Intermediates

5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde Product Name:5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde Chemical Name:5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde CAS NO.:881677-11-8 Mol. Formula:C16H11FN2O3S Mol. Weight:330.33 Final API:Vonoprazan Purity or Assay:＞99% *All our products under patent are for R&D Synonym: (5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine;5-(2-Fluorophenyl)-1-[(pyridin-3-yl)sulfonyl]-1H-pyrrole-3-carboxaldehyde DMF

5-(pyridin-2-yl)-1,2-dihydropyridin-2-one Product Name:5-(pyridin-2-yl)-1,2-dihydropyridin-2-one Chemical Name:5-(pyridin-2-yl)-1,2-dihydropyridin-2-one CAS NO.:381233-78-9 Mol. Formula:C10H8N2O Mol. Weight:172.19 Final API:PeraMpanel Purity or Assay:＞99% *All our products under patent are for R&D Synonym: [2,3′-BIPYRIDIN]-6′(1’H)-ONE;5-(2-PYRIDYL)-1,2-DIHYDROPYRIDIN-2-ONE;5-(Pyridin-2-yl)-2(1H)-pyridone;5-(Pyridin-2-yl)-1,2-dihydropyrChemicalbookidin-2-one;5-(Pyridin-2-yl)pyridin-2(1H)-one;5-(2-Pyridyl)pyridin-2(1H)-one;5-pyridin-2-yl-1H-pyridin-2-one;5-(2-PYRIDYL)-2-PYRIDONE

1-phenyl-5-pyridin-2-ylpyridin-2-one Product Name:1-phenyl-5-pyridin-2-ylpyridin-2-one Chemical Name:1-phenyl-5-pyridin-2-ylpyridin-2-one CAS NO.:381725-50-4 Mol. Formula:C16H12N2O Mol. Weight:248.28 Final API:Perampanel Purity or Assay:＞99% *All our products under patent are for R&D Synonym: 1-Phenyl-5-(pyridin-2-yl)-1,2-dihydropyridin-2-one;1-phenyl-5-pyridin-2-ylpyridin-2-one;1′-Phenyl-[2,3′-bipyridin]-6′(1’H)-one;1-PHENYL-5-(PYRIDIN-2-YL)ChemicalbookPYRIDIN-2(1H)-ONE;[2,3′-Bipyridin]-6′(1’H)-one,1′-phenyl-;PerampanelImpurity4;PerampanelIntermediate2;1-Phenyl-5-(pyridin-2-y1)-1,2-dihydropyridin-2-one

3-bromo-1-phenyl-5-(pyridin-2-yl)-1,2-dihydropyridin-2-one Product Name:3-bromo-1-phenyl-5-(pyridin-2-yl)-1,2-dihydropyridin-2-one Chemical Name:3-bromo-1-phenyl-5-(pyridin-2-yl)-1,2-dihydropyridin-2-one CAS NO.:381248-06-2 Mol. Formula:C16H11BrN2O Mol. Weight:327.18 Final API:Perampanel Purity or Assay:＞99% *All our products under patent are for R&D Synonym:5′-broMo-1′-phenyl-[2,3′-bipyridin]-6′(1’H)-one;3-BroMo-1-phenyl-5-(pyridin-2-yl)pyridin-2(1H)-one;3-Bromo-1-phenyl-5-(pyridin-2-yl)-1,2-dihydropyridin-2-one;3-Bromo-1-phenyl-5-(pyridin-2-yl)-2(1H)-pyridoneChemicalbook;3-Bromo-5-(2-pyridyl)-1-phenyl-1,2-dihydropyridin-2-one;3-bromo-5-(2-pyridyl)-1-phenyl-1,2-dihydropyridine-2-one;3-bromo-1-phenyl-5-pyridin-2-ylpyridin-2-one;[2,3′-Bipyridin]-6′(1’H)-one,5′-bromo-1′-phenyl-

2-​Bromo-​4-​phenoxybenzoic acid Product Name:2-​Bromo-​4-​phenoxybenzoic acid Chemical Name:2-​Bromo-​4-​phenoxybenzoic acid CAS NO.:1237123-42-0 Mol. Formula:C13H9BrO3 Mol. Weight:293.12 Final API:Roxadustat Purity or Assay:＞99% *All our products under patent are for R&D Synonym:/

Ethyl 5-(2-bromo-4-phenoxyphenyl)oxazole-4-carboxylate Product Name:Ethyl 5-(2-bromo-4-phenoxyphenyl)oxazole-4-carboxylate Chemical Name:Ethyl 5-(2-bromo-4-phenoxyphenyl)oxazole-4-carboxylate CAS NO.:2222121-33-5 Mol. Formula:C18H14BrNO4 Mol. Weight:388.22 Final API:Roxadustat Purity or Assay:＞99% *All our products under patent are for R&D Synonym:4-Oxazolecarboxylic acid, 5-(2-bromo-4-phenoxyphenyl)-, ethyl ester

Ethyl 4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate Product Name:Ethyl 4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate Chemical Name:Ethyl 4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate CAS NO.:1809286-36-9 Mol. Formula:C19H17NO4 Mol. Weight:323.35 Final API:Roxadustat Purity or Assay:＞99% *All our products under patent are for R&D Synonym: 4-hydroxy-1-methyl-7-phenoxy-3-Isoquinolinecarboxylic acid ethyl ester;3-Isoquinolinecarboxylic acid, 4-hydroxy-1-methyl-7-phenoxy-, ethyl ester;ethyl 4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate

Benzothiazoline Product Name:benzothiazoline Chemical Name:2,3-dihydro-1,3-benzothiazole CAS NO.:4433-52-7 Mol. Formula:C7H7NS Mol. Weight:137.2 Final API:Dotinurad Purity or Assay:＞99% *All our products under patent are for R&D Synonym: 2,3-dihydro-1,3-benzothiazole;2,3-Dihydrobenzo[d]thiazole;2,3-Dihydrobenzothiazole;Benzothiazole, 2,3-dihydro-;Pyrithiobac Impurity 3

2H-1,3-benzothiazol-3-yl-(3,5-dichloro-4-methoxyphenyl)methanone Product Name:2H-1,3-benzothiazol-3-yl-(3,5-dichloro-4-methoxyphenyl)methanone Chemical Name:2H-1,3-benzothiazol-3-yl-(3,5-dichloro-4-methoxyphenyl)methanone CAS NO.:1285573-42-3 Mol. Formula:C15H11Cl2NO2S Mol. Weight:340.22 Final API:Dotinurad Purity or Assay:＞99% *All our products under patent are for R&D Synonym: Methanone,3(2H)-benzothiazolyl(3,5-dichloro-4-methoxyphenyl)-;DotinuradImpurity19;3-(3,5-dichloro-4-methoxybenzoyl)-1,2-dihydro-3H-1,3-benzothiazole;（3(2H)-Benzothiazolyl(3,5-dichloChemicalbookro-4-methoxyphenyl)methanone）;benzo[d]thiazol-3(2H)-yl(3,5-dichloro-4-methoxyphenyl)methanone;3-((3,5-dichloro-4-hydroxyphenyl)(hydroxy)methyl)-2,3-dihydrobenzo[d]thiazole1,1-dioxide

(3,5-dichloro-4-methoxyphenyl)-(1,1-dioxo-2H-1,3-benzothiazol-3-yl)methanone Product Name:(3,5-dichloro-4-methoxyphenyl)-(1,1-dioxo-2H-1,3-benzothiazol-3-yl)methanone Chemical Name:(3,5-dichloro-4-methoxyphenyl)-(1,1-dioxo-2H-1,3-benzothiazol-3-yl)methanone CAS NO.:1285573-44-5 Mol. Formula:C14H9Cl2NO4S Mol. Weight:358.19 Final API:Dotinurad Purity or Assay:＞99% *All our products under patent are for R&D Synonym: 1;Methanone,(3,5-dichloro-4-methoxyphenyl)(1,1-dioxido-3(2H)-benzothiazolyl)-;3-(3,5-dichloro-4-methoxybenzoyl)-1,1-dioxo-1,2-dihydro-3H-1,3-benzothiazole;(3,5-Dichloro-4-metChemicalbookhoxyphenyl)(1,1-dioxido-3(2H)-benzothiazolyl)methanone;(5,5,12,12-tetraoxidodibenzo[d,i][1,6,3,8]dithiadiazecine-7,14(6H,13H)-diyl)bis((3,5-dichloro-4-methoxyphenyl)methanone)