公开(公告)号：DE2135087A1

公开(公告)日：1973-02-01

申请号：DE2135087

申请日：1971-07-14

Applicant: BASF AG

Inventor： AURNHAMMER ROBERT DR ,  LUDWIG WINFRIED DR

IPC: C07C303/08 ,  C07C309/86 ,  C07C143/70

Abstract: Title cpd., (I) pref. from benzene (II) and chlorosulphonic acid (III) wherein the starting materials in a molar ratio (II):(III) of 0.2-0.5:1, are added to a mixt. of (I), H2SO4 and (III) in a molar ratio of 0.3-2:0.3-2:1 resp. at 5-40 degrees C while simultaneously removing a corr. amt. of the reaction mixt. from the reactor system and working up in known manner.

公开(公告)号：DE2206862A1

公开(公告)日：1973-08-23

申请号：DE2206862

申请日：1972-02-14

Applicant: BASF AG

Inventor： HERTEL OTTO DR ,  LUDWIG WINFRIED DR ,  SCHLECHT HELMUT DR

IPC: C07C51/27 ,  C07C59/12

Abstract: Diglycol is oxidised using N(III)-, N(IV)- and/or N(V)- oxide in nitric acid at 40-90 degrees C, opt. under pressure. Reaction involves slow addn. of diglycol to HNO3 with simultaneous or subsequent addn. of oxides. Title cpd. which is formed in high yield and purity is an inter. for detergents, textile and leather auxiliaries and plant protectors.

公开(公告)号：CH516524A

公开(公告)日：1971-12-15

申请号：CH1736669

申请日：1969-11-21

Applicant: BASF AG

Inventor： LUDWIG WINFRIED DR ,  OSTER RUDOLF DR ,  URBACH HANS DR

IPC: B01D47/00 ,  B01D53/54 ,  C07C117/00