Find generic entry opportunities
Deep knowledge on
small-molecule drugs and
the 110,000 global patents
Anticipate generic drug launch
Drug patents …
… from Kazakhstan to Kalamazoo
Manage your formulary budget
Proactively manage your pharmacy inventory
Flat-rate pricing for predictable budgeting
Short-term plans for project- or client-based billing
Upgrade to enjoy subscriber-only features like email alerts and data export. See the Plans and Pricing
|Title:||N.sup.4 -(substituted-oxycarbonyl)-5'-deoxy-5-fluorocytidine compounds, compositions and methods of using same|
|Abstract:||The invention relates to N.sup.4 -(substituted-oxycarbonyl)-5'-deoxy-5-fluorocytidine derivatives which are useful as an agent for treating tumors, pharmaceutical compositions including the same, a method of treating tumors and a method of preparing N.sup.4 -(substituted-oxycarbonyl)-5'-deoxy-5-fluorocytidine derivatives for treating tumors. Compounds of formula (I), ##STR1## wherein R.sup.1 is a saturated or unsaturated, straight or branched hydrocarbon radical wherein the number of carbon atoms in the longest straight chain of this hydrocarbon radical ranges from three to seven, or is a radical of the formula --(CH.sub.2)n--.sup.Y wherein Y is a cyclohexyl radical, a C.sub.1 -C.sub.4 alkoxy radical or a phenyl radical and wherein when Y is a cyclohexyl radical n is an integer from 0 to 4, and when Y is C.sub.1 -C.sub.4 alkoxy radical or a phenyl radical n is an integer from 2 to 4, and R.sup.2 is a hydrogen atom or a radical easily hydrolyzable under physiological conditions, or a hydrate or solvate thereof. Compounds of formula (I) are useful in the treatment of tumors.|
|Inventor(s):||Arasaki; Motohiro (Kanagawa, JP), Ishitsuka; Hideo (Kanagawa, JP), Kuruma; Isami (Kanagawa, JP), Miwa; Masanori (Kanagawa, JP), Murasaki; Chikako (Kanagawa, JP), Shimma; Nobuo (Kanagawa, JP), Umeda; Isao (Kanagawa, JP)|
|Assignee:||Hoffmann-La Roche Inc. (Nutley, NJ)|
Patent Claim Types:|
see list of patent claims
|Compound; Composition; Use;|
|Foriegn Application Priority Data|
|Foreign Country||Foreign Patent Number||Foreign Patent Date|
|92121538||Dec 18, 1992|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|Hungary||T65757||<disabled in preview>|
|Hungary||9303525||<disabled in preview>|
|Croatia||P931430||<disabled in preview>|
| This preview shows a limited data set|
Subscribe for full access, or try a Trial
The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
Export unavailable in trial.
Subscribe for complete access.
Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.