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Structure Chemical Name CAS MF
(S)-PYRROLIDINE-2-CARBONITRILE (S)-PYRROLIDINE-2-CARBONITRILE 204387-53-1 C5H8N2
1-(CHLOROACETYL)-L-PROLINE METHYL ESTER 1-(CHLOROACETYL)-L-PROLINE METHYL ESTER 38074-72-5 C8H12ClNO3
1-(ピリジン-3-イル)エタノンオキシム 1-(ピリジン-3-イル)エタノンオキシム 5973-83-1 C7H8N2O
1-(3,4,5-Trimethoxy-benzyl)-piperazinedihydrochloride 1-(3,4,5-Trimethoxy-benzyl)-piperazinedihydrochloride 107049-57-0 C14H24Cl2N2O3
Sitagliptin N-Sulfate Sitagliptin N-Sulfate 940002-57-3 C16H15F6N5O4S
1-OXO MIRTAZAPINE (ミルタザピン不純物C) 1-OXO MIRTAZAPINE (ミルタザピン不純物C) 191546-96-0 C17H17N3O
N-(2,6-Dimethylphenyl)-2-(ethylmethylamino)acetamide Hydrochloride_x000b_(Lidocaine Impurity E) N-(2,6-Dimethylphenyl)-2-(ethylmethylamino)acetamide Hydrochloride_x000b_(Lidocaine Impurity E) 50295-20-0 C13H21ClN2O
ent-Cinacalcet Hydrochloride ent-Cinacalcet Hydrochloride 694495-47-1 C22H22F3N
Oxathiolan 5fu-.B. Oxathiolan 5fu-.B. 145986-11-4 C8H9FN2O4S
デカルボキシエンロフロキサシン デカルボキシエンロフロキサシン 131775-99-0 C18H22FN3O
Desethanol Dipyridamole Desethanol Dipyridamole 1176886-12-6 C22H36N8O3
(2R,3R,4R,5S)-5-(4-benzaMido-2-oxopyriMidin-1(2H)-yl)-2-((benzoyloxy)Methyl)-4-fluoro-4-Methyltetrahydrofuran-3-yl benzoate (2R,3R,4R,5S)-5-(4-benzaMido-2-oxopyriMidin-1(2H)-yl)-2-((benzoyloxy)Methyl)-4-fluoro-4-Methyltetrahydrofuran-3-yl benzoate 874638-94-5 C31H26FN3O7
CefuroxiMe sodiuM iMpurity B CefuroxiMe sodiuM iMpurity B C16H16N4NaO8S
Fasudil N-hydroxy iMpurity Fasudil N-hydroxy iMpurity 1350827-92-7 C14H17N3O3S
TaMsulosin IMpurity A TaMsulosin IMpurity A C20H28N2O5S
4-[4-(diMethylaMino)-1-(4-fluorophenyl)-1-buten-1-yl]-3-(hydroxyMethyl)-benzonitrile (CitalopraM Olefinic IMpurity) 4-[4-(diMethylaMino)-1-(4-fluorophenyl)-1-buten-1-yl]-3-(hydroxyMethyl)-benzonitrile (CitalopraM Olefinic IMpurity) 920282-75-3 C20H21FN2O
2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl Acetate 2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl Acetate 844639-07-2 C23H27N3O3S
5-(3,5-ジメトキシ-4-エトキシベンジル)-2,4-ピリミジンジアミン 5-(3,5-ジメトキシ-4-エトキシベンジル)-2,4-ピリミジンジアミン 78025-68-0 C15H20N4O3
1-[[(2E)-3-Phenyl-2-propen-1-yl]oxy]naphthalene 1-[[(2E)-3-Phenyl-2-propen-1-yl]oxy]naphthalene 1091626-77-5 C19H16O
Ticagrelor Impurity 24 Ticagrelor Impurity 24 1482484-92-3 C7H11N3O2S
1-シクロプロピル-6-フルオロ-1,4-ジヒドロ-7-エトキシ-8-メトキシ-4-オキソ-3-キノリンカルボン酸 1-シクロプロピル-6-フルオロ-1,4-ジヒドロ-7-エトキシ-8-メトキシ-4-オキソ-3-キノリンカルボン酸 1797982-51-4 C16H16FNO5
sofosBuvir impurity 1 sofosBuvir impurity 1
2-(3-cyano-4-isopropoxyphenyl)-4-methylthiazole-5-carboxylic acid 2-(3-cyano-4-isopropoxyphenyl)-4-methylthiazole-5-carboxylic acid 144060-52-6 C15H14N2O3S
R-Tirofiban R-Tirofiban 158808-86-7 C22H36N2O5S
Canagliflozin Impurity 20 Canagliflozin Impurity 20
Canagliflozin Impurity 6 Canagliflozin Impurity 6
Carfilzomib Impurity 6 Carfilzomib Impurity 6
Daclatasvir Impurity 5 (SRSS-Isomer) Daclatasvir Impurity 5 (SRSS-Isomer) 1009117-28-5 C40H50N8O6
Dolutegravir Impurity 7 Dolutegravir Impurity 7 2244161-71-3 C20H21N3O5
Istradefylline Impurity F Istradefylline Impurity F
Linagliptin Impurity 22 Linagliptin Impurity 22
Nintedanib impurity G Nintedanib impurity G 894783-61-0 C30H31N5O4
3,3′-[(2-methylbenzene-1,3-diyl)bis(oxy)]bis(N-methyl- 3-phenylpropan-1-amine) 3,3′-[(2-methylbenzene-1,3-diyl)bis(oxy)]bis(N-methyl- 3-phenylpropan-1-amine) 1010818-93-5 C27H34N2O2
Febuxostat impurity 36 Febuxostat impurity 36 1805770-40-4 C12H12N2O
N-[1-[(3R)-1-(1-oxo-2-propen-1-yl)-3-piperidinyl]-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]- 2-Propenamide N-[1-[(3R)-1-(1-oxo-2-propen-1-yl)-3-piperidinyl]-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]- 2-Propenamide 2031255-27-1 C28H26N6O3
4-amino-5-fluoro-1-((2R,5S)-2-(hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one 4-amino-5-fluoro-1-((2R,5S)-2-(hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one C8H11FN3O4S-
Cephalexin Impurity 4 Cephalexin Impurity 4 C16H17N3O4S
Rivaroxaban Impurity 42 Rivaroxaban Impurity 42
(R,E)-7-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-3-hydroxy-5-oxohept-6-enoic acid (R,E)-7-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-3-hydroxy-5-oxohept-6-enoic acid 1422514-05-3 C22H26FN3O6S
Cabozantinib Impurity C Cabozantinib Impurity C
(3R,4R)-N,4-dimethyl-piperidin-3-amine (3R,4R)-N,4-dimethyl-piperidin-3-amine 1354469-76-3 C7H16N2
4-{7H-ピロロ[2,3-D]ピリミジン-4-イル}-1H-ピラゾール 4-{7H-ピロロ[2,3-D]ピリミジン-4-イル}-1H-ピラゾール 952518-97-7 C9H7N5
5-phenyl-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde 5-phenyl-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde 881676-90-0 C16H12N2O3S
3-Piperidinemethanol, 4-(4-fluorophenyl)-1-methyl-, (3R,4R)- 3-Piperidinemethanol, 4-(4-fluorophenyl)-1-methyl-, (3R,4R)- 100332-12-5 C13H18FNO
Pyridine, 4-chloro-2-(chloromethyl)-3-methyl- Pyridine, 4-chloro-2-(chloromethyl)-3-methyl- 168167-48-4 C7H7Cl2N
1,2,4-Triazolo(3,4-b)benzothiazole-5-methanol 1,2,4-Triazolo(3,4-b)benzothiazole-5-methanol 69243-49-8 C9H7N3OS
Benzoicacid, 2-sulfino- Benzoicacid, 2-sulfino- 13165-80-5 C7H6O4S
Benzenemethanamine, a-ethyl-N,N-dimethyl- Benzenemethanamine, a-ethyl-N,N-dimethyl- 3330-05-0 C11H17N
CIS-1,2-BIS(AMINOMETHYL)CYCLOBUTANE CIS-1,2-BIS(AMINOMETHYL)CYCLOBUTANE 15286-88-1 C6H14N2
N-ホルミル-1-(2-アミノ-1-(4-メトキシフェニル)エチル)シクロヘキサノール N-ホルミル-1-(2-アミノ-1-(4-メトキシフェニル)エチル)シクロヘキサノール 272788-07-5 C16H23NO3
Acotiamide  Impurity Acotiamide Impurity 198470-83-6 C20H21N2NaO4S
Terbutaline  Impurity Terbutaline Impurity 52144-90-8 C26H29NO3
methyl (41S,12R,13aR)-13a-ethyl-12-
hydroxy-2,3,41,5,6,12,13,13aoctahydro-
1H-indolo[3,2,1-
de]pyrido[3,2,1-ij][1,5]naphthyridine-
12-carboxylate methyl (41S,12R,13aR)-13a-ethyl-12- hydroxy-2,3,41,5,6,12,13,13aoctahydro- 1H-indolo[3,2,1- de]pyrido[3,2,1-ij][1,5]naphthyridine- 12-carboxylate 83508-83-2 C21H26N2O3
ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate 473465-11-1 C18H18N2O3S
Ezetimibe Related Impurity 37 Ezetimibe Related Impurity 37 204589-68-4 C24H19F2NO2
S, R-Isovalganciclovir Impurity S, R-Isovalganciclovir Impurity 1356932-18-7 C14H22N6O5
Sofosbuvir Impurity 8 Sofosbuvir Impurity 8 944476-44-2 C24H22N2O8
1-((2'-cyanobiphenyl-4-yl)methyl)-4-methyl-2-propyl-1H-benzo[d]imidazole-6-carboxylic acid 1-((2'-cyanobiphenyl-4-yl)methyl)-4-methyl-2-propyl-1H-benzo[d]imidazole-6-carboxylic acid 1098100-87-8 C26H23N3O2
Fimasartan Impurity Fimasartan Impurity
2-(((5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)(methyl)amino)succinic acid 2-(((5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methyl)(methyl)amino)succinic acid C21H20FN3O6S
2-(DIETHYLAMINO)-N-(2,4-DIMETHYLPHENYL)ACETAMIDE 2-(DIETHYLAMINO)-N-(2,4-DIMETHYLPHENYL)ACETAMIDE 17289-53-1 C14H22N2O
(3RS)-3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one (3RS)-3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one C16H20N2O
Oxaliplatin impurity Oxaliplatin impurity
NiMesulide EP IMpurity NiMesulide EP IMpurity 38880-53-4 C7H8N2O5S
Moxifloxacin Impurities Moxifloxacin Impurities
Parecoxib Impurity K Parecoxib Impurity K 198471-69-1 C17H16N2O3S
Linagliptin Impurity K Linagliptin Impurity K 1638744-06-5 C25H29BrN8O2
(R)-2-((6-(3-((3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)amino)piperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzonitrile (R)-2-((6-(3-((3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)amino)piperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzonitrile 1917324-13-0 C31H28F2N8O4
Ropivacaine-iPr-R Ropivacaine-iPr-R 1050482-18-2 C17H26N2O
Demiditraz IMpurity Demiditraz IMpurity 944268-66-0 C20H22N2O
Betamethasone EP Impurity H Betamethasone EP Impurity H 185613-71-2 C22H29FO5
Blonanserin Impurity 10 Blonanserin Impurity 10 132810-87-8 C23H30ClN3
Blonanserin impurity G Blonanserin impurity G
Cefodizime Impurity 5 Cefodizime Impurity 5
Clindamycin Impurity 4 Clindamycin Impurity 4
Doxofylline Impurity 4 Doxofylline Impurity 4 2095554-12-2 C11H16N4O5
Eltrombopag Impurity 1 Eltrombopag Impurity 1 1246929-02-1 C25H23N5O3
Everolimus impurity A Everolimus impurity A
Fosaprepitant Impurity 13 Fosaprepitant Impurity 13
Gefitinib Impurity J Gefitinib Impurity J
Isavuconazole Impurity 23 Isavuconazole Impurity 23
Isavuconazole Impurity 29 Isavuconazole Impurity 29
Isavuconazole Impurity 7 Isavuconazole Impurity 7
Lercanidipine Impurity 6 Lercanidipine Impurity 6 786625-22-7 C37H43N3O6
Sugammadex Impurity 19 Sugammadex Impurity 19 2379877-89-9
Ritonavir Impurity Ritonavir Impurity 1414933-89-3 C23H32N2O3
Riociguat Impurity 7 Riociguat Impurity 7
Tacrolimus Impurity 5 Tacrolimus Impurity 5 161861-18-3 C44H67NO12
Tenofovir Tenofovir 34956-22-4 C14H23O6PS
Sorafenib impurity 24/N-Methyl-4-[4-[[2-[(methylamino)carbonyl]-4-pyridinyl]amino]phenoxy]-2-pyridinecarboxamide Sorafenib impurity 24/N-Methyl-4-[4-[[2-[(methylamino)carbonyl]-4-pyridinyl]amino]phenoxy]-2-pyridinecarboxamide 2004659-83-8 C20H19N5O3
Cabozantinib Impurity 49 Cabozantinib Impurity 49 190728-26-8 C17H14N2O5
Landiolol impurity S Landiolol impurity S
Mupirocin Calcium EP Impurity G Mupirocin Calcium EP Impurity G C26H44CaO9
Hyoscine Butylbromide EP Impurity F Hyoscine Butylbromide EP Impurity F
Tocopherol EP Impurity D Tocopherol EP Impurity D
Org246653-1(RRT0.35) Org246653-1(RRT0.35)
1H-Isoindole-1,3(2H)-dione, 2-[(2S)-2,3-dihydroxypropyl]- 1H-Isoindole-1,3(2H)-dione, 2-[(2S)-2,3-dihydroxypropyl]- 119835-88-0 C11H11NO4
Brexpiprazole Impurity 76 Brexpiprazole Impurity 76 433303-94-7 C12H14N2S
1,4-Naphthalenediol, 2-methyl-, 4-acetate 1,4-Naphthalenediol, 2-methyl-, 4-acetate 110327-29-2 C13H12O3
Oseltamivir Impurity 105 Oseltamivir Impurity 105
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