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:
Sep. 26, 1978
Filed:
Sep. 26, 1977
Llewellyn W Fancher, Orinda, CA (US);
Jeffrey D Robbins, Berkeley, CA (US);
Stauffer Chemical Company, Westport, CT (US);
Abstract
N-(beta-diorganodithiophosphorylethyl) aryl and alkyl sulfonamides are prepared by a process comprising reacting a compound having the formula R.sup.1 SO.sub.2 X with 2-aminoethyl hydrogen sulfate and an aqueous solution of M.sup.1 OH, and reacting the resulting product with a compound having the formula ##STR1## In the above description, R.sup.1 is selected from the group consisting of C.sub.1 -C.sub.10 alkyl, halo-substituted C.sub.1 -C.sub.10 alkyl, phenyl, halo-substituted phenyl, nitro-substituted phenyl, and naphthyl; R.sup.2 and R.sup.3 are independently selected from the group consisting of C.sub.1 -C.sub.10 alkyl and C.sub.1 -C.sub.10 alkoxy; X is selected from the group consisting of chloride, bromide, and iodide; and M.sup.1 and M.sup.2 are independently selected from the group consisting of lithium, sodium, potassium, ammonium, and tri-substituted ammonium wherein the substituents are independently C.sub.1 -C.sub.10 alkyl.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile