Pyrimidine derivatives exhibiting antitumor activity
US6420367B1 · kind B1 · utility
21Cited by
0References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2001 |
| Grant date | Jul 16, 2002 |
| Priority date | — |
| Expiry date | Jan 16, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P35/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound represented by the formula (I): wherein, for example, R1, R2, R3, and R4 are each independently hydrogen atom, alky, and the like, R5 and R6 are each independently hydrogen atom, alkyl, and the like, X is —O—, —S—, and the like, Y is 5-membered heteroaryl-diyl and the like, Z is optionally substituted aryl and the like, the prodrugs thereof, or their pharmaceutically acceptable salts, or their solvates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.