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:
Nov. 28, 2000
Filed:
Jul. 14, 1999
Masaharu Kitamura, Odawara, JP;
Daisuke Urazoe, Odawara, JP;
Hideto Mori, Odawara, JP;
Akio Satoh, Odawara, JP;
Fuji Photo Film, Ltd., Minami-ashigari, JP;
Abstract
There is disclosed a method for producing an N-alkyl-.alpha.-dialkylaminoacetohydroxamic acid compound represented by formula (2), which comprises reacting an .alpha.-dialkylaminoacetic acid ester compound represented by formula (1) with an N-alkylhydroxylamine, wherein the reaction is carried out in water and an ether-series organic solvent, ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4, which are the same or different, each represents an alkyl group. According to the method, it is possible to obtain the objective compound in a high yield with a short reaction time, with restrained formation of a by-product.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile