氧化 翻译结果3复制译文编辑译文朗读译文返回顶部 氧化苯酐邻二甲苯的 翻译结果4复制译文编辑译文朗读译文返回顶部 氧化而成的o甲苯,phthalic酐 翻译结果5复制译文编辑译文朗读译文返回顶部 o二甲苯的氧化作用对邻苯二甲酸酐 ...
The polymer is made by reacting 4,4'-(hexafluoroisopropylidene)bis(o-phthalic anhydride) with a diamine having the formula H.sub.2 N(CH.sub.2).sub.n NH. sub.2 wherein n is 2 to about 20 to form a polyamic acid. The polyamic acid is imidized to form the polyimide described above...
Phthalic anhydride is one of the most important products of modem large-scale organic synthesis, and it has a wide application in various branches of chemical industry. It is mostly used (60% of the world production) for preparation plasticizers for PVC. The rapid development of the industrial ...