A method of preparing purified alkanesulfonic acid.
摘要
<p>A process of preparing purified alkanesulfonic acid from crude aqueous alkanesulfonic acid containing oxidizable impurities wherein the crude material is treated with a sufficient amount of chlorine to convert the oxidizable impurities to alkanesulfonyl chloride and then hydrolyzing said alkanesulfonyl chloride to alkanesulfonic acid by heating.</p>
申请公布号
EP0505692(B1)
申请公布日期
1995.11.02
申请号
EP19920101629
申请日期
1992.01.31
申请人
ATOCHEM NORTH AMERICA, INC. ELF ATOCHEM NORTH AMERICA, INC.
发明人
HENDERSON, PHYLLIS ANN;POSTUMA, CARL;SCHON, STEVEN GABRIEL
