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Hefei fuya biotechnology co. LTD??? ?? ??? ?????.

?? ?:Hefei fuya biotechnology co. LTD
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??:China
URL: http://www.purerechem.com
? ?? ?:1915
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Rabeprazole impurity 14/Rabeprazole N-Alkyl Impurity/N-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl] Rabeprazole/1-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]-2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole935260-92-7C29H36N4O5S
Omeprazole impurity 5/Omeprazole EP Impurity E/Omeprazole N-Oxide/4-Methoxy-2-[[(RS)-(5-methoxy-1H-benzimidazol-2-yl)sulfinyl]methyl]-3,5-dimethylpyridine 1-oxide176219-04-8C17H19N3O4S
Sorafenib impurity 7/Methyl 4-(Methylamino)picolinate???????1256817-30-7C8H10N2O2
Sorafenib impurity 4/4-Deschloro-2-chloro-Sorafenib/4-(4-(3-(2-chloro-3-(trifluoromethyl)phenyl)ureido)phenoxy)-N-methylpicolinamide1431697-81-2C21H16ClF3N4O3
Racecadotril impurity 3/Racecadotril EP impurity D/5,10-dibenzyl-4,11-dioxo-7,8-dithia-3,12-diazatetradecanedioic acid123658-06-0C24H28N2O6S2
Ibrutinib impurity 5/(R)-tert-butyl 3-(4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)-piperidine-1-carboxylate1-?????????,3-[4-a??-3-(4-?????)-1H-????[3,4-d]????-1-?]-,1,1-?????????,(3R)-1022150-11-3C27H30N6O3
Sorafenib impurity 20/Sorafenib Hydroxydemethylamine/4-[4-[[[[4-Chloro-3-(trifluoromethyl)phenyl]amino]carbonyl]amino]phenoxy]-2-pyridinecarboxylic Acid?????????101012058-78-4C20H13ClF3N3O4
Ibrutinib impurity 7/(R)-N-Desacryloyl N-Propionyl Ibrutinib/1-[(3R)-3-[4-Amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]-1-piperidinyl]-1-propanone1839099-22-7C25H26N6O2
SafinamideAcid????????51160513-60-9C17H18FNO3
Cimetidine impurity 9/Cimetidine EP Impurity I HCl/(5-ethyl-1H-imidazol-4-yl)methanol hydrochloride38603-74-6C6H10N2O
Safinamide impurity 1/(S)-2-((4-(benzyloxy)benzyl)amino)propanamide133865-32-4C17H20N2O2
Prasugrel impurity 4/Prasugrel Chlorobutyryl Analog/5-(5-chloro-1-(2-fluorophenyl)-2-oxopentyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate1056459-37-0C20H21ClFNO3S
Ibrutinib impurity 2/(S)-Ibrutinib/(S)-1-(3-(4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)piperidin-1-yl)prop-2-en-1-one(S)-?????936563-97-2C25H24N6O2
Tedizolid impurity 8/(S)-3-(4-bromo-3-fluorophenyl)-5-(hydroxymethyl)oxazolidin-2-one1369530-77-7C10H9BrFNO3
Vildagliptin Impurity 1/Vildagliptin Diketo Impurity/Vildagliptin Lactam/2-((1r,3s,5R,7S)-3-hydroxyadamantan-1-yl)hexahydropyrrolo[1,2-a]pyrazine-1,4-dione1789703-36-1C17H24N2O3
Safinamide impurity 9/(S)-2-[3-(2-fluoro-benzyl)-4-(2-fluoro-benzyloxy)-benzylamino]propanamide1000370-28-4C24H24F2N2O2
Vortioxetine impurity 3/N-(2-chlorophenyl)hydroxylamine10468-16-3C6H6ClNO
Selexipag impurity 6/Selexipag Acid/2-{4-[(5,6-diphenylpyrazin-2-yl)(propan-2-yl)amino]butoxy}acetic acid[4-[(5,6-???????)(1-????)???]???]-????475085-57-5C25H29N3O3
LevothyroxineEPImpurityF???-4-????-3,5-?????????DISCONTINUED911661-90-0C21H13I6NO5
Omeprazole impurity 11/Omeprazole N-Methyl 5-Methoxy Analog/5-Methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1-methyl-1H-benzo[d]imidazoleN-???????(???????????isoMers????)89352-76-1C18H21N3O3S
Safinamide impurity 7/(R)-2-((4-((3-fluorobenzyl)oxy)benzyl)amino)propanamide174756-44-6C17H19FN2O2
Fasudil impurity 101,4-???-1,4-????5769-35-7C19H24N2O4S2
Erlotinib impurity 21/6-(2-chloroethoxy)-N-(3-ethynylphenyl)-7-(2-methoxyethoxy)quinazolin-4-amine?????iMpurityB183321-83-7C21H20ClN3O3
Erlotinib impurity 6/Erlotinib Hydroxy Metabolite/4-Hydroxy Erlotinib/4-((6,7-bis(2-methoxyethoxy)quinazolin-4-yl)amino)-2-ethynylphenol????????iMpurity882420-22-6C22H23N3O5
Vildagliptin Impurity 6/Vildagliptin Dimer Impurity/(2S,2S)-1,1-[[(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)imino]bis(1-oxo-2,1-ethanediyl)]bis[2-Pyrrolidinecarbonitrile]????????2(???????????)1036959-23-5C24H33N5O3
Racecadotril impurity 6/Racecadotril EP Imurity H/dibenzyl 5,10-dibenzyl-4,11-dioxo-7,8-dithia-3,12-diazatetradecanedioate141437-88-9C38H40N2O6S2
Vildagliptin Impurity 13/((1r,3s,5R,7S)-3-hydroxyadamantan-1-yl)glycineN-????-1-aMino-3-ada???1032564-18-3C12H19NO3
Rabeprazole impurity 16/(R)-O-Desmethyl Rabeprazole Impurity/(R)-3-((2-(((1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3-methylpyridin-4-yl)oxy)propan-1-ol179952-04-6C17H19N3O3S
Cimetidine impurity 5/Cimetidine EP Impurity E/Cimetidine Sulfoxide /2-Cyano-1-methyl-3-[2-[[(5-methyl-1H-imidazol-4-yl)methyl]sulfinyl]-ethyl]guanidine ;?????????????54237-72-8C10H16N6OS
Fasudil impurity 1/Quinoline-5-sulfonic acid???-5-???23261-58-7C9H7NO3S
Rabeprazole impurity 5/Lansoprazole EP Impurity F Sulfide/4-Desmethoxypropoxyl-4-Chloro Rabeprazole Sulfide/2-[(RS)-[(4-Chloro-3-methylpyridin-2-yl)methyl]sulphinyl]-1H-benzimidazole103312-62-5C14H12ClN3S
Safinamide impurity 3/(S)-2-((4-((2-fluorobenzyl)oxy)benzyl)amino)propanamide(2S)-2-[[4-[(2-??????)???]??]?????]??????133865-88-0C17H19FN2O2
Rabeprazole impurity 13/Rabeprazole N-Alkyl Sulfide/N-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl] Rabeprazole Sulfide/1-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]-2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl]sulfanyl]-1H-benzimidazoleN-[[4-(3-???????)-3-??-2-????]??]????????1114543-47-3C29H36N4O4S
Prasugrel impurity 2/Prasugrel Para-Fluoro Isomer/5-(2-cyclopropyl-1-(4-fluorophenyl)-2-oxoethyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate1391194-50-5C20H20FNO3S
Erlotinib impurity 10/N-(3-bromophenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine?????iMpurity3328528-74-1C20H22BrN3O4
Rabeprazole impurity 15/(S)-O-Desmethyl Rabeprazole Impurity/(S)-3-((2-(((1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-3-methylpyridin-4-yl)oxy)propan-1-ol179952-05-7C17H19N3O3S
Racecadotril impurity 7/Racecadotril Diacid Impurity/3,3-Disulfanediylbis(2-benzylpropanoic acid)141437-87-8C20H22O4S2
Sorafenib impurity 2/Deschloro Sorafenib/N-Methyl-4-[4-[[[[3-(trifluoromethyl)phenyl]amino]carbonyl]amino]phenoxy]-2-pyridinecarboxamideSorafenib???61285533-84-7C21H17F3N4O3
Palbociclib impurity 1/1-(2-Chloro-4-(cyclopentylamino)pyrimidin-5-yl)ethan-1-one1244949-62-9C11H14ClN3O
Tedizolid impurity 11/6,6'-bis(2-methyl-2H-tetrazol-5-yl)-3,3'-bipyridine2095840-91-6C14H12N10
Vildagliptin Impurity 16/Vildagliptin Chloroacetyl Nitrile (S)-Isomer/(2S)-1-(Chloroacetyl)-2-Pyrrolidinecarbonitrile207557-35-5C7H9ClN2O
Cimetidine impurity 1/Cimetidine EP Impurity A/Cimetidine Methylsulfanyl Analog /Methyl 3-cyano-1-[2-[[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl]ethyl] carbamimidothioateN-???-N-[2-(5-??????-4-????)??]-S-?????????52378-40-2C10H15N5S2
Cimetidine impurity 3/Cimetidine EP Impurity C/Cimetidine Amide Impurity/1-[(Methylamino)-[[2-[[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl]-ethyl] amino]methylidene]urea??????????77076-18-7C10H18N6OS
Cimetidine impurity 10/Cimetidine EP Impurity J DiHCl/2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethan-1-amine dihydrochloride2-[[(5-??-1H-????-4-?)??]??]????????38603-72-4C7H15Cl2N3S
Vildagliptin Impurity 5/Vildagliptin Carboxylic Acid/(2s)-1-(2-((3-hydroxyadamantan-1-yl)amino)acetyl)pyrrolidine-2-carboxylic acid565453-40-9C17H26N2O4
Sorafenib impurity 1/ethyl (4-chloro-3-(trifluoromethyl)phenyl)carbamate??4-???-3-???????????????18585-06-3C10H9ClF3NO2
Vildagliptin Impurity 17/Vildagliptin Dipyrrolidine Impurity/octahydro-5H,10H-dipyrrolo[1,2-a:1',2'-d]pyrazine-5,10-dione6708-06-1C10H14N2O2
Sorafenib impurity 8/1-(4-Chloro-3-(trifluoromethyl)phenyl)urea1-(4-???-3-(????????)??)???343247-69-8C8H6ClF3N2O
Parecoxib impurity 1/N-((3-(5-methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)propionamide1709956-89-7C19H18N2O4S
Safinamide impurity 5/(S)-2-((3-((3-fluorobenzyl)oxy)benzyl)amino)propanamide861398-52-9C17H19FN2O2
Omeprazole impurity 18/(R)-Omeprazole/(R)-5-Methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole?????119141-89-8C17H19N3O3S
Prasugrel impurity 5/Prasugrel Hydroxy Thiolactone/5-(2-cyclopropyl-1-(2-fluorophenyl)-2-oxoethyl)-7a-hydroxy-5,6,7,7a-tetrahydrothieno[3,2-c]pyridin-2(4H)-one947502-66-1C18H18FNO3S
Prasugrel impurity 3/5-(2-cyclopropyl-2-oxo-1-phenylethyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate1391194-45-8C20H21NO3S
Tedizolid impurity 10/(S)-Tedizolid/(S)-3-(3-fluoro-4-(6-(2-Methyl-2H-tetrazol-5-yl)pyridin-3-yl)phenyl)-5-(hydroxyMethyl)oxazolidin-2-one1431699-67-0C17H15FN6O3
Sorafenib impurity 6/4-Chloro-N,N-dimethylpyridine-2-carboxamide114780-06-2C8H9ClN2O
Rabeprazole impurity 8/2-(((4-(3-chloropropoxy)-3-methylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole1613482-73-7C17H18ClN3O2S
Rupatadine impurity 1/Rupatadine N-Oxide/3-((4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidin-1-yl)methyl)-5-methylpyridine 1-oxide1704730-21-1C26H26ClN3O
ZolpidemEPImpurityA1346600-85-8C19H21N3O
Rabeprazole impurity 2/Rabeprazole EP Impurity D/2-(((1H-benzo[d]imidazol-2-yl)sulfinyl)methyl)-4-(3-methoxypropoxy)-3-methylpyridine 1-oxide??????????924663-38-7C18H21N3O4S
Vortioxetine impurity 1/N,N-Dimethyl-2-nitroaniline610-17-3C8H10N2O2
Fasudil impurity 9/N,N'-Bis(ethylene)-p-ToluenesulfonamideN,N'-??(???)-p-????????4403-78-5C16H20N2O4S2
Lansoprazole impurity 4/Lansoprazole EP Impurity F/Rabeprazole Chloro Analog (USP)/Rabeprazole EP Impurity H/2-(((4-Chloro-3-methylpyridin-2-yl)methyl)sulfinyl)-1H-benzo[d]imidazole4-?????????-4-????????168167-42-8C14H12ClN3OS
Omeprazole impurity 9/Omeprazole EP Impurity I/Omeprazole Sulfone N-Oxide/5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphonyl]-1H-benzimidazole N-Oxide158812-85-2C17H19N3O5S
Rabeprazole impurity 6/Rabeprazole EP Impurity I/Rabeprazole Sulfone N-Oxide/2-[[[4-(3-Methoxypropoxy)-3-methyl-1-oxido-2-pyridinyl] methyl]sulfonyl]-1H-benzimidazole???????N-????924663-37-6C18H21N3O5S
Omeprazole impurity 17/5-Methoxy-1H-benzimidazole-2-sulfonic acid5-???-1H-??????-2-???106135-28-8C8H8N2O4S
Sorafenib impurity 5/6-Chloro-N-methylpyridine-2-carboxamide6-???-N-?????-2-??????845306-04-9C7H7ClN2O
Tedizolid impurity 13/(S)-(3-(3-fluoro-4-(6-(2-methyl-2H-tetrazol-5-yl)pyridin-3-yl) phenyl)-2-oxooxazolidin-5-yl)methyl dihydrogen phosphate1835340-19-6C17H16FN6O6P
Erlotinib impurity 7/Erlotinib Carboxylic Acid/-(3-((6,7-bis(2-methoxyethoxy)quinazolin-4-yl)amino)phenyl)acetic acid882420-21-5C22H25N3O6
Vildagliptin Impurity 10/Methyl (2S)-1-(2-chloroacetyl)pyrrolidine-2-carboxylate1-(??????)-L-?????????38074-72-5C8H12ClNO3
Zolpidem impurity 2/N,N-dimethyl-2-(6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)-2-oxoacetamide2-??????M400038-68-8C19H19N3O2
Rabeprazole impurity 12/Rabeprazole Sulfide N-Oxide/2-[[[4-(3-Methoxypropoxy)-3-methyl-1-oxido-2-pyridinyl]methyl]thio]-1H-benzimidazole????????N-???924663-40-1C18H21N3O3S
Vortioxetine impurity 2/1-CHLORO-2-NITROSO-BENZENE932-33-2C6H4ClNO
Ibrutinib impurity 3/ 3-(4-Phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine330786-24-8C17H13N5O
Erlotinib impurity 20/7-O-Desmethoxy-7-O-chloroethyl Erlotinib/7-(2-chloroethoxy)-N-(3-ethynylphenyl)-6-(2-methoxyethoxy)quinazolin-4-amine183321-85-9C21H20ClN3O3
Sorafenib impurity 13/Sorafenib Urea Impurity/N-methyl-4-(4-ureidophenoxy)picolinamide1129683-88-0C14H14N4O3
Tedizolid impurity 14/Diphosphoric acid P,P'-bis[[(5R)-3-[3-fluoro-4-[6-(2-methyl-2H-tetrazol-5-yl)-3-pyridinyl]phenyl]-2-oxo-5-oxazolidinyl]methyl] ester1220910-90-6C34H30F2N12O11P2
Safinamide impurity 2/(S)-2-((4-((4-fluorobenzyl)oxy)benzyl)amino)propanamide202825-43-2C17H19FN2O2
Rabeprazole impurity 4/Rabeprazole EP Impurity G/Rabeprazole Sulfide 4-Methoxy Analog/2-[[(4-Methoxy-3-methyl-2-pyridinyl)methyl]sulfanyl]-1H-benzimidazole2-[(4-???-3-??-2-????)-????]-??????102804-82-0C15H15N3OS
Cimetidine impurity 4/Cimetidine EP Impurity D DiHCl/Cimetidine Descyano DiHCl/1-Methyl-3-[2-[[(5-methyl-1Himidazol-4-yl)methyl]sulfanyl]ethyl]guanidine dihydrochloride????????IMPD59660-24-1C9H17N5S.2ClH
Vildagliptin Impurity 15/Vildagliptin Chloroacetyl Nitrile (R)-Isomer/(1S)-2-(2-chloroacetyl)cyclopentane-1-carbonitrile2-?????????,1-(??????)-,(2R)-(9CI)565452-98-4C7H9ClN2O
Selexipag impurity 3/2,3-dichloro-5,6-diphenylpyrazine57038-62-7C16H10Cl2N2
Vildagliptin Impurity 9/(S)-1-(2-Chloro-acetyl)-pyrrolidine-2-carboxylic acid????-??-?23500-10-9C7H10ClNO3
Vildagliptin Impurity 8/Vildagliptin Chloroacetyl Amide (S)-Isomer/(S)-1-(2-chloroacetyl)pyrrolidine-2-carboxamide(S)-1-(2-??????)????-2-??????214398-99-9C7H11ClN2O2
Prasugrel impurity 1/5-(2-Cyclopropyl-1-(3-fluorophenyl)-2-oxoethyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate1391194-39-0C20H20FNO3S
Tedizolid impurity 12/(R)-5-(chloromethyl)-3-(3-fluoro-4-(6-(2-methyl-2H-tetrazol-5-yl)pyridin-3-yl)phenyl)oxazolidin-2-one1239662-46-4C17H14ClFN6O2
Flucofuron/1,3-Bis(4-chloro-3-(trifluoromethyl)phenyl)urea?????370-50-3C15H8Cl2F6N2O
Omeprazole impurity 4/Omeprazole EP Impurity D/Omeprazole Sulfone/5-Methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphonyl]-1H-benzimidazole???????????A(15MG)(????????)(AS)88546-55-8C17H19N3O4S
Levosimendan impurity 6/Acetamide,N-[4-(1,4,5,6-tetrahydro-4-methyl-6-oxo-3-pyridazinyl)phenyl]-, (R)-39052-02-1
Rabeprazole impurity 3/Rabeprazole EP Impurity E/4-Methoxy Rabeprazole/4-Desmethoxypropoxyl-4-Methoxy Rabeprazole ; 2-[[(4-Methoxy-3-methyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole4-?????????-4-????????102804-77-3C15H15N3O2S
Racecadotril impurity 2/Racecadotril EP impurity C/[[(2RS)-2-[(acetylsulfanyl)methyl]-3-phenylpropanoyl]amino]acetic acidS-??????124735-06-4C14H17NO4S
Racecadotril impurity 4/Racecadotril EP Imurity F/benzyl [(2-benzylprop-2-enoyl)amino]acetate2-Des(???????)-2-?????????87428-99-7C19H19NO3
Omeprazole impurity 3/Omeprazole EP Impurity B/4-Desmethoxy Omeprazole/2-[(RS)-[(3,5-Dimethylpyridin-2-yl)methyl]sulphinyl]-5-methoxy-1H-benzimidazole110374-16-8C16H17N3O2S
Rupatadine impurity 2/3,5-bis((4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)piperidin-1-yl)methyl)pyridine????IMpurityC1224515-72-3C45H43Cl2N5
Vildagliptin Impurity 20?????????????????????????565453-41-0C19H27F3N2O6
Erlotinib impurity 9/6-O-Desmethoxyethyl-6-O-chloroethyl Erlotinib Hydrochloride/6-(2-chloroethoxy)-N-(3-ethynylphenyl)-7-(2-methoxyethoxy)quinazolin-4-amine hydrochloride6-O-Des?????-6-O-?????????????183320-04-9C21H21Cl2N3O3
Vildagliptin Impurity 14/(R)-Vildagliptin/(R)-1-(((1r,3S,5R,7S)-3-hydroxyadamantan-1-yl)glycyl)pyrrolidine-2-carbonitrile1036959-27-9C17H25N3O2
Vildagliptin Impurity 7/Vildagliptin Amide Impurity/N-(3-Hydroxytricyclo[3.3.1.13,7]dec-1-yl)glycyl-L-prolinamide?????iMpurityK565453-39-6C17H27N3O3
SafinamideImpurity7????????8690969-16-5C14H13FO2
Vildagliptin Impurity 3/Vildagliptin Mono Keto Impurity/Hexahydro-2-(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)-1-imino- pyrrolo[1,2-a]pyraz1789703-37-2C17H25N3O2
Sorafenib impurity 23/Sorafenib N-Oxide/4-(4-(3-(4-chloro-3-(trifluoromethyl)phenyl)ureido)phenoxy)-2-(methylcarbamoyl)pyridine 1-oxide?????????583840-03-3C21H16ClF3N4O4
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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