应用化工
應用化工
응용화공
APPLIED CHEMICAL INDUSTRY
2015年
4期
764-766
,共3页
郭鹏涛%张存社%沈寒晰%郑阿龙%张金峰
郭鵬濤%張存社%瀋寒晰%鄭阿龍%張金峰
곽붕도%장존사%침한석%정아룡%장금봉
荧光增白剂%4,4′-双(2,4-二氯苯乙烯基)联苯%2,4-二氯苯甲醛%合成
熒光增白劑%4,4′-雙(2,4-二氯苯乙烯基)聯苯%2,4-二氯苯甲醛%閤成
형광증백제%4,4′-쌍(2,4-이록분을희기)련분%2,4-이록분갑철%합성
fluorescent whitening agent%4,4′-bis(2,4-dichlorostyryl)biphenyl%2,4-dichloro-benzalde-hyde%synthesis
以2,4-二氯苯甲醛、4,4′-二(氯甲基)联苯和亚磷酸三甲酯为原料,通过Arbuzow和Wittig-Horner反应合成了4,4′-双(2,4-二氯苯乙烯基)联苯荧光增白剂,两步合成的总收率93.1%以上,该物质具有很好的荧光增白效果,与CXT和CBS相比,白度有了很大的提高。
以2,4-二氯苯甲醛、4,4′-二(氯甲基)聯苯和亞燐痠三甲酯為原料,通過Arbuzow和Wittig-Horner反應閤成瞭4,4′-雙(2,4-二氯苯乙烯基)聯苯熒光增白劑,兩步閤成的總收率93.1%以上,該物質具有很好的熒光增白效果,與CXT和CBS相比,白度有瞭很大的提高。
이2,4-이록분갑철、4,4′-이(록갑기)련분화아린산삼갑지위원료,통과Arbuzow화Wittig-Horner반응합성료4,4′-쌍(2,4-이록분을희기)련분형광증백제,량보합성적총수솔93.1%이상,해물질구유흔호적형광증백효과,여CXT화CBS상비,백도유료흔대적제고。
With 2,4-two chlorobenzene formaldehyde,4,4 '-two-(chloromethyl) biphenyl and trimethyl phosphite as raw material ,through the Arbuzow and Wittig-Horner reaction synthesis of 4,4'-bis(2,4-two chlorobenzene vinyl ) biphenyl fluorescent whitening agent , the two-step synthesis of total yield of more than 93 .1%.This material has a good fluorescent whitening effect , compared with CXT and CBS , the white degree has been greatly improved .