The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 12, 1982
Filed:
Jun. 30, 1980
Applicant:
Inventors:
Assignee:
Japan Hydrazine Co., Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564464 ;
Abstract
Inorganic acid salts of tertiary butyl hydrazine such as hydrochloride or hydrobromide of tertiary butyl hydrazine, useful for production of azine compounds are substantially stoichiometrically produced by reaction of inorganic acid salts of hydrazine such as hydrochloride or hydrobromide of hydrazine with tertiary butyl halides such as chloride or bromide at a molar ratio of the tertiary butyl halides to inorganic acid salts of 1:7-10 at a reaction temperature of 90.degree. to 110.degree. C. for 40 to 100 minutes.