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Structure Chemical Name CAS MF
Olaparib Impurity 34 Olaparib Impurity 34 2795135-26-9
Tofacitinib Impurity 86 Tofacitinib Impurity 86
Metronidazole Impurity 2 Metronidazole Impurity 2
Erlotinib Impurity 56 Erlotinib Impurity 56
Voriconazole Impurity 20 Voriconazole Impurity 20
5-[ビス(2-クロロエチル)アミノ]-1-メチル-1H-ベンズイミダゾール-2-ブタン酸メチルエステル 5-[ビス(2-クロロエチル)アミノ]-1-メチル-1H-ベンズイミダゾール-2-ブタン酸メチルエステル 109882-25-9 C17H23Cl2N3O2
Brivaracetam Impurity 33 Brivaracetam Impurity 33
2-amino-9-((1S,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one 2-amino-9-((1S,3S,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl)-1,9-dihydro-6H-purin-6-one 1367369-77-4 C12H15N5O3
Pyridoxine Impurity 12 Pyridoxine Impurity 12 58947-70-9 C8H9NO3
(1S,7S,8S,8aR)-8-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran- 2-yl)ethyl)-3,7-dimethyl-1,2,4a,5,6,7,8,8a-octahydronaphthalen-1-yl 2,2-dimethylbutanoate (1S,7S,8S,8aR)-8-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran- 2-yl)ethyl)-3,7-dimethyl-1,2,4a,5,6,7,8,8a-octahydronaphthalen-1-yl 2,2-dimethylbutanoate
Acetamide, N-[9-[[2-(acetyloxy)-1-(hydroxymethyl)ethoxy]methyl]-6,9-dihydro-6-oxo-1H-purin-2-yl]- Acetamide, N-[9-[[2-(acetyloxy)-1-(hydroxymethyl)ethoxy]methyl]-6,9-dihydro-6-oxo-1H-purin-2-yl]- 298197-26-9 C13 H17 N5 O6
Isatin indicator solution Isatin indicator solution C8H5NO2
Afatinib Impurity 74 Afatinib Impurity 74 1259015-90-1 C7H13NO2
Parecoxib Impurity B Parecoxib Impurity B
ナトリウム1-メチル-1H-テトラゾール-5-チオラート ナトリウム1-メチル-1H-テトラゾール-5-チオラート 51138-06-8 C2H3N4NaS
Levofloxacin Impurity 5 Levofloxacin Impurity 5 2206360-62-3 C13H10FNO5
Bisoprolol Impurity 37 Bisoprolol Impurity 37
3-(4,6-diamino-5-((methoxycarbonyl)amino)pyrimidin-2-yl)-5-fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine 7-oxide 3-(4,6-diamino-5-((methoxycarbonyl)amino)pyrimidin-2-yl)-5-fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine 7-oxide
Nirmatrelvir Impurity 11 Nirmatrelvir Impurity 11
3,5-ジヨード-4-(4-ヒドロキシ-3,5-ジヨードフェノキシ)安息香酸 3,5-ジヨード-4-(4-ヒドロキシ-3,5-ジヨードフェノキシ)安息香酸 2055-97-2 C13H6I4O4
ethyl (4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b] pyridin-3-yl)pyrimidin-5-yl)(methyl)carbamate ethyl (4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b] pyridin-3-yl)pyrimidin-5-yl)(methyl)carbamate 625115-53-9 C21H21FN8O2
2-(ジメチルアミノ)-N-(2,6-ジメチルフェニル)アセトアミド 2-(ジメチルアミノ)-N-(2,6-ジメチルフェニル)アセトアミド 21236-54-4 C12H18N2O
Axitinib Impurity a Axitinib Impurity a 1347304-18-0 C22H18N4O2S
Teneligliptin Impurity 14 Teneligliptin Impurity 14
Posaconazole Impurity 26 Posaconazole Impurity 26
Anastrozole IMpurity (3-(1-Cyano-1-Methylethyl)-alfa,alfa-diMethyl-5-(1H-,1,2,4-triazole-1-ylMethyl)-benzeneacetaMide) Anastrozole IMpurity (3-(1-Cyano-1-Methylethyl)-alfa,alfa-diMethyl-5-(1H-,1,2,4-triazole-1-ylMethyl)-benzeneacetaMide) 120512-03-0 C17H21N5O
3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-2-yl)amino)piperidin-1-yl)-3-oxopropanenitrile 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-2-yl)amino)piperidin-1-yl)-3-oxopropanenitrile 2374700-40-8 C16H20N6O
Terbutaline Impurity Terbutaline Impurity 52144-90-8 C26H29NO3
Tofacitinib Impurity 70 Tofacitinib Impurity 70
Sugammadex sodium Decomposition process Impurity 1 Sugammadex sodium Decomposition process Impurity 1
NIMODIPINE RELATED COMPOUND B (2,6-ジメチル-4-(3-ニトロフェニル)-1,4-ジヒドロピリジン-3,5-ジカルボン酸ビス(2-メトキシエチル)) NIMODIPINE RELATED COMPOUND B (2,6-ジメチル-4-(3-ニトロフェニル)-1,4-ジヒドロピリジン-3,5-ジカルボン酸ビス(2-メトキシエチル)) 70172-96-2 C21H26N2O8
(S)-4,6,7,11-tetrahydroxy-9-(2-hydroxyacetyl)-7,8-dihydrotetracene-5,12-dione (S)-4,6,7,11-tetrahydroxy-9-(2-hydroxyacetyl)-7,8-dihydrotetracene-5,12-dione
Fludarabine EP impurity K Fludarabine EP impurity K
Propene-13C Propene-13C 20626-62-4
(2R,5S)-5-(3,4-Dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic Acid (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl Ester (2R,5S)-5-(3,4-Dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic Acid (1R,2S,5R)-5-Methyl-2-(1-methylethyl)cyclohexyl Ester 389128-28-3 C18H26N2O5S
Perospirone Impurity 11 Perospirone Impurity 11
3-Thiophenecarboxylic acid, 4-methyl-5-(4-nitrophenyl)-2-[(propoxycarbonyl)amino]-, ethyl ester 3-Thiophenecarboxylic acid, 4-methyl-5-(4-nitrophenyl)-2-[(propoxycarbonyl)amino]-, ethyl ester 2591260-03-4 C18H20N2O6S
Dolutegravir Impurity 7 Dolutegravir Impurity 7 2244161-71-3 C20H21N3O5
Ampicillin Impurity A Ampicillin Impurity A
Linagliptin iMpurity G Linagliptin iMpurity G 668270-11-9 C25H28N8O2
Apixaban Impurity 22 Apixaban Impurity 22 1449510-64-8 C25H26ClN5O4
Mizolastine impurity C Mizolastine impurity C
ethyl 2-(3-cyano-4-propoxyphenyl)-4-methylthiazole-5- carboxylate ethyl 2-(3-cyano-4-propoxyphenyl)-4-methylthiazole-5- carboxylate C17H18N2O3S
1-エチル-3-カルボキシ-6-フルオロ-1,4-ジヒドロ-7-(4-メチルピペラジノ)-4-オキソキノリン1-オキシド 1-エチル-3-カルボキシ-6-フルオロ-1,4-ジヒドロ-7-(4-メチルピペラジノ)-4-オキソキノリン1-オキシド 85145-21-7 C17H20FN3O4
Vonoprazan Impurity 20 Vonoprazan Impurity 20
Amlodipine Impurity 30 Amlodipine Impurity 30 95574-97-3 C4H7ClO3
Etoricoxib IMpurity Etoricoxib IMpurity 1350206-14-2 C18H16N2O2S
N-((3R,4R)-1-benzyl-4-Methylpiperidin-3-yl)-2-chloro-N-Methyl-7H-pyrrolo[2,3-d]pyriMidin-4-aMine N-((3R,4R)-1-benzyl-4-Methylpiperidin-3-yl)-2-chloro-N-Methyl-7H-pyrrolo[2,3-d]pyriMidin-4-aMine 923036-25-3 C20H24ClN5
Alogliptin Imp.13 Alogliptin Imp.13
Olodaterol Impurity 24 Olodaterol Impurity 24
dimethyl 2,6-dimethyl-4-(4-nitrophenyl)-1,4-dihydropyridine-3,5-dicarb oxylate dimethyl 2,6-dimethyl-4-(4-nitrophenyl)-1,4-dihydropyridine-3,5-dicarb oxylate 21829-09-4 C17H18N2O6
HHUBRUYPYDODRB-UHFFFAOYSA-N HHUBRUYPYDODRB-UHFFFAOYSA-N 106860-70-2 C8H5NO5
methyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate methyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate C17H15NO4S
(3S.4S.5R)-3-(3,4-difluoro-2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)tetrahydrofuran-2-yl acetate (3S.4S.5R)-3-(3,4-difluoro-2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)tetrahydrofuran-2-yl acetate 3041980-36-0 C14H15F5O3
Clopidogrel IMpurity 4 Clopidogrel IMpurity 4 801319-16-4 C15H14ClNO2S
1,3-Dioxane-4-aceticacid,6-(cyanomethyl)-2,2-dimethyl-,(4R,6R)-(9CI) 1,3-Dioxane-4-aceticacid,6-(cyanomethyl)-2,2-dimethyl-,(4R,6R)-(9CI) 807312-27-2 C10H15NO4
Benzoic acid, 2-chloro-4-nitro-, 2-(diethylamino)ethyl ester Benzoic acid, 2-chloro-4-nitro-, 2-(diethylamino)ethyl ester 10367-96-1 C13H17ClN2O4
(3R,5S)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid (3R,5S)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid C33H35FN2O5
Regorafenib Impurity MJ Regorafenib Impurity MJ
Aztreonam Amide Aztreonam Amide 1219444-93-5 C13H20N6O8S2
EMtricitabine iMpurity B EMtricitabine iMpurity B
Tenofovirdisoproxil Impurity C Tenofovirdisoproxil Impurity C 1878175-82-6 C11H17N5O2
Fondaparinux sodium impurity 6 Fondaparinux sodium impurity 6
Terbutaline IMpurity B Terbutaline IMpurity B 94120-05-5 C13H19NO3
Benzonitrile, 2-[(4-chloro-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinyl)methyl]- Benzonitrile, 2-[(4-chloro-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinyl)methyl]- 2749357-07-9 C12H8ClN3O2
Azilsartan medoxomil impurity261 Azilsartan medoxomil impurity261 2514957-39-0 C16H16FN3O4
Deferasirox iMpurity Deferasirox iMpurity 1688656-83-8 C42H28N6O8S
Tenofovir Impurity 71 Tenofovir Impurity 71
Phenylephrine Impurity 1 Phenylephrine Impurity 1 C9H13NO2
6-(1-Cyclopropyl-1H-pyrazol-4-yl)-3-[difluoro(6-fluoro-2H-indazol-5-yl)methyl]-1,2,4-triazolo[4,3-b]pyridazine 6-(1-Cyclopropyl-1H-pyrazol-4-yl)-3-[difluoro(6-fluoro-2H-indazol-5-yl)methyl]-1,2,4-triazolo[4,3-b]pyridazine 1440964-95-3 C19H13F3N8
Olprinone Impurity B Olprinone Impurity B
SiMvastatin 4'-Methyl Ether SiMvastatin 4'-Methyl Ether 864357-88-0 C26H40O5
3-(2-(cyclopent-3-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide 3-(2-(cyclopent-3-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide
Fimasartan Impurity Fimasartan Impurity
Afatinib impurity 43 Afatinib impurity 43
Avanafil IMpurity 7 Avanafil IMpurity 7
4-Methoxy-a-methyl-L-phenylalanine 4-Methoxy-a-methyl-L-phenylalanine 65555-88-6 C11H15NO3
Cistracurium Besylate EP Impurity D Cistracurium Besylate EP Impurity D 1075726-88-3 C31H39NO9S
4-((4-メチルピペラジン-1-イル)メチル)-3-(トリフルオロメチル)安息香酸 4-((4-メチルピペラジン-1-イル)メチル)-3-(トリフルオロメチル)安息香酸 859282-11-4 C14H17F3N2O2
Benzoic acid, 4-[(2S,4S)-4-hydroxy-1-[(5-methoxy-7-methyl-1H-indol-4-yl)methyl]-2-piperidinyl]- Benzoic acid, 4-[(2S,4S)-4-hydroxy-1-[(5-methoxy-7-methyl-1H-indol-4-yl)methyl]-2-piperidinyl]- 1644670-02-9 C23H26N2O4
methyl (Z)-3-(((4-(methylamino)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate methyl (Z)-3-(((4-(methylamino)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate C24H21N3O3
Oseltamivir Impurity 53 Oseltamivir Impurity 53
Linagliptin impurity KH-3 Linagliptin impurity KH-3 2279114-27-9 C30H37N7O6
Cilastatin Impurity 8 Cilastatin Impurity 8
isopropyl 2-(2-oxopyrrolidin-1-yl)acetate isopropyl 2-(2-oxopyrrolidin-1-yl)acetate 1249080-59-8 C9H15NO3
(E)-2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethan-1-amine (E)-2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethan-1-amine 1371535-54-4 C13H17NO
Ticagrelor Impurity 129 Ticagrelor Impurity 129 1381841-36-6 C15H19NO3
(9R,12S,13R,14S,17R,18E,21S,23S,24R,25R,27R)-1,14,24-トリヒドロキシ-12-[(1Z)-1-[(1R,3R,4R)-4-ヒドロキシ-3-メトキシシクロヘキシル]プロパ-1-エン-2-イル]-23-メトキシ-13,19,21,27-テトラメチル-17-(プロパ-2-エン-1-イル)-11,28-ジオキサ-4-アザトリシクロ[23.2.1.04,9]オクタコサ-18-エン-2,3,10,16-テトラオン (9R,12S,13R,14S,17R,18E,21S,23S,24R,25R,27R)-1,14,24-トリヒドロキシ-12-[(1Z)-1-[(1R,3R,4R)-4-ヒドロキシ-3-メトキシシクロヘキシル]プロパ-1-エン-2-イル]-23-メトキシ-13,19,21,27-テトラメチル-17-(プロパ-2-エン-1-イル)-11,28-ジオキサ-4-アザトリシクロ[23.2.1.04,9]オクタコサ-18-エン-2,3,10,16-テトラオン 132172-14-6 C43H67NO12
Cisatracurium besylate impurity 20 Cisatracurium besylate impurity 20 96946-54-2 C59H77N2O15S+
4-ヒドロキシ-2-メチル-3-メトキシカルボニル-2H-1,2-ベンゾチアジン1,1-ジオキシド 4-ヒドロキシ-2-メチル-3-メトキシカルボニル-2H-1,2-ベンゾチアジン1,1-ジオキシド 35511-15-0 C11H11NO5S
(2R)-N-(2,6-DIMETHYLPHENYL)-2-PIPERIDINECARBOXAMIDE (2R)-N-(2,6-DIMETHYLPHENYL)-2-PIPERIDINECARBOXAMIDE 27262-43-7 C14H20N2O
(Z)-methyl 3-(((4-(methylamino)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate (Z)-methyl 3-(((4-(methylamino)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylate 1987887-92-2 C24H21N3O3
RAC デヒドロ-O-デスメチルベンラファキシン RAC デヒドロ-O-デスメチルベンラファキシン 1346600-38-1 C16H23NO
Apremilast Impurity 6 Apremilast Impurity 6
1-メチル-2-フェノキシエチルアミン 1-メチル-2-フェノキシエチルアミン 35205-54-0 C9H13NO
Rosuvastatin Impurity 153 Rosuvastatin Impurity 153
CEFMETAZOLE IMPURITY CEFMETAZOLE IMPURITY 76952-82-4 C13H16N6O5S3
Vildagliptin impurity E Vildagliptin impurity E
Carbazochrome Sodium Sulfonate Impurity 4 Carbazochrome Sodium Sulfonate Impurity 4
D-Phenylalanine, N-[(1,1-diMethylethoxy)carbonyl]-L-leucyl-, Methyl ester D-Phenylalanine, N-[(1,1-diMethylethoxy)carbonyl]-L-leucyl-, Methyl ester 15136-32-0 C21H32N2O5
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