Analytische Chemie

Die analytische Chemie ist ein Teilgebiet der Chemie mit dem Ziel chemische Substanzen zu identifizieren sowie deren Menge zu bestimmen. Demnach umfasst die analytische Chemie die qualitative Analyse, die quantitative Analyse und die Strukturanalytik. Bei der qualitativen Analyse wird untersucht, ob bestimmte chemische Elemente oder Verbindungen in einer Probe nachweisbar sind. Bei der quantitativen Analyse wird die Menge eines chemischen Elements oder einer Verbindung bestimmte und bei der Strukturanalytik wird die chemische Struktur der Elemente und Verbindungen ermittelt. Die häufigsten Einsatzgebiete der analytischen Chemie sind die Umweltanalytik, die Lebensmittelanalytik sowie die Prozesskontrolle und -regelung. In der Umweltanalytik werden Boden, Luft und Wasser analysiert, um z. B. Schwermetalle, Abgase oder Pestizide zu bestimmen. In der Lebensmittelanalytik werden Lebensmittel z.B. nach Schwermetallen oder Chemikalienrückstände untersucht. Bei der Prozesskontrolle und Prozessregelung wird z. B. die Produktausbeute überwachtet oder die Produktqualität kontrolliert.

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Structure Chemical Name CAS MF
Empagliflozin Impurity 84 Empagliflozin Impurity 84
Iohexol Impurity O Iohexol Impurity O
(2,5-dichlorophenyl)(4-ethoxyphenyl)methanone (2,5-dichlorophenyl)(4-ethoxyphenyl)methanone 1097076-93-1 C15H12Cl2O2
Lenvatinib impurity LFZZ-10 Lenvatinib impurity LFZZ-10 C11H8Cl2N2O2
(2S,5S)-(1R,2S,5R)-2-isopropyl-5-methylcyclohexyl 5-(4-amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate (2S,5S)-(1R,2S,5R)-2-isopropyl-5-methylcyclohexyl 5-(4-amino-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate
Febuxostat Impurity 98 Febuxostat Impurity 98
(2-(methyl((vinyloxy)carbonyl)amino)pyridin-3-yl)methyl 2-(methylamino)acetate hydrochloride (2-(methyl((vinyloxy)carbonyl)amino)pyridin-3-yl)methyl 2-(methylamino)acetate hydrochloride
1-(4-bromo-3,5-dimethoxyphenyl)ethanone 1-(4-bromo-3,5-dimethoxyphenyl)ethanone 1333472-28-8 C10H11BrO3
Ticagrelor Impurity 117 Ticagrelor Impurity 117
Ticagrelor Impurity 136 Ticagrelor Impurity 136
Phenol, 2-(diphenylmethyl)-5-methyl- Phenol, 2-(diphenylmethyl)-5-methyl- 411239-19-5 C20H18O
1-Cyclohexene-1-carboxylic acid, 4-(acetylamino)-3-(1-ethylpropoxy)-5-(formylamino)-, ethyl ester, (3R,4R,5S)- 1-Cyclohexene-1-carboxylic acid, 4-(acetylamino)-3-(1-ethylpropoxy)-5-(formylamino)-, ethyl ester, (3R,4R,5S)- 2148317-96-6 C17H28N2O5
Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-(5-chloro-2-ethoxyphenyl)-5-methyl-7-propyl- Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-(5-chloro-2-ethoxyphenyl)-5-methyl-7-propyl- 2245167-80-8 C17H19ClN4O2
Posaconazole impurity 18 Posaconazole impurity 18 1819334-66-1 C44H49F2N8O4+
(4S,6R)-6-(2-(tert-butoxy)-2-oxoethyl)-2,2-dimethyl-1,3-dioxane-4-carboxylic acid (4S,6R)-6-(2-(tert-butoxy)-2-oxoethyl)-2,2-dimethyl-1,3-dioxane-4-carboxylic acid 2095786-11-9 C13H22O6
Crisaborole intermediate Crisaborole intermediate 2354382-27-5 C14H8BCl2NO3
Ropivacaine Impurity 48 Ropivacaine Impurity 48
2(3H)-Furanone, dihydro-4-(1-methylethyl)-, (4S)- 2(3H)-Furanone, dihydro-4-(1-methylethyl)-, (4S)- 53657-15-1 C7H12O2
Crisaborole Impurity 9 HCl Crisaborole Impurity 9 HCl 1187187-01-4 C14H15BClNO3
2H-Indol-2-one, 3-[[3,5-dimethyl-4-(1-pyrrolidinylcarbonyl)-1H-pyrrol-2-yl]methylene]-5-fluoro-1,3-dihydro- 2H-Indol-2-one, 3-[[3,5-dimethyl-4-(1-pyrrolidinylcarbonyl)-1H-pyrrol-2-yl]methylene]-5-fluoro-1,3-dihydro- 2135339-43-2 C20H20FN3O2
Nicergoline Impurity 02 Nicergoline Impurity 02
Bromhexine ImpurityABCDEFGHJKL Bromhexine ImpurityABCDEFGHJKL
1-Butanone, 1-(4-fluorophenyl)-4-[(6bR,10aR)-2,3,6b,9,10,10a-hexahydro-3-methyl-1H-pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxalin-8(7H)-yl]- 1-Butanone, 1-(4-fluorophenyl)-4-[(6bR,10aR)-2,3,6b,9,10,10a-hexahydro-3-methyl-1H-pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxalin-8(7H)-yl]- 1576240-16-8 C24H28FN3O
impurity 37 impurity 37
sodium (6R,7S)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl- 1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate sodium (6R,7S)-7-(2-(1H-tetrazol-1-yl)acetamido)-3-(((5-methyl- 1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
1,4,7,10-Tetraazacyclododecane-1,4-diacetic acid 1,4,7,10-Tetraazacyclododecane-1,4-diacetic acid 229312-34-9 C12H24N4O4
Pentanoic acid, 3-(bromomethyl)-4-methyl-, ethyl ester, (3S)- Pentanoic acid, 3-(bromomethyl)-4-methyl-, ethyl ester, (3S)- 2432911-38-9 C9H17BrO2
Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[5-[(4-ethyl-1-piperazinyl)sulfonyl]-2-hydroxyphenyl]-5-methyl-7-propyl- Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[5-[(4-ethyl-1-piperazinyl)sulfonyl]-2-hydroxyphenyl]-5-methyl-7-propyl- 2411340-39-9 C21H28N6O4S
3-Azetidineacetonitrile, 1-(ethylsulfonyl)-3-[4-[7-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]-1H-pyrazol-1-yl]- 3-Azetidineacetonitrile, 1-(ethylsulfonyl)-3-[4-[7-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl]-1H-pyrazol-1-yl]- 1187595-89-6 C17H19N7O3S
4-methyl-N-(2-(methylamino)phenyl)-2-propyl-1H-benzo[d]imidazole-6-carboxamide 4-methyl-N-(2-(methylamino)phenyl)-2-propyl-1H-benzo[d]imidazole-6-carboxamide 884330-18-1 C19H22N4O
2,4(1H,3H)-Pyrimidinedione, 5-(2-fluoro-3-methoxyphenyl)-1-[[2-fluoro-6-(trifluoromethyl)phenyl]methyl]-3-[(2R)-2-(hydroxyamino)-2-phenylethyl]-6-methyl- 2,4(1H,3H)-Pyrimidinedione, 5-(2-fluoro-3-methoxyphenyl)-1-[[2-fluoro-6-(trifluoromethyl)phenyl]methyl]-3-[(2R)-2-(hydroxyamino)-2-phenylethyl]-6-methyl- 2486454-64-0 C28H24F5N3O4
3-Quinolinecarbonitrile, 4-[(2,4-dichloro-5-hydroxyphenyl)amino]-6-hydroxy-7-[3-(4-methyl-1-piperazinyl)propoxy]- 3-Quinolinecarbonitrile, 4-[(2,4-dichloro-5-hydroxyphenyl)amino]-6-hydroxy-7-[3-(4-methyl-1-piperazinyl)propoxy]- 2468737-94-0 C24H25Cl2N5O3
1H-Pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxaline, 2,3,6b,7,8,9,10,10a-octahydro-, (6bR,10aS)- 1H-Pyrido[3',4':4,5]pyrrolo[1,2,3-de]quinoxaline, 2,3,6b,7,8,9,10,10a-octahydro-, (6bR,10aS)- 313368-81-9 C13H17N3
Ergoline-8-methanol, 1,6-dimethyl-, (8β)- (9CI) Ergoline-8-methanol, 1,6-dimethyl-, (8β)- (9CI) 40170-12-5 C17H22N2O
Cisatracurium besylate impurity 16 Cisatracurium besylate impurity 16
1-ACETYL-2-METHYLBENZIMIDAZOLE 1-ACETYL-2-METHYLBENZIMIDAZOLE 14678-81-0 C10H10N2O
(E)-3-(2-Formylphenyl)-2-propenoic acid 1,1-dimethyl ethyl ester (E)-3-(2-Formylphenyl)-2-propenoic acid 1,1-dimethyl ethyl ester 103890-69-3 C14H16O3
Bimatoprost Impurity 22 Bimatoprost Impurity 22
Bumetanide Impurity 9 Bumetanide Impurity 9
Crisaborole Impurity 14 Crisaborole Impurity 14
Benzonitrile, 4-[(1E)-4-(dimethylamino)-1-(4-fluorophenyl)-1-buten-1-yl]-3-(hydroxymethyl)- Benzonitrile, 4-[(1E)-4-(dimethylamino)-1-(4-fluorophenyl)-1-buten-1-yl]-3-(hydroxymethyl)- 1370643-23-4 C20H21FN2O
Latamoxef impurity B Latamoxef impurity B
(9alpha,13alpha,14alpha)-3-methoxymorphinan-17-carbaldehyde (9alpha,13alpha,14alpha)-3-methoxymorphinan-17-carbaldehyde 28973-48-0 C18H23NO2
3-(7,8-dimethoxy-2-oxo-1,2,4,5-tetrahydro-3H-benzo[d]azepin-3-yl)-N-(((S)-3,4-dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)-N-methylpropan-1-amine oxide 3-(7,8-dimethoxy-2-oxo-1,2,4,5-tetrahydro-3H-benzo[d]azepin-3-yl)-N-(((S)-3,4-dimethoxybicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)methyl)-N-methylpropan-1-amine oxide 2511244-97-4 C27H36N2O6
Labetalol EP Impurity I Labetalol EP Impurity I
Sulfamide, N-[5-(4-bromophenyl)-6-[2-[(5-chloro-2-pyrimidinyl)oxy]ethoxy]-4-pyrimidinyl]-N'-propyl- Sulfamide, N-[5-(4-bromophenyl)-6-[2-[(5-chloro-2-pyrimidinyl)oxy]ethoxy]-4-pyrimidinyl]-N'-propyl- 2443747-63-3 C19H20BrClN6O4S
Methyl-3-oxo1,2-benzisothiazol-2(3H)-acetat-1,1-dioxid Methyl-3-oxo1,2-benzisothiazol-2(3H)-acetat-1,1-dioxid 6639-62-9 C10H9NO5S
(6R-cis)-3-(Hydroxymethyl)-7-methoxy-8-oxo-7-(2-thienylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carbonsure (6R-cis)-3-(Hydroxymethyl)-7-methoxy-8-oxo-7-(2-thienylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-en-2-carbonsure 54333-94-7 C15H16N2O6S2
5-Acetyl-1,3-phenylenbis(dimethylcarbamat) 5-Acetyl-1,3-phenylenbis(dimethylcarbamat) 81732-48-1 C14H18N2O5
Oseltamivir  Impurity L Oseltamivir Impurity L
1,4-Naphthalenediol, 2-methyl-, 4-acetate 1,4-Naphthalenediol, 2-methyl-, 4-acetate 110327-29-2 C13H12O3
Oseltamivir Impurity 105 Oseltamivir Impurity 105
Oseltamivir  Impurity 77 Oseltamivir Impurity 77
Imidapril Impurity 2 Imidapril Impurity 2
Betamethasone EP Impurity G Betamethasone EP Impurity G 85700-75-0 C22H30O5
Crisaborole Impurity ABCDEFGHJKL Crisaborole Impurity ABCDEFGHJKL
3-Azetidinecarboxylic acid, 1-[(4-acetyl-2-ethylphenyl)methyl]- 3-Azetidinecarboxylic acid, 1-[(4-acetyl-2-ethylphenyl)methyl]- 2474774-17-7 C15H19NO3
2,3'-Bipyridine, 5-chloro-3-[4-(methylsulfonyl)phenyl]-, hydrochloride (1:1) 2,3'-Bipyridine, 5-chloro-3-[4-(methylsulfonyl)phenyl]-, hydrochloride (1:1) 202409-39-0 C17H14Cl2N2O2S
1,1'-((methylenebis(4-methoxy-3,1-phenylene))bis(2-(dimethylamino)ethane-1,1-diyl))dicyclohexanol 1,1'-((methylenebis(4-methoxy-3,1-phenylene))bis(2-(dimethylamino)ethane-1,1-diyl))dicyclohexanol
2-amino-4-(2-(benzyl(1-(4-methoxyphenyl)propan-2-yl)amino)-1-hydroxyethyl)phenol 2-amino-4-(2-(benzyl(1-(4-methoxyphenyl)propan-2-yl)amino)-1-hydroxyethyl)phenol
NA NA
Empagliflozin Impurity 116 Empagliflozin Impurity 116
(3R,5aS)-5,8-dioxooctahydro-5H-pyrrolo[1,2-a]thiazolo[3,2-d]pyrazine-3-carboxylic acid (3R,5aS)-5,8-dioxooctahydro-5H-pyrrolo[1,2-a]thiazolo[3,2-d]pyrazine-3-carboxylic acid
Phospholipid Impurity 1(DPPE-MPEG5000 Impurity 1) Phospholipid Impurity 1(DPPE-MPEG5000 Impurity 1)
Carbazochrome Sodium Sulfonate Impurity 4 Carbazochrome Sodium Sulfonate Impurity 4
Empagliflozin Furanose Impurity Empagliflozin Furanose Impurity
Rosuvastatin Impurity 144 Rosuvastatin Impurity 144
Cetrorelix Impurity 11 Cetrorelix Impurity 11
Cetrorelix Impurity 4 (8-D-Arg) Cetrorelix Impurity 4 (8-D-Arg)
Cetrorelix Impurity 1 (+L-Arg) Cetrorelix Impurity 1 (+L-Arg)
Peramivir Intermediate Impurity 36 Peramivir Intermediate Impurity 36
Peramivir Intermediate Impurity 41 Peramivir Intermediate Impurity 41
Peramivir Impurity 999 Peramivir Impurity 999
Palonosetron impurity 20XH Palonosetron impurity 20XH
Levofloxacin benzopazine impurity Levofloxacin benzopazine impurity
Bumetanide Impurity 14 Bumetanide Impurity 14 1431501-10-8 C21H27NO3
Trans,rel-(1R,4R)-4-{[(2-Aminophenyl)methyl]amino}cyclohexan-1-ol Hydrochloride Trans,rel-(1R,4R)-4-{[(2-Aminophenyl)methyl]amino}cyclohexan-1-ol Hydrochloride
Sugammadex Sodium Impurity 08 Sugammadex Sodium Impurity 08
2-bromo-3-(6'-oxo-1'-phenyl-1',6'-dihydro-[2,3'-bipyridin]-5'-yl)benzonitrile 2-bromo-3-(6'-oxo-1'-phenyl-1',6'-dihydro-[2,3'-bipyridin]-5'-yl)benzonitrile
INDEX NAME NOT YET ASSIGNED INDEX NAME NOT YET ASSIGNED 2412953-12-7 C72H112O49S8
4a(2H)-Isoquinolinol, octahydro-4-(4-methoxyphenyl)-2-methyl- 4a(2H)-Isoquinolinol, octahydro-4-(4-methoxyphenyl)-2-methyl- 2568340-30-5 C17H25NO2
3-Quinolinecarbonitrile, 4-[(2,4-dichloro-5-hydroxyphenyl)amino]-6-methoxy-7-[3-(4-methyl-1-piperazinyl)propoxy]- 3-Quinolinecarbonitrile, 4-[(2,4-dichloro-5-hydroxyphenyl)amino]-6-methoxy-7-[3-(4-methyl-1-piperazinyl)propoxy]- 2468737-92-8 C25H27Cl2N5O3
Uridine, 4-oxime, 5'-(2-methylpropanoate), (4E)- Uridine, 4-oxime, 5'-(2-methylpropanoate), (4E)- 2492423-30-8 C13H19N3O7
Empagliflozin Furanose Impurity Empagliflozin Furanose Impurity
Tazobactam Impurity XTE Tazobactam Impurity XTE
Isavuconazole Impurity 46 Isavuconazole Impurity 46
5-(1-((5,6-diethyl-2,3-dihydro-1H-inden-2-yl)amino)-2-hydroxyethyl)-8-hydroxyquinolin-2(1H)-one 5-(1-((5,6-diethyl-2,3-dihydro-1H-inden-2-yl)amino)-2-hydroxyethyl)-8-hydroxyquinolin-2(1H)-one 2226428-25-5 C24H28N2O3
INDEX NAME NOT YET ASSIGNED INDEX NAME NOT YET ASSIGNED 2740235-22-5 C13H22N2O5
2-(4-ethylpiperazin-1-yl)-4-(2-fluorophenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]pyridine 2-(4-ethylpiperazin-1-yl)-4-(2-fluorophenyl)-5,6,7,8,9,10-hexahydrocycloocta[b]pyridine C23H30FN3
1-Naphthalenamine, 4-(2,3-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-, (1R,4S)-rel- 1-Naphthalenamine, 4-(2,3-dichlorophenyl)-1,2,3,4-tetrahydro-N-methyl-, (1R,4S)-rel- 2184053-08-3 C17H17Cl2N
Rosuvastatin Impurity 152 Rosuvastatin Impurity 152
1-[4-(2-AZEPAN-1-YL-ETHOXY)-BENZYL]-5-BENZYLOXY-2-(4-BENZYLOXY-PHENYL)-3-METHYL-1H-INDOLE 1-[4-(2-AZEPAN-1-YL-ETHOXY)-BENZYL]-5-BENZYLOXY-2-(4-BENZYLOXY-PHENYL)-3-METHYL-1H-INDOLE 198480-21-6 C44H46N2O3
6-Heptenoic acid, 7-[2-cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3,5-dihydroxy-, 1,1-dimethylethyl ester, (3S,5R,6E)- 6-Heptenoic acid, 7-[2-cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3,5-dihydroxy-, 1,1-dimethylethyl ester, (3S,5R,6E)- 2273873-66-6 C29H32FNO4
2H-1,4-Benzoxazin-3(4H)-one, 8-(2-chloro-1-hydroxyethyl)-6-(phenylmethoxy)- 2H-1,4-Benzoxazin-3(4H)-one, 8-(2-chloro-1-hydroxyethyl)-6-(phenylmethoxy)- 2383660-53-3 C17H16ClNO4
Isavuconazole Impurity 40 Isavuconazole Impurity 40
(2R,3S,4R,5R,6S)-2-((R)-1,2-dihydroxyethyl)-6-(3-((5-(4-fluorophenyl)thiophen-2-yl)methyl)-4-methylphenyl)tetrahydro-2H-pyran-3,4,5-triol (2R,3S,4R,5R,6S)-2-((R)-1,2-dihydroxyethyl)-6-(3-((5-(4-fluorophenyl)thiophen-2-yl)methyl)-4-methylphenyl)tetrahydro-2H-pyran-3,4,5-triol
2,3'-Bipyridine, 5-chloro-6'-methyl-3-[4-(methylsulfonyl)phenyl]-, 1,1'-dioxide 2,3'-Bipyridine, 5-chloro-6'-methyl-3-[4-(methylsulfonyl)phenyl]-, 1,1'-dioxide 2724840-93-9 C18H15ClN2O4S
Vitamin K1 Impurity C Vitamin K1 Impurity C
4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-((5-methylpyridin-3-yl)methyl)piperidine 1-oxide 4-(8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-1-((5-methylpyridin-3-yl)methyl)piperidine 1-oxide
1-(4-Bromo-2-(hydroxymethyl)phenyl)-4-(dimethylamino)-1-(4-fluorophenyl)butan-1-olhydrochloride 1-(4-Bromo-2-(hydroxymethyl)phenyl)-4-(dimethylamino)-1-(4-fluorophenyl)butan-1-olhydrochloride 488148-10-3 C19H23BrFNO2
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