81.
    发明专利
    未知

    公开(公告)号:DE4301613A1

    公开(公告)日:1994-07-28

    申请号:DE4301613

    申请日:1993-01-22

    Applicant: BASF AG

    Abstract: Method of preparing hexa-2,4-diyne-1,6-diol, of the formula I HO-CH2-C IDENTICAL C-C IDENTICAL C-CH2-OH (I), by reacting diacetylene, of the formula II H-C IDENTICAL C-C IDENTICAL C-H (II), with formaldehyde, of the formula III H2C = O (III), in the presence of silver catalysts, the reaction being carried out in the presence of a polar solvent at temperatures from 0 to 150@C and pressures from 0.01 to 10 bar.

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