Title:
【発明の名称】2-ハロ-6-ニトロ安息香酸を製造する方法
Document Type and Number:
Japanese Patent JP2003502302
Kind Code:
A
Abstract:
The present invention relates to a process for the preparation of 2-halo-6-nitrobenzoic acids by oxidation of 2-halo-6-nitro-benzyl alcohols, esters, ethers, or mixtures thereof with nitric acid and to the use of this process as a step in the preparation of 2-halo-6-nitrobenzoic acids from 2-halo-6-nitrotoluenes.
Inventors:
Langer, Reinhard
Clausener, Alexander
Clausener, Alexander
Application Number:
JP2001503419A
Publication Date:
January 21, 2003
Filing Date:
June 06, 2000
Export Citation:
Assignee:
Bayer Aktiengesellschaft
International Classes:
C07C51/27; C07C63/70; C07C205/12; C07C205/26; C07C205/58; (IPC1-7): C07C51/27; C07C63/70
Foreign References:
| DE3409244A1 | 1985-09-19 | |||
| EP0529426A2 | 1993-03-03 | |||
| DE3409244A1 | 1985-09-19 | |||
| EP0529426A2 | 1993-03-03 |
Other References:
JPN6009063230, Ｃｈｅｍｉｓｃｈｅ Ｂｅｒｉｃｈｔｅ, 1937, Ｖｏｌ． ７, １５２６−１５３８
JPN6009063226, 新実験化学講座１５ 酸化と還元Ｉ−２, 19760920, ７６２−７６６頁, JP, 丸善株式会社
JPN6009063226, 新実験化学講座１５ 酸化と還元Ｉ−２, 19760920, ７６２−７６６頁, JP, 丸善株式会社
Attorney, Agent or Firm:
Heiyoshi Odashima