Abstract: The present invention relates to pyrimido [5,4-d] pyrimidine compounds of Formula II or a pharmaceutically acceptable salt thereof, wherein Q is and X, E1, E2, E3, R6 and p are as defined herein. The compounds of this invention are irreversible inhibitors of tyrosine kinases and are useful in the treatment of cancer, atherosclerosis, restenosis, endometriosis and psoriasis.

Abstract: This invention provides substituted pyrimido-pyrimidines that are useful for treating cell proliferative disorders, such as cancer and restenosis, as well as angiogenesis and atherosclerosis. The invention compounds have Formula I: where W is NH, S, SO, or SO2, R1 includes alkyl, cycloalkyl, phenyl, substituted phenyl, heteroaryl and substituted heteroaryl; R2 includes alkyl, cycloalkyl, phenyl and substituted phenyl; R3 includes alkyl and aryl such as phenyl and substituted phenyl; R8 and R9 include hydrogen and alkyl, and the pharmaceutically acceptable salts thereof. The invention also provides pharmaceutical formulations comprising a compound of Formula I together with a pharmaceutically acceptable carrier, diluent, or excipient therefor, and a method for treating angiogenesis using said compounds.

Abstract: This invention relates to pyrrolocarbazole derivatives according formula I wherein R1, R2, R7, R8, R9, X and Y are as defined in the specification wherein said derivatives specifically inhibit one or both of the checkpoint kinases Wee1 and Chk1

Abstract: Disclosed are compounds of the formula wherein R2, R5, R6, R7, and R8 are as defined herein. These compounds and their pharmaceutical compositions are useful for treating cell proliferative disorders, such as cancer and restenosis. These compounds are potent inhibitors of cdks and growth factor-mediated kinases.

Abstract: This invention provides quinazolines that are useful for treating cell proliferative diseases and disorders, such as cardiovascular diseases, infections, cancers, autoimmune diseases, gout, kidney disease, and neurodegenerative diseases and disorders such as Alzheimer's disease. We have now discovered a group of 2-arylamino-7-(alkyl)oxy-8-alkylquinazolines and 8-alkyl-2-arylamino-quinazoline 2,7-diamines that are potent inhibitors of cyclin-dependent kinases (cdks). The compounds are readily synthesized and can be administered by a variety of routes, including orally, and have sufficient bioavailability. This invention also provides pharmaceutical formulations comprising at least one of the quinazoline compounds together with a pharmaceutically acceptable carrier, diluent, or excipient therefor. The invention further provide useful intermediates generated during the production of the quinazoline compounds.

Abstract: This invention provides bicyclic heterocycles that are useful for treating cell proliferative disorders, such as cancer and restenosis, as well as angiogenesis and atherosclerosis. We have now discovered a group of bicyclic compounds that are potent inhibitors of cyclin-dependent kinases (cdks), growth factor-mediated kinases, and non-receptor kinases. The compounds are readily synthesized and can be administered by a variety of routes, including orally, and have sufficient bioavailability for clinical use.

Abstract: The present invention provides compounds of Formula II: 1

Abstract: The present invention provides compounds that are irreversible inhibitors of tyrosine kinases. Also provided is a method of treating cancer, restenosis, atherosclerosis, endometriosis, and psoriasis and a pharmaceutical composition that comprises a compound that is an irreversible inhibitor of tyrosine kinases.

Abstract: The present invention provides compounds that are irreversible inhibitors of tyrosine kinases. Also provided is a method of treating cancer, restenosis, atherosclerosis, endometriosis, and psoriasis and a pharmaceutical composition that comprises a compound that is an irreversible inhibitor of tyrosine kinases.

Abstract: Disclosed are compounds of the formula (I) wherein: R2, R7, RI3, R14 and R15 are independently hydrogen, or (un)substituted lower alkyl, (un)substitued lower alkenyl, (un)substituted lower alkynyl, or (un)substituted —(CH2)nR12; R5 is halogen, cyano, nitro, —R9, —NR9R10, or —OR9; R6 is halogen, cyano, nitro, —R9, —NR9R10, —OR9, —Co2R9, —COR9, —CONR9R10, —NR9COR10, (un)substiuted lower alkenyl, or (un)substituted lower alkynyl; R8 is —CO2R13, —COR13, —CONR13R14, —CSNR13R14, —C(NR13)NR14R15, —SO3R13, —SO2R13, —SO2NR13R14, —PO3R13R14, —POR13R14, —PO(NR13R14)2; R9 and R10 are independently hydrogen or (un)substituted lower alkyl; R11 is a heteroaryl or a heterocyclic group; R12 is a cycloalkyl, a heterocyclic, an aryl, or a heteroaryl group; and n is 0,1,2, or 3.

Abstract: The present invention provide compounds of Formula I The present invention also provides a method of treating cancer and treating or preventing restenosis or atherosclerosis. Also provided by the present invention is a pharmaceutically acceptable composition containing a compound of Formula I.

Abstract: This invention provides pyridopyrimidines and 4-aminopyrimidines that are useful for treating cell proliferative disorders, such as cancer and restenosis. We have now discovered a group of 7,8-dihydro-2-(amino and thio)pyrido[2,3-d]pyrimidines and 2,4-diaminopyrimidines that are potent inhibitors of cyclin-dependent kinases (cdks) and growth factor-mediated kinases. The compounds are readily synthesized and can be administered by a variety of routes, including orally, and have sufficient bioavailability. This invention provides compounds of Formula I: and Formula II: where W is NH, S, SO, or SO2, R1 includes phenyl and substituted phenyl, R2 includes alkyl and cycloalkyl, R3 includes alkyl and hydrogen, R8 and R9 include hydrogen and alkyl, and Z is carboxy. This invention also provides pharmaceutical formulations comprising a compound of Formula I or II together with a pharmaceutically acceptable carrier, diluent, or excipient therefor.

Abstract: The present invention provides compounds that are irreversible inhibitors of tyrosine kinases. Also provided is a method of treating cancer, restenosis, atherosclerosis, endometriosis, and psoriasis and a pharmaceutical composition that comprises a compound that is an irreversible inhibitor of tyrosine kinases.

Abstract: The present invention provides compounds of Formula I 1

Abstract: The present invention provides compounds of Formula I The present invention also provides a method of treating cancer and treating or preventing restenosis or atherosclerosis. Also provided by the present invention is a pharmaceutically acceptable composition containing a compound of Formula I.

Abstract: This invention relates to the inhibition of protein tyrosine kinase (PTK) and cell cycle kinase mediated cellular proliferation. More specifically, this invention relates to naphthyridinones and their use in inhibiting cellular proliferation and PTK or cell cycle kinase enzymatic activity.

Abstract: The present invention provides compounds of Formula (I). The present invention also provides a method of treating cancer and treating or preventing restenosis or atherosclerosis. Also provided by the present invention is a pharmaceutically acceptable composition containing a compound of Formula (I).