1373329-52-2

Upstream product

• 56616-99-0 1-methyl 5-chloro 1,2,4-(1H)-triazole 
• 80646-00-0 3-(4-fluorophenyl)-3-oxopropanoic acid 
• 884497-46-5 methyl 3-amino-5-fluorobenzoate 
• 1322616-36-3 methyl 7-fluoro-2-(4-fluorophenyl)-3-(1-methyl-1H-1,2,4-triazol-5-yl)-4-oxo-1,2,3,4-tetrahydroquinoline-5-carboxylate 
• 1322879-81-1 methyl 5-fluoro-2-(2-(1-methyl-1H-1,2,4-triazol-5-yl)acetyl)-3-nitrobenzoate 
• 459-57-4 4-fluorobenzaldehyde 
• 1322616-40-9 methyl 7-fluoro-2-(4-fluorophenyl)-1-hydroxy-3-(1-methyl-1H-1,2,4-triazol-5-yl)-4-oxo-1,2,3,4-tetrahydroquinoline-5-carboxylate 
• 1322616-39-6 (E)-methyl 5-fluoro-2-(3-(4-fluorophenyl)-2-(1-methyl-1H-1,2,4-triazol-5-yl)acryloyl)-3-nitrobenzoate 
• 1322616-34-1 (Z)-6-fluoro-3-((1-methyl-1H-1,2,4-triazol-5-yl)methylene)-4-nitroisobenzofuran-1(3H)-one 
• 1207453-90-4 6-fluoro-4-nitroisobenzofuran-1(3H)-one 

Downstream Products

• 1207456-01-6 ((11S,12R)-7-fluoro-11-(4-fluorophenyl)-12-(2-methyl-1,2,4-triazol-3-yl)-2,3,10-triazatricyclo[7.3.1.05,13]trideca-1,5⁽¹³⁾,6,8-tetraen-4-one) 
• 1373329-49-7 CH₄O₃S*C₁₉H₁₄F₂N₆O 
• 1373329-50-0 C₂H₆O₄S*C₁₉H₁₄F₂N₆O 
• 1373329-51-1 C₁₉H₁₄F₂N₆O*H₃O₄P 
• 1373329-48-6 C₁₉H₁₄F₂N₆O*ClH 

Relevant academic research and scientific papers

Synthesis of PARP inhibitor talazoparib

Provided is a new method for preparing PARP inhibitor talazoparib.

DIHYDROPYRIDOPHTHALAZINONE INHIBITORS OF POLY (ADP-RIBOSE) POLYMERASE (PARP) FOR THE TREATMENT OF MULTIPLE MYELOMA

Provided is a methods of treating multiple myeloma with inhibitors of poly(ADP-ribose)polymerase according to Formula (I):

CRYSTALLINE (8S,9R)-5-FLUORO-8-(4-FLUOROPHENYL)-9-(1-METHYL-1H-1,2,4-TRIAZOL-5-YL)-8,9-DIHYDRO-2H-PYRIDO[4,3,2-DE]PHTHALAZIN-3(7H)-ONE TOSYLATE SALT

Provided herein are (8S, 9R)-5-fluoro-8-(4-fluorophenyl)-9-(1-methyl-lH-1,2,4-triazol-5- yl)-8,9-dihydro-2H-pyrido[4,3,2-de]phthalazin-3(7H)-one tosylate salt forms, including crystalline forms, and methods of their preparation. Pharmaceutical compositions comprising a (8S,9R)-5-fiuoro-8-(4-fluorophenyl)-9-(1-methyl-1H-1,2,4-triazol-5-yl)-8,9-dihydro-2H- pyrido[4,3,2-de]phthalazin-3(7H)-one tosylate salt are also provided, as are methods of using (8S,9R)-5-fluoro-8-(4-fluorophenyl)-9-(1-methyl-1H-1,2,4-triazol-5-yl)-8,9-dihydro-2H- pyrido[4,3,2-de]phthalazin-3(7H)-one tosylate salt to treat a disease or condition, such as a cancer.

PROCESSES OF SYNTHESIZING DIHYDROPYRIDOPHTHALAZINONE DERIVATIVES

Provided herein are processes for synthesizing dihydropyridophthalazinone derivatives, such as for example, 5-fluoro-8-(4-fluorophenyl)-9-(1-methyl-1H-1,2,4-triazol-5-yl)-8,9-dihydro-2H-pyrido[4,3,2-de]phthalazin-3(7H)-one and its stereoisomers, which are potent poly(ADP-ribose)polymerase (PARP) inhibitors as well as novel synthetic intermediate compounds.