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Structure Chemical Name CAS MF
2-CHLORO-6-AMINO-9-(2',3',5'-TRI-O-ACETYL--D-RIBOFURANOSYL)PURINE 2-CHLORO-6-AMINO-9-(2',3',5'-TRI-O-ACETYL--D-RIBOFURANOSYL)PURINE 79999-39-6 C16H18ClN5O7
Sugammadex sodium Impurity 46 Sugammadex sodium Impurity 46
Tenofovir Impurity 103 Tenofovir Impurity 103
Cabozantinib impurity 44 Cabozantinib impurity 44
Cabozantinib impurity 40 Cabozantinib impurity 40
Cabozantinib impurity 74 Cabozantinib impurity 74
Doxofylline Impurity 25 Doxofylline Impurity 25
Dapoxetine impurity 62 Dapoxetine impurity 62
Dapoxetine impurity 56 Dapoxetine impurity 56
D-(-)-N-(2,4-diamino-6-pteridinyl(dimethylamino)benzoyl)glutaminsure D-(-)-N-(2,4-diamino-6-pteridinyl(dimethylamino)benzoyl)glutaminsure 51865-79-3 C20H22N8O5
Bimatoprost Impurity 11 Bimatoprost Impurity 11
Bimatoprost Impurity 9 Bimatoprost Impurity 9
Dolutegravir Impurity 18 Dolutegravir Impurity 18
PeraMpanel PeraMpanel 380918-53-6 C23H15N3O
Lenvatinib Impurity 33 Lenvatinib Impurity 33
8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one 8-cyclopentyl-6-(1-hydroxyethyl)-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one 1376615-91-6 C24H31N7O2
Plerixafor Impurity A Plerixafor Impurity A
Ceftazidime Impurity G Ceftazidime Impurity G 138829-73-9 C11H14N4O5S
Vonoprazan Impurity 6 Vonoprazan Impurity 6
Umeclidinium Bromide Impurity 4 Umeclidinium Bromide Impurity 4 869112-31-2 C22H28BrNO2
Deschloro Etoricoxib Deschloro Etoricoxib
Cefazolin impurity B Cefazolin impurity B 1798004-55-3 C16H20N4O4S3.Na
5-chloro-N-(4-((S)-5-((5-chlorothiophene-2-carboxamido)methyl)-2-oxooxazolidin-3-yl)phenyl)-N-(2-(2-oxo-2-((((S)-2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)amino)ethoxy)ethyl)thiophene-2-carboxamide 5-chloro-N-(4-((S)-5-((5-chlorothiophene-2-carboxamido)methyl)-2-oxooxazolidin-3-yl)phenyl)-N-(2-(2-oxo-2-((((S)-2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)amino)ethoxy)ethyl)thiophene-2-carboxamide 1632463-24-1 C38H36Cl2N6O10S2
Rivaroxaban Impurity 16 Rivaroxaban Impurity 16
Topiroxostat Impurity 3 Topiroxostat Impurity 3
Diroxide Impurity 4 Diroxide Impurity 4
(R,E)-4-((3-(3-(diisopropylamino)-1-phenylpropyl)-4-hydroxybenzyl)oxy)-4-oxobut-2-enoic acid (R,E)-4-((3-(3-(diisopropylamino)-1-phenylpropyl)-4-hydroxybenzyl)oxy)-4-oxobut-2-enoic acid C26H33NO5
Flomoxef Impurity 2 Flomoxef Impurity 2 1208982-59-5 C32H30N6O7S
Lincomycin  impurity B Lincomycin impurity B
Valsartan Impurity 1 Valsartan Impurity 1 914465-68-2 C19H21N5O
Ethanone, 1-[3,5-bis(phenylmethoxy)phenyl]-2-[(1,1-dimethylethyl)(phenylmethyl)amino]-, sulfate (1:1) Ethanone, 1-[3,5-bis(phenylmethoxy)phenyl]-2-[(1,1-dimethylethyl)(phenylmethyl)amino]-, sulfate (1:1) 52144-93-1 C33H37NO7S
2-(((3aS,4R,6S,6aR)-6-((5-amino-6-chloro-2-(propylthio)pyrimidin-4-yl)amino)-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-yl)oxy)ethan-1-ol 2-(((3aS,4R,6S,6aR)-6-((5-amino-6-chloro-2-(propylthio)pyrimidin-4-yl)amino)-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-yl)oxy)ethan-1-ol C17H27ClN4O4S
Clindamycin  impurity Clindamycin impurity 198080-64-7 C18H32N2O5S
Digoxin impurity Digoxin impurity
Lamivudine impurity Lamivudine impurity
Levothyroxine Sodium  impurity Levothyroxine Sodium impurity 27566-09-2 C14H21NO4
Dexchlorpheniramine impurity Dexchlorpheniramine impurity 73775-50-5 C12H15ClN2
6-benzyloxy-8-((R)-2-chloro-1-hydroxy-ethyl)-4H-benzo[1,4]-oxazin-3-one 6-benzyloxy-8-((R)-2-chloro-1-hydroxy-ethyl)-4H-benzo[1,4]-oxazin-3-one 869478-11-5 C17H16ClNO4
ethyl (41R,13aS)-13a-ethyl-2,3,41,5,6,13a-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate ethyl (41R,13aS)-13a-ethyl-2,3,41,5,6,13a-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate 77549-94-1 C22H26N2O2
Dolutegravir Impurity 2 Dolutegravir Impurity 2
Lesinurad Impurity J Lesinurad Impurity J 1210330-64-5 C14H10BrN3O2S
Neratinib Impurity 4 Neratinib Impurity 4 1144516-18-6 C31H32ClN6O3+
Linagliptin Impurity C Linagliptin Impurity C 1791405-13-4 C15H20N6O2
1,1-Cyclopropanedicarboxamide,N-[4-[(6,7-dimethoxy-4-quinolinyl)oxy]phenyl]-N'-phenyl- 1,1-Cyclopropanedicarboxamide,N-[4-[(6,7-dimethoxy-4-quinolinyl)oxy]phenyl]-N'-phenyl- 849221-94-9 C28H25N3O5
methyl (41S,12S,13aS)-13a-ethyl-12-hydroxy-8-methoxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate methyl (41S,12S,13aS)-13a-ethyl-12-hydroxy-8-methoxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate 57430-34-9 C22H28N2O4
(R)-1-[3-[4-Amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl]ethanone (R)-1-[3-[4-Amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl]ethanone 1288338-95-3 C24H24N6O2
Amlodipine Impurity 17 Amlodipine Impurity 17 C26H31ClN2O8S
Edoxaban Impurity 12 (1R,2R,4S) Edoxaban Impurity 12 (1R,2R,4S)
Rivaroxaban Impurity 26 Rivaroxaban Impurity 26 1838133-00-8 C23H21Cl2N3O5S2
Erlotinib Erlotinib 938185-06-9 C16H11N3O2
methyl (41R,12S,13aS)-13a-ethyl-12-hydroxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate methyl (41R,12S,13aS)-13a-ethyl-12-hydroxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate 18374-18-0 C21H26N2O3
Brexpiprazole sulfoxide impurity Brexpiprazole sulfoxide impurity 1191900-51-2 C25H27N3O3S
Cabozantinib Impurity H Cabozantinib Impurity H
Clopidogrel Impurity 11 Clopidogrel Impurity 11 C15H14ClNO2S
Medetomidine Impurity 3 Medetomidine Impurity 3 104245-83-2 C10H13Cl
Tofacitinib Impurity 35 Tofacitinib Impurity 35
ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate ethyl 4-(5-methyl-3-phenylisoxazol-4-yl)benzenesulfonate 1884279-18-8 C18H17NO4S
N-methyl-1-(5-phenyl-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methanamine fumarate N-methyl-1-(5-phenyl-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)methanamine fumarate 928325-82-0 C21H21N3O6S
Phenol, 2,4-dibromo-3-methyl- Phenol, 2,4-dibromo-3-methyl- 13321-75-0 C7H6Br2O
N-((4-FLUOROPHENYL)METHYL)ETHANAMIDE N-((4-FLUOROPHENYL)METHYL)ETHANAMIDE 86010-68-6 C9H10FNO
Benzenediazonium, 4-(ethoxycarbonyl)-, chloride Benzenediazonium, 4-(ethoxycarbonyl)-, chloride 2028-79-7 C9H9ClN2O2
2,4-Pteridinediamine,6-(methoxymethyl)- 2,4-Pteridinediamine,6-(methoxymethyl)- 40110-13-2 C8H10N6O
Fingolimod EP Impurity D Fingolimod EP Impurity D 780729-32-0 C21H37NO2
Pentanedioic acid, 2,4-diacetyl-3-(3-nitrophenyl)-, dimethyl ester Pentanedioic acid, 2,4-diacetyl-3-(3-nitrophenyl)-, dimethyl ester 89080-61-5 C17H19NO8
2-Thiazoleacetic acid,4-carboxy-2,5-dihydro-5-(4-hydroxybutylidene)-a-[(1R)-1-hydroxyethyl]-, disodium salt, (aS,2R,5Z)- (9CI) 2-Thiazoleacetic acid,4-carboxy-2,5-dihydro-5-(4-hydroxybutylidene)-a-[(1R)-1-hydroxyethyl]-, disodium salt, (aS,2R,5Z)- (9CI) 130609-10-8 C12H18NNaO6S
4,4'-Iminodiphenol hydrochloride 4,4'-Iminodiphenol hydrochloride 1965310-24-0 C12H12ClNO2
Cefradine Impurity D Cefradine Impurity D
Donepezil  Impurity Donepezil Impurity 896134-06-8 C17H15NO4
1-(2-chloro-5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine 1-(2-chloro-5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine 928325-68-2 C17H15ClFN3O2S
N-methyl-N-(4-nitrophenyl)-2-(piperazin-1-yl)acetamide N-methyl-N-(4-nitrophenyl)-2-(piperazin-1-yl)acetamide 2037385-84-3 C13H19ClN4O3
N-(3,5-dimethylphenyl)picolinamide N-(3,5-dimethylphenyl)picolinamide 439591-67-0 C14H14N2O
Neratinib Impurity  6 Neratinib Impurity 6 1144516-14-2 C26H21ClN6O4
Bupivacaine  Impurity Bupivacaine Impurity 852804-30-9 C22H37N2O
Pseudomonic Acid D Pseudomonic Acid D 85248-93-7 C26H42O9
Terazosin Impurity Terazosin Impurity 60548-08-5 C19H25N5O4
1204612-29-2 1204612-29-2 1204612-29-2 C12H18ClNO2
(S)-3-(dimethylamino)-1-(thiophen-3-yl)propan-1-ol (S)-3-(dimethylamino)-1-(thiophen-3-yl)propan-1-ol 1384080-56-1 C9H15NOS
BDJS-SH 4 BDJS-SH 4 36588-46-2 C12H18N2O2
3-Chloro TirofiBan 3-Chloro TirofiBan 2713130-63-1 C22H35ClN2O5S
Azelastine EP Impurity E Azelastine EP Impurity E 105279-16-1 C15H9ClO2
Blonanserin impurity F Blonanserin impurity F
Capecitabine Impurity 9 Capecitabine Impurity 9
Carfilzomib Impurity E Carfilzomib Impurity E
Cefoxitin EP Impurity B Cefoxitin EP Impurity B
Dabigatran Impurity 3 Dabigatran Impurity 3
Dexamethasone EP Impurity K Dexamethasone EP Impurity K 1809224-82-5 C22H26O4
FeBuxostat Impurity 41 FeBuxostat Impurity 41 2428631-67-6 C19H19N3O3S
Formoterol Impurity 16 Formoterol Impurity 16
Indacaterol Impurity 11 Indacaterol Impurity 11
Isavuconazole Impurity 14 Isavuconazole Impurity 14
Isavuconazole Impurity 19 Isavuconazole Impurity 19
Isavuconazole Impurity 24 Isavuconazole Impurity 24 1176988-44-5 C22H17F2N5OS
Letrozole Impurity 10 Letrozole Impurity 10
Levofloxacin Impurity 9 Levofloxacin Impurity 9 1797099-76-3 C18H20FN3O4
N-(5-Formyl-2-hydroxyphenyl)formamide N-(5-Formyl-2-hydroxyphenyl)formamide 903563-43-9 C8H7NO3
Nitrendipine Impurity 5 Nitrendipine Impurity 5
Posaconazole Impurity 32 Posaconazole Impurity 32
Posaconazole Impurity 61 Posaconazole Impurity 61
Procaterol Impurity 4 Procaterol Impurity 4 63235-39-2 C16H20N2O3
Sitagliptin Impurity 14 Sitagliptin Impurity 14 2072867-07-1 C26H23F9N6O2
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