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Structure Chemical Name CAS MF
Cephalexin Sulfoxide Cephalexin Sulfoxide 56193-21-6 C16H17N3O5S
N-Butyl Nor ScopolaMine Hydrochloride N-Butyl Nor ScopolaMine Hydrochloride 22235-98-9 C20H28ClNO4
(17R)-3-オキソ-11β,17-ジヒドロキシ-19-ノルプレグナ-4,9-ジエン-21-ニトリル (17R)-3-オキソ-11β,17-ジヒドロキシ-19-ノルプレグナ-4,9-ジエン-21-ニトリル 86153-39-1 C20H25NO3
2H,5H-Pyrano[4,3-b]pyranyl Mupirocin SodiuM IMpurity 2H,5H-Pyrano[4,3-b]pyranyl Mupirocin SodiuM IMpurity 116182-44-6 C26H43NaO9
3-Hydroxy CitalopraM 3-Hydroxy CitalopraM 411221-53-9 C20H21FN2O2
5-(オキシラニルメトキシ)-2,3,4,9-テトラヒドロカルバゾール 5-(オキシラニルメトキシ)-2,3,4,9-テトラヒドロカルバゾール 58457-32-2 C15H17NO2
Tafluprost Impurity 17 Tafluprost Impurity 17
6α-Methyl Hydrocortisone 21-HeMisuccinate 6α-Methyl Hydrocortisone 21-HeMisuccinate 119657-85-1 C26H36O8
7-[(7R)-7-アミノ-5-アザスピロ[2.4]ヘプト-5-イル]-8-クロロ-6-フルオロ-1-[(1S,2R)-2-フルオロシクロプロピル]-1,4-ジヒドロ-4-オキソ-3-キノリンカルボン酸 7-[(7R)-7-アミノ-5-アザスピロ[2.4]ヘプト-5-イル]-8-クロロ-6-フルオロ-1-[(1S,2R)-2-フルオロシクロプロピル]-1,4-ジヒドロ-4-オキソ-3-キノリンカルボン酸 127199-06-8 C19H18ClF2N3O3
rac 4-[4-(Oxiranylmethoxy)-1,2,5-thiadiazol-3-yl]morpholine rac 4-[4-(Oxiranylmethoxy)-1,2,5-thiadiazol-3-yl]morpholine 58827-68-2 C9H13N3O3S
Hydroxy TorseMide Hydroxy TorseMide 99300-68-2 C16H20N4O4S
Hydroxy Varenicline N-Trifluoroacetate Hydroxy Varenicline N-Trifluoroacetate 357426-10-9 C15H12F3N3O2
rac a-Hydroxy Ibuprofen rac a-Hydroxy Ibuprofen 60057-62-7 C13H18O3
N-ForMyl Valacyclovir N-ForMyl Valacyclovir 847670-62-6 C14H20N6O5
3a,7a-dihydroxy-5-(1-methyl-1H-indole-3-carbonyl)-hexahydro-1H-benzo[d]imidazol-2(3H)-one 3a,7a-dihydroxy-5-(1-methyl-1H-indole-3-carbonyl)-hexahydro-1H-benzo[d]imidazol-2(3H)-one 171967-74-1 C17H19N3O4
5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1,6-dihydro_x000b_-7H-pyrazolo[4,3-d]pyrimidin-7-one 139756-31-3 C16H17ClN4O4S
5,7-ジフルオロクロマン-4-オン 5,7-ジフルオロクロマン-4-オン 844648-22-2 C9H6F2O2
2-フルオロビフェニル-4-カルボン酸 2-フルオロビフェニル-4-カルボン酸 137045-30-8 C13H9FO2
テオフィルリジン塩酸塩 テオフィルリジン塩酸塩 116131-08-9 C6H10ClN4O
1,4'-Dimethyl-2'-propyl-2,5'-bi-1H-benzimidazole 1,4'-Dimethyl-2'-propyl-2,5'-bi-1H-benzimidazole 887583-89-3 C19H20N4
Tetracyclics compound impurities Tetracyclics compound impurities
Urapidil Impurity Urapidil Impurity 770-42-3 C8H9BrFN.BrH
N'-(1-Methylazepan-4-yl)benzohydrazine N'-(1-Methylazepan-4-yl)benzohydrazine 117078-69-0 C14H22ClN3O
3-アセチルオキシ-2-ブテン酸エチル 3-アセチルオキシ-2-ブテン酸エチル 29214-62-8 C8H12O4
2-(ブロモメチル)-2-(2,4-ジクロロフェニル)-1,3-ジオキソラン-4-メタノール 2-(ブロモメチル)-2-(2,4-ジクロロフェニル)-1,3-ジオキソラン-4-メタノール 68751-57-5 C11H11BrCl2O3
INDEX NAME NOT YET ASSIGNED INDEX NAME NOT YET ASSIGNED 2511244-96-3 C27H36N2O6
Oseltamivir  Impurity 91 Oseltamivir Impurity 91
Oseltamivir  Impurity 80 Oseltamivir Impurity 80
Oseltamivir  Impurity 72 Oseltamivir Impurity 72
4(1H)-Quinazolinone, 6,8-dibromo-3-cyclohexyl-2,3-dihydro- 4(1H)-Quinazolinone, 6,8-dibromo-3-cyclohexyl-2,3-dihydro- 2512203-87-9 C14H16Br2N2O
Linagliptin impurity KH-3 Linagliptin impurity KH-3 2279114-27-9 C30H37N7O6
11β-ヒドロキシ-21-アセトキシプレグナ-1,4,16-トリエン-3,20-ジオン 11β-ヒドロキシ-21-アセトキシプレグナ-1,4,16-トリエン-3,20-ジオン 3044-42-6 C23H28O5
1-[(1,1-ジメチルエチル)アミノ]-3-[[4-(4-モルホリニル)-1,2,5-チアジアゾール-3-イル]オキシ]-2-プロパノール・マレイン酸 1-[(1,1-ジメチルエチル)アミノ]-3-[[4-(4-モルホリニル)-1,2,5-チアジアゾール-3-イル]オキシ]-2-プロパノール・マレイン酸 57073-55-9 C17H28N4O7S
Ampicillin Impurity U Ampicillin Impurity U
Canagliflozin Hydroperoxide Impurity Canagliflozin Hydroperoxide Impurity
(E)-2-hydroxy-4-(phenyldiazenyl)benzoic acid (E)-2-hydroxy-4-(phenyldiazenyl)benzoic acid 40038-46-8 C13H10N2O3
Sitagliptin EP Impurity 6 Sitagliptin EP Impurity 6
Vonoprazan-005 Vonoprazan-005 2514735-09-0 C33H27F3N4
D-erythro-Hexonic acid, 6-S-2-benzothiazolyl-2,4-dideoxy-6-thio-, 1,1-dimethylethyl ester D-erythro-Hexonic acid, 6-S-2-benzothiazolyl-2,4-dideoxy-6-thio-, 1,1-dimethylethyl ester 1469771-46-7 C17H23NO4S2
Palbociclib Impurity 37 Palbociclib Impurity 37
Pazufloxacin Impurity 16 Pazufloxacin Impurity 16 165071-10-3 C14H10FNO6
Pimecrolimus Impurity 4 Pimecrolimus Impurity 4
Posaconazole Impurity 73 Posaconazole Impurity 73
Rosuvastatin Impurity 90 Rosuvastatin Impurity 90 2226413-62-1 C38H44F2N6O8S2
Tofacitinib Impurity 110 Tofacitinib Impurity 110
Tofacitinib Impurity 115 Tofacitinib Impurity 115
Trelagliptin Impurity 27 Trelagliptin Impurity 27
Vildagliptin Impurity 30 Vildagliptin Impurity 30 918830-94-1 C10H17NO2
N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d] pyrimidin-2-amine N-methyl-N-((3R,4R)-4-methylpiperidin-3-yl)-7H-pyrrolo[2,3-d] pyrimidin-2-amine C13H19N5
Tolvaptan Impurity 6 Tolvaptan Impurity 6 1432725-24-0 C18H19ClN2O2
Esmolol impurity B Esmolol impurity B
Esmolol impurity F Esmolol impurity F
Diquafosol Impurity E Diquafosol Impurity E
Bortezomib Impurity 39 Bortezomib Impurity 39
3-(3-Chloropropyl)-7,8-dimethoxy-2,3,4,5-tetrahydro-1H-3-benzazepin-2-one 3-(3-Chloropropyl)-7,8-dimethoxy-2,3,4,5-tetrahydro-1H-3-benzazepin-2-one 85175-65-1 C15H20ClNO3
N-DesMethyl TelMisartan N-DesMethyl TelMisartan 144701-81-5 C32H28N4O2
N-De[2-(Methylsulfonyl)ethyl] Lapatinib N-De[2-(Methylsulfonyl)ethyl] Lapatinib 697299-82-4 C26H20ClFN4O2
N-[(3,4-DiMethoxy-2-pyridinyl)Methyl] Pantoprazole Sulfide N-[(3,4-DiMethoxy-2-pyridinyl)Methyl] Pantoprazole Sulfide 957470-58-5 C24H24F2N4O5S
3-Oxo Rosuvastatin SodiuM Salt 3-Oxo Rosuvastatin SodiuM Salt 1346606-28-7 C22H25FN3NaO6S
Famciclovir Related Compound A (20 mg) (2-[2-(2-Amino-9H-purin-9-yl)ethyl]propane-1,3-diol hydrochloride) Famciclovir Related Compound A (20 mg) (2-[2-(2-Amino-9H-purin-9-yl)ethyl]propane-1,3-diol hydrochloride) 246021-75-0 C10H16ClN5O2
Olopatadine USP RC B Olopatadine USP RC B 173174-07-7 C21H23NO4
Ramipril Related Compound A (30 mg) ((2S,3aS,6aS)-1-[(S)2-[[(S)-1-(methoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-octahydrocyclopenta[b]pyrrole-2-carboxylic acid) Ramipril Related Compound A (30 mg) ((2S,3aS,6aS)-1-[(S)2-[[(S)-1-(methoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-octahydrocyclopenta[b]pyrrole-2-carboxylic acid) 108313-11-7 C22H30N2O5
4'-(Difluoromethoxy)acetanilide 4'-(Difluoromethoxy)acetanilide 22236-11-9 C9H9F2NO2
EthanediaMide, N1-(5-chloro-2-pyridinyl)-N2-[(1S,2S,4R)-4-[(diMethylaMino)carbonyl]-2-[[(4,5,6,7-tetrahydro-5-Methylthiazolo[5,4-c]pyridin-2-yl)carbonyl]aMino]cyclohexyl]- EthanediaMide, N1-(5-chloro-2-pyridinyl)-N2-[(1S,2S,4R)-4-[(diMethylaMino)carbonyl]-2-[[(4,5,6,7-tetrahydro-5-Methylthiazolo[5,4-c]pyridin-2-yl)carbonyl]aMino]cyclohexyl]- 1255529-28-2 C24H30ClN7O4S
N-carbaMoyl-2-Methyl benzene sulfonaMide N-carbaMoyl-2-Methyl benzene sulfonaMide 39051-77-9 C8H10N2O3S
Capecitabin iMpurity Capecitabin iMpurity 71609-08-0 C9H12FN3O4
4-[[(2RS)-2-Hydroxy-3-(isopropylaMino)propyl]oxy]benzaldehydeHydrochloride (4-[(2RS)-2-Hydroxy-3-[(1-Methylethyl)aMino]propoxy]benzaldehydeHydrochloride) 4-[[(2RS)-2-Hydroxy-3-(isopropylaMino)propyl]oxy]benzaldehydeHydrochloride (4-[(2RS)-2-Hydroxy-3-[(1-Methylethyl)aMino]propoxy]benzaldehydeHydrochloride)
Ibuprofen IMp. I (EP): 1-(2-Methylpropyl)-4-[(3RS)-3-[4-(2-Methylpropyl)phenyl]butyl]benzene Ibuprofen IMp. I (EP): 1-(2-Methylpropyl)-4-[(3RS)-3-[4-(2-Methylpropyl)phenyl]butyl]benzene
3-Quinolinecarboxylic acid, 7-[(7S)-7-aMino-5-azaspiro[2.4]hept-5-yl]-8-chloro-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-1,4-dihydro-4-oxo-, hydrate 3-Quinolinecarboxylic acid, 7-[(7S)-7-aMino-5-azaspiro[2.4]hept-5-yl]-8-chloro-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-1,4-dihydro-4-oxo-, hydrate 163253-37-0 C19H20ClF2N3O4
3-oxo-1,3-dihydroisobenzofuran-1-ylphosphonic acid 3-oxo-1,3-dihydroisobenzofuran-1-ylphosphonic acid 61260-15-9 C10H11O5P
1-(4,8-bis-(2,2,2-trifluoroacetyl)-11-{4-[4,8,11-tris-(2,2,2-trifluoroacetyl)-1,4,8,11-tetraazacyclotetradec-1-ylMethyl]-benzyl}-1,4,8,11-tetraazacyclotetradec-1-yl)-2,2,2-trifluoroethanone 1-(4,8-bis-(2,2,2-trifluoroacetyl)-11-{4-[4,8,11-tris-(2,2,2-trifluoroacetyl)-1,4,8,11-tetraazacyclotetradec-1-ylMethyl]-benzyl}-1,4,8,11-tetraazacyclotetradec-1-yl)-2,2,2-trifluoroethanone 406939-93-3 C40H48F18N8O6
EMtricitabine iMpurity C EMtricitabine iMpurity C
(1R,2R,4S,5S,7s,9R)-9-butyl-7-(((S)-3-hydroxy-2-phenylpropanoyl)oxy)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-9-ium bromide (1R,2R,4S,5S,7s,9R)-9-butyl-7-(((S)-3-hydroxy-2-phenylpropanoyl)oxy)-9-methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-9-ium bromide
1-Demethyl Hydroxy Daunomycinone 1-Demethyl Hydroxy Daunomycinone 58199-98-7 C20H16O9
(S)-2-(butylsulfonamido)-3-(4-(4-(1-methylpiperidin-4-yl)butoxy)phenyl)propanoic acid (S)-2-(butylsulfonamido)-3-(4-(4-(1-methylpiperidin-4-yl)butoxy)phenyl)propanoic acid 1631053-75-2 C23H38N2O5S
Loxoprofen Sodium Impurity 35 Loxoprofen Sodium Impurity 35
Dashatinib impurity 46 Dashatinib impurity 46
(R,S)Nアセチル3,4ジメトキシフェニルアラニン (R,S)Nアセチル3,4ジメトキシフェニルアラニン 27313-65-1 C13H17NO5
Oxytocin oxide impurity reference substance Oxytocin oxide impurity reference substance
Troxipide Impurity 7 Troxipide Impurity 7
Bendamustine Impurity 37A Bendamustine Impurity 37A
Brivaracetam Impurity 50 Brivaracetam Impurity 50
6-Hydroxymoxifloxacin Impurities 6-Hydroxymoxifloxacin Impurities
(S)-4-(((R)-1-carboxy-2-((3-hydroxypropyl)thio)ethyl)amino)-3-hydroxy-4-oxobutanoic acid (S)-4-(((R)-1-carboxy-2-((3-hydroxypropyl)thio)ethyl)amino)-3-hydroxy-4-oxobutanoic acid
(S)-dimethyl 2-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)pentanedioate (S)-dimethyl 2-(4-(((2,4-diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)pentanedioate 67676-60-2 C22H27ClN8O5
NA NA
INDEX NAME NOT YET ASSIGNED INDEX NAME NOT YET ASSIGNED 2463617-49-2 C51H56N16O4
Benzoic acid, 4-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]- Benzoic acid, 4-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]- 906673-43-6 C14H11BO5
1H-Purine-2,6-dione, 8-(3-amino-1-piperidinyl)-7-(3-chloro-2-buten-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]- 1H-Purine-2,6-dione, 8-(3-amino-1-piperidinyl)-7-(3-chloro-2-buten-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]- 2138805-26-0 C25H29ClN8O2
1,3-Benzenedicarboxamide, 5-[acetyl(2,3-dihydroxypropyl)amino]-N1,N3-bis(2,3-dihydroxypropyl)-2,4-diiodo- 1,3-Benzenedicarboxamide, 5-[acetyl(2,3-dihydroxypropyl)amino]-N1,N3-bis(2,3-dihydroxypropyl)-2,4-diiodo- 1651211-78-7 C19H27I2N3O9
(2S,3R,4R,5S,6R)-2-(4-chloro-3-(4-ethoxy-3-ethylbenzyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (2S,3R,4R,5S,6R)-2-(4-chloro-3-(4-ethoxy-3-ethylbenzyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol
(E)-1-(4-(2-carboxyvinyl)benzyl)-1H-imidazole 3-oxide (E)-1-(4-(2-carboxyvinyl)benzyl)-1H-imidazole 3-oxide
Vonoprazan Impurity B-2 Vonoprazan Impurity B-2
2-(Cyanomethylthio)acetic acid 2-(Cyanomethylthio)acetic acid 55817-29-3 C4H5NO2S
Budesonide Impurity 31 Budesonide Impurity 31
Budesonide Impurity 23 Budesonide Impurity 23
Hexanoic acid, 3-(chloromethyl)-, (3R)- Hexanoic acid, 3-(chloromethyl)-, (3R)- 2101641-90-9 C7H13ClO2
Bisoprolol Impurity Bisoprolol Impurity 2226263-68-7 C18H31NO4
2(1H)-Quinolinone, 5-[(1R)-1,2-dihydroxyethyl]-8-(phenylmethoxy)- 2(1H)-Quinolinone, 5-[(1R)-1,2-dihydroxyethyl]-8-(phenylmethoxy)- 1261219-83-3 C18H17NO4
Tofacitinib Impurity Tofacitinib Impurity 2504210-41-5 C29H38N10O2
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