Title:
1,1,1,4,4,4-ヘキサフルオロ-2-ブテンを作製する方法
Document Type and Number:
Japanese Patent JP2011515408
Kind Code:
A
Abstract:
Three processes are disclosed for making 1,1,1,4,4,4-hexafluoro-2-butene. The first process involves reacting 2,2-dichloro-1,1,1-trifluoroethane with copper in the presence of an amide solvent and 2,2'-bipyridine. The second process involves reacting 2,2-dichloro-1,1,1-trifluoroethane with copper in the presence of an amide solvent and a Cu(I) salt. The third process involves reacting 2,2-dichloro-1,1,1-trifluoroethane with copper in the presence of an amide solvent, 2,2'-bipyridine and a Cu(I) salt.
Inventors:
Shu Hui Sun
Mario Joseph Nappa
Win-Chan Lee
Mario Joseph Nappa
Win-Chan Lee
Application Number:
JP2011500913A
Publication Date:
May 19, 2011
Filing Date:
March 18, 2009
Export Citation:
Assignee:
E.I.DU PONT DE NEMOURS AND COMPANY
International Classes:
C07C17/269; B01J27/122; B01J31/02; B01J31/30; C07C21/18; C07B61/00
Domestic Patent References:
| JPH07316081A | 1995-12-05 | |||
| JPH04264040A | 1992-09-18 | |||
| JPS61183234A | 1986-08-15 | |||
| JPH08245427A | 1996-09-24 |
Foreign References:
| US5516951A | 1996-05-14 | |||
| WO1994012454A1 | 1994-06-09 |
Other References:
JPN5011010116; ＡＤＡＭＳ Ｄ Ｊ: 'ＴＯＷＡＲＤＳ ＴＨＥ ＳＹＮＴＨＥＳＩＳ ＯＦ ＰＥＲＦＬＵＯＲＯＡＬＫＹＬＡＴＥＤ ＤＥＲＩＶＡＴＩＶＥＳ ＯＦ ＸＡＮＴＰＨＯＳ' ＴＥＴＲＡＨＥＤＲＯＮ Ｖ６０ Ｎ１８, 20040426, Ｐ４０７９-４０８５, ＥＬＳＥＶＩＥＲ ＳＣＩＥＮＣＥ ＰＵＢＬＩＳＨＥＲＳ
Attorney, Agent or Firm:
Patent Business Corporation Tani/Abe Patent Office