Inventor · disambiguated record
Weitong Dong
Also filed as: DONG WEITONG
15 granted patents·3 pending applications·27 citations·filing 2009–2024
89Inventor score
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18 records- 0192US9353064B2Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-pyrazol-3-yl)-4-methoxy-phenyl]-3-(2,4-difluoro-phenyl)-urea and crystalline forms related theretoARENA PHARM INC·Filed 2015·Granted May 31, 2016·9 cites·51 claims
- 0288US9745270B2Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-pyrazol-3-yl)-4-methoxy-phenyl]-3-(2,4-difluoro-phenyl)-urea and crystalline forms related theretoARENA PHARM INC·Filed 2016·Granted Aug 29, 2017·5 cites·8 claims
- 0387US10071075B2Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-pyrazol-3-yl)-4-methoxy-phenyl]-3-(2,4-difluoro-phenyl)-urea and crystalline forms related theretoARENA PHARM INC·Filed 2017·Granted Sep 11, 2018·4 cites·34 claims
- 0484US9126946B2Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-pyrazol-3-yl)-4-methoxy-phenyl]-3-(2,4-difluoro-phenyl)urea and crystalline forms related theretoCARLOS MARLON·Filed 2009·Granted Sep 8, 2015·8 cites·66 claims
- 0578US12172961B2Intermediate compounds and methodsBOEHRINGER INGELHEIM INT·Filed 2023·Granted Dec 24, 2024·0 cites·1 claims
- 0672US2020138784A1Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2h-pyrazol-3-yl)-4-methoxy-phenyl]-3-(2,4-difluoro-phenyl)-urea and crystalline forms related theretoARENA PHARM INC·Filed 2019·Application pending·0 cites
- 0770US11603354B2Intermediate compounds and methodsBOEHRINGER INGELHEIM INT·Filed 2021·Granted Mar 14, 2023·0 cites·2 claims
- 0869US10280133B2Process for the manufacture of 4-aminobenzoamidine dihydrochlorideBOEHRINGER INGELHEIM INT·Filed 2018·Granted May 7, 2019·0 cites·1 claims
- 0966US10543193B2Processes useful for the preparation of 1-[3-(4-bromo-2-methyl-2H-pyrazol-3-yl)-4-methoxy-phenyl]-3-(2,4-difluoro-phenyl)-urea and crystalline forms related theretoARENA PHARM INC·Filed 2018·Granted Jan 28, 2020·0 cites·38 claims
- 1066US10253026B2Process for the preparation of (r)-8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1h-purine-2,6-dioneBOEHRINGER INGELHEIM INT·Filed 2016·Granted Apr 9, 2019·1 cites·9 claims
- 1163US10131618B2Process for the preparation of spiro[2.5]octane-5,7-dione and spiro[3.5]nonane-6,8-dioneBOEHRINGER INGELHEIM INT·Filed 2018·Granted Nov 20, 2018·0 cites·1 claims
- 1262US10040750B2Process for the manufacture of 4-aminobenzoamidine dihydrochlorideBOEHRINGER INGELHEIM INT·Filed 2016·Granted Aug 7, 2018·0 cites·6 claims
- 1362US2025122206A1Process for the manufacture of a her2 inhibitorBOEHRINGER INGELHEIM INT·Filed 2024·Application pending·0 cites
- 1457US9938228B2Process for the preparation of spiro[2.5]octane-5,7-dione and spiro[3.5]nonane-6,8-dioneBOEHRINGER INGELHEIM INT·Filed 2015·Granted Apr 10, 2018·0 cites·1 claims
- 1556US9399616B2Process for the manufacture of 4-aminobenzoamidine dihydrochlorideDONG WEITONG·Filed 2013·Granted Jul 26, 2016·0 cites·12 claims
- 1644US9399629B2Process for the manufacture of 3-oxo-tetrahydrofuranXING LIDONG·Filed 2014·Granted Jul 26, 2016·0 cites·6 claims
- 1743US10106506B2General process for the preparation of 6-substituted or 5,6-disubstituted derivatives of 2-amino-isonicotinic acidBOEHRINGER INGELHEIM INT·Filed 2016·Granted Oct 23, 2018·0 cites·13 claims
- 1841US2014135497A1Synthesis of 2,4-dichloro-5-trifluoromethyl-pyrimidineLIU LI·Filed 2013·Application pending·0 cites
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