Title:
【発明の名称】アリ-ルジアゾニウム塩水溶液の製造方法
Document Type and Number:
Japanese Patent JPS5948820
Kind Code:
B2
Abstract:
Aromatic amine salts are diazotized, in aqueous solution/suspension, utilizing a nitrogenous vaporous admixture as the diazotizing agent, said admixture comprising nitric oxide and nitrogen peroxide, with the content of NO therein being in substantial excess with respect to the NO2. The resulting solutions of aryldiazonium salts are useful in the preparation of aromatic azoamines.
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Inventors:
SERUJI RATSUTON
Application Number:
JP2546879A
Publication Date:
November 29, 1984
Filing Date:
March 05, 1979
Export Citation:
Assignee:
RHONE POULENC IND
International Classes:
C07C67/00; C07C241/00; C07C245/20; C09B29/00; (IPC1-7): C07C113/04
Attorney, Agent or Firm:
Asamura Akira