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:
Oct. 24, 1978
Filed:
Jun. 09, 1977
Applicant:
Inventors:
Susumu Misaki, Mino, JP;
Sadamu Ishii, Osaka, JP;
Nobuyuki Suzuki, Nobeoka, JP;
Mikio Wakabayashi, Nobeoka, JP;
Tsuneo Sowa, Nobeoka, JP;
Assignees:
Daikin Kogyo Co., Ltd., BOTH OF, JP;
Asahi Chemical Industry Co., Ltd., BOTH OF, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07H / ;
U.S. Cl.
CPC ...
536 23 ; 544313 ;
Abstract
A process for production of 5-fluorouracil and its derivatives which comprises reacting a cytosine compound of the formula: ##STR1## wherein R is a hydrogen atom or a saccharide residue with fluorine or fluorine fluorosulfonate (FOSO.sub.2 F) in an aqueous medium to give the corresponding 5-fluorouracil compound of the formula: ##STR2## wherein R is as defined above.