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:
Mar. 24, 1998
Filed:
Dec. 02, 1996
Applicant:
Inventors:
Masakatsu Matsumoto, Sagamihara, JP;
Nobuko Watanabe, Kamakura, JP;
Hisako Kobayashi, Sagamihara, JP;
Hiroshi Ikawa, Tokyo, JP;
Assignee:
Fujirebio Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549464 ; 549469 ;
Abstract
A 1,2-dioxetane derivative of formula (I): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, and R.sup.5 are each independently a hydrogen atom, an alkyl group, or an aryl group, R.sup.2 and R.sup.3 together and R.sup.4 and R.sup.5 together can be joined as a cyclo-alkyl group, R.sup.6 is a hydroxyl group, an alkoxyl group, an aralkyloxy group, --OSi(R.sup.8 R.sup.9 R.sup.10) in which R.sup.8, R.sup.9 and R.sup.10 are each independently an alkyl group, or a phosphate salt, and R.sup.7 is a hydrogen atom, a halogen atom, an alkyl group, or an alkoxyl group.