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公开(公告)号：MY156239A
公开(公告)日：2016-01-29
申请号：MYPI20080520
申请日：2006-08-23
Applicant: BASF SE
Inventor： ERICH LORENZ RUDOLF , ROLF PINKOS DR , MICHAEL STEINIGER DR , GERD SCHÄFER , THOMAS DANNER DR
IPC: C07C29/76
Abstract: THE PRESENT INVENTION RELATES TO A PROCESS FOR PURIFYING 1,4-BUTYNEDIOL, WHICH COMPRISES COMPRESSING 1,4-BUTYNEDIOL TO FROM 5 TO 150 MPA (50 TO 1500 BAR), DEPRESSURIZING IT, WAITING FOR PHASE SEPARATION TO OCCUR AFTER DEPRESSURIZATION AND SEPARATING OFF THE BOTTOM PHASE, AND A PROCESS FOR THE HYDROGENATION OF 1,4-BUTYNEDIOT TO 1,4-BUTENEDIOL AND 1,4-BUTANEDIOL USING THE PURIFIED 1,4-BUTYNEDIOL.
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