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:
Jun. 04, 1991
Filed:
Feb. 22, 1990
Applicant:
Inventors:
Assignee:
Enichem Synthesis SpA, Palermo, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07C / ;
U.S. Cl.
CPC ...
549438 ; 549470 ; 560136 ; 560135 ; 560134 ; 560132 ;
Abstract
A process is provided for the preparation of N-alkyl-carbamates by directly reacting low-molecular weight alkyl-isocyanates, in particular methyl isocyanate, and a substituted phenolic precursor in solution in the presence of a basic catalyst compound selected from the class of bicyclic amidines or bicyclic guanidines.
Quick Actions:
Mizia, Franco. (1991). Process for producing n-alkyl-carbamates (U.S. Patent No. 5021590). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5021590
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile