公开(公告)号：WO1982001650A1

公开(公告)日：1982-05-27

申请号：PCT/US1981001466

申请日：1981-11-02

Applicant: DIAMOND SHAMROCK CORP

Inventor： DIAMOND SHAMROCK CORP ,  MAGEE THOMAS A ,  CORKINS HARRY G ,  LIMPEL LAWRENCE E ,  STORACE LOUIS ,  BATTERSHELL ROBERT D ,  BRAND WILLIAM W ,  FRIEDMAN ARTHUR ,  OSGOOD EDMOND R ,  BUCHMAN RUSSELL

IPC: C07D213/89

CPC classification number: C07D221/22 ,  A01N47/24 ,  A01N55/00 ,  A01N57/08 ,  C07D311/00 ,  C07D313/06 ,  C07D313/20 ,  C07D335/04 ,  C07D335/10 ,  C07D337/06 ,  C07D495/08 ,  C07F7/0892 ,  C07F9/2483 ,  C07F9/6561

Abstract: Nouveaux composes heterobicycliques de formule I, leurs procedes de preparation et procedes et compositions pesticides.

Abstract translation: 描述了式I的新型杂双环化合物，其制备方法和杀虫组合物和方法。 i

公开(公告)号：US3864361A

公开(公告)日：1975-02-04

申请号：US33272173

申请日：1973-02-15

Applicant: DIAMOND SHAMROCK CORP

Inventor： STILLMAN NEIL W ,  OSGOOD EDMOND R

IPC: B01J23/46 ,  C07D295/023 ,  C07D27/04

CPC classification number: C07D295/023 ,  B01J23/462

Abstract: 2,5-Dimethylpyrrolidine predominantly as the cis-isomer is prepared by the reduction of 2,5-dimethylpyrrole under moderate temperature and pressure conditions, employing a finely-divided, unsupported RuO2 as the sole hydrogenation catalyst.

Abstract translation: 通过在中等温度和压力条件下还原2,5-二甲基吡咯制备主要作为顺式异构体的2,5-二甲基吡咯烷，采用细碎的无载体RuO 2作为唯一氢化催化剂。

公开(公告)号：CA1064508A

公开(公告)日：1979-10-16

申请号：CA253059

申请日：1976-05-21

Applicant: DIAMOND SHAMROCK CORP

Inventor： HLYNSKY ALEX ,  GRIGGS JAN M ,  OSGOOD EDMOND R

IPC: C07D333/48

Abstract: The biologically active compound, 3,3,4,4-tetra-chlorotetrahydrothiophene-1,1-dioxide, is produced by the stepwise chlorination of butadiene sulfone, employing a free radical-generating compound as catalyst for the substitution chlorination stage of the reaction.