CN101987828A - 一种2-(n,n-二苄基氨基)甲基砜及其盐和用途 - Google Patents

一种2-(n,n-二苄基氨基)甲基砜及其盐和用途 Download PDF

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CN101987828A
CN101987828A CN2009100576937A CN200910057693A CN101987828A CN 101987828 A CN101987828 A CN 101987828A CN 2009100576937 A CN2009100576937 A CN 2009100576937A CN 200910057693 A CN200910057693 A CN 200910057693A CN 101987828 A CN101987828 A CN 101987828A
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methyl sulfone
salt
amino
ethyl
dibenzylamino
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CN101987828B (zh
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何勇
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SHANGHAI LUOAN MEDICAL TECHNOLOGY Co Ltd
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SHANGHAI LUOAN MEDICAL TECHNOLOGY Co Ltd
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Priority to PCT/CN2009/074958 priority patent/WO2010130124A1/zh
Priority to EP09839039A priority patent/EP2305634A1/en
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Abstract

2-(氨基)乙基甲基砜盐酸盐制备抗肿瘤药物的重要中间体。目前原有的合成方法,由含砜基的氰基化合物经乙硼烷选择性还原,再与氯化氢成盐得到。用乙硼烷还原成本高,不适合规模化生产。本专利发明一种一种2-(N,N-二苄基氨基)甲基砜及其盐,用其制备2-(氨基)乙基甲基砜及其盐操作简便,适合于工业生产。

Description

一种2-(N,N-二苄基氨基)甲基砜及其盐和用途
技术领域
本发明涉及一种2-(N,N-二苄基氨基)甲基砜及其盐和用途,用于规模化制备2-(氨基)乙基甲基砜及其盐。
背景技术
2-(氨基)乙基甲基砜是合成某些具有抗肿瘤药物活性成分的重要中间体。文献报道2-(氨基)乙基甲基砜合成路线如下:
Figure B2009100576937D0000011
制备得到盐酸盐。制备过程规模化工业生产操作困难,成本高。
发明内容
针对以上路线制备的2-(氨基)乙基甲基砜盐酸盐难以规模化生产的缺点,本发明涉及一种2-(N,N-二苄基氨基)甲基砜及其盐,由该类化合物经催化加氢,可方便地制备2-(氨基)乙基甲基砜及其盐。2-(N,N-二苄基氨基)甲基砜及其盐结构如下:
Figure B2009100576937D0000012
在醇、酸、醚等有机溶剂的碱溶液,加入2-(N,N-二苄基氨基)甲基砜或它的盐,加入Raney镍或钯碳,在一定压力下氢化还原,即得到2-(氨基)乙基甲基砜或它的盐。反应式如下:
Figure B2009100576937D0000021
从而分别得到2-(氨基)乙基甲基砜不同的盐。
实施例:
2-(氨基)乙基甲基砜的制备
1升压力釜中加入400毫升乙醇,加入60克2-(N,N-二苄基氨基)甲基砜,15克Raney镍,通氢气至压力20公斤,加热至50度,搅拌还原,TCL跟踪反应至原料点小时。冷却,放出氢气,过滤,浓缩,得2-(氨基)乙基甲基砜油状物。
2-(氨基)乙基甲基砜盐酸盐
将上述得到的2-(氨基)乙基甲基砜溶于100毫升无水乙醇,加入氯化氢的乙醇溶液,至pH2,搅拌1小时,过滤,滤饼用乙醇洗涤,干燥,得11克2-(氨基)乙基甲基砜盐酸盐。

Claims (3)

1.一种2-(N,N-二苄基氨基)甲基砜及其盐,其特征在于包括:
具有如下结构:
Figure F2009100576937C0000011
2.2-(N,N-二苄基氨基)甲基砜及其盐用于制备抗肿瘤药物中间体2-(氨基)乙基甲基砜及其盐。
3.如权利要求1、2所述经2-(N,N-二苄基氨基)甲基砜及其盐制备2-(氨基)乙基甲基砜及其盐采用催化加氢的方法。使用的催化剂为Raney镍、钯碳、二氧化铂等。
CN200910057693.7A 2009-05-12 2009-08-03 一种2-(n,n-二苄基氨基乙基)甲基砜及其盐 Expired - Fee Related CN101987828B (zh)

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Application Number Priority Date Filing Date Title
CN200910057693.7A CN101987828B (zh) 2009-08-03 2009-08-03 一种2-(n,n-二苄基氨基乙基)甲基砜及其盐
PCT/CN2009/074958 WO2010130124A1 (zh) 2009-05-12 2009-11-16 含砜基脂肪胺的制备新工艺及其新盐
EP09839039A EP2305634A1 (en) 2009-05-12 2009-11-16 The new preparation of aliphatic amines with sulphonyl group and their salts

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CN200910057693.7A CN101987828B (zh) 2009-08-03 2009-08-03 一种2-(n,n-二苄基氨基乙基)甲基砜及其盐

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JP4518637B2 (ja) * 2000-07-07 2010-08-04 住友精化株式会社 2−(メチルスルホニル)エチルアミンの製造方法
EP1488809A1 (en) * 2001-01-16 2004-12-22 Glaxo Group Limited Pharmaceutical combination containing a 4-quinazolineamine and another anti-neoplastic agent for the treatment of cancer
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