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
Posaconazole iMpurity 2 Posaconazole iMpurity 2
Quetiapine IMpurity [2-(2-Piperazin-1-yl)ethoxy)ethanol] Quetiapine IMpurity [2-(2-Piperazin-1-yl)ethoxy)ethanol] 2206135-50-2 C25H18N2S2
Rabeprazole iMpurity (Chloro interMediate) Rabeprazole iMpurity (Chloro interMediate)
TaMsulosin IMpurity F TaMsulosin IMpurity F C20H28N2O5S
TiaMulin IMpurity E (TiaMulone,11-Oxo TiaMulin) TiaMulin IMpurity E (TiaMulone,11-Oxo TiaMulin) 113323-39-0 C28H45NO4S
2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethanol 2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethanol 848814-27-7 C21H27N3O3S
(3aR,7R,7aR)-2,2-Diethyl-3a,6,7,7a-tetrahydro-7-[(Methylsulfonyl)oxy]-1,3-benzodioxole-5-carboxylic Acid Ethyl Ester (3aR,7R,7aR)-2,2-Diethyl-3a,6,7,7a-tetrahydro-7-[(Methylsulfonyl)oxy]-1,3-benzodioxole-5-carboxylic Acid Ethyl Ester 204254-90-0 C15H24O7S
TorseMide Carboxylic Acid TorseMide Carboxylic Acid 113844-99-8 C16H18N4O5S
(6-BroMo-2-ethyl-3-benzofuranyl)(3,5-dibroMo-4-hydroxyphenyl)Methanone (6-BroMo-2-ethyl-3-benzofuranyl)(3,5-dibroMo-4-hydroxyphenyl)Methanone 1402819-05-9 C17H11Br3O3
5'-broMo-[2,3'-bipyridin]-6'(1'H)-one 5'-broMo-[2,3'-bipyridin]-6'(1'H)-one 381233-79-0 C10H7BrN2O
1-((2R,3R)-2-(benzyloxy)pentan-3-yl)-4-(4-(4-(4-hydroxyphenyl)piperazin-1-yl)phenyl)-1H-1,2,4-triazol-5(4H)-one 1-((2R,3R)-2-(benzyloxy)pentan-3-yl)-4-(4-(4-(4-hydroxyphenyl)piperazin-1-yl)phenyl)-1H-1,2,4-triazol-5(4H)-one 2243786-01-6 C30H35N5O3
5-(3-fluorophenyl)-1H-pyrrole-3-carbaldehyde 5-(3-fluorophenyl)-1H-pyrrole-3-carbaldehyde C11H8FNO
1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid bis(1-methylethyl) ester 1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic acid bis(1-methylethyl) ester 21881-78-7 C21H26N2O6
2-(4-Methylphenyl)sulfonyloxyethanol 2-(4-Methylphenyl)sulfonyloxyethanol 42772-85-0 C9H12O4S
2-Azabicyclo[3.1.0]hexane-3-carbonitrile, 2-[(2S)-2-aMino-2-(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)acetyl]-, (1R,3R,5R)- 2-Azabicyclo[3.1.0]hexane-3-carbonitrile, 2-[(2S)-2-aMino-2-(3-hydroxytricyclo[3.3.1.13,7]dec-1-yl)acetyl]-, (1R,3R,5R)- 1564265-94-6 C18H25N3O2
EMpagliflozin  iMpurity 8 EMpagliflozin iMpurity 8
EMpagliflozin  iMpurity 13 EMpagliflozin iMpurity 13 2125472-55-9 C23H25ClO8
6-Methyldi(ondansetron-3-de(1,2-diMethyl-1H-iMidazole)) 6-Methyldi(ondansetron-3-de(1,2-diMethyl-1H-iMidazole)) 1365727-07-6 C27H26N2O2
Budesonide Impurity (1, 4-Androstadien-11-beta-16-alfa-diol-3, 17-dione) Budesonide Impurity (1, 4-Androstadien-11-beta-16-alfa-diol-3, 17-dione) 910299-74-0 C19H24O4
Etoricoxib Impurity 12 Etoricoxib Impurity 12 646459-41-8 C21H16ClN3O2S
Levofloxacin Tetrafluoro Impurity 2 Levofloxacin Tetrafluoro Impurity 2 103995-33-1 C14H12F4O4
Mupirocin Impurity C Mupirocin Impurity C C26H44O9
Verapamil Impurity H Verapamil Impurity H 67018-83-1 C26H36N2O4
Warfarin Impurity 1 Warfarin Impurity 1 55901-61-6 C13H14O
Macitentan impurity B Macitentan impurity B 441796-13-0 C18H18Br2N6O4S
Meropenem IMP B Meropenem IMP B
tert-butyl 4-(6-bromopyridin-3-yl)piperazine-1-carboxylate tert-butyl 4-(6-bromopyridin-3-yl)piperazine-1-carboxylate 412348-27-7 C14H20BrN3O2
(2R,4R)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid (2R,4R)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid 1012341-56-8 C23H29NO4
Linagliptin Impurity D Linagliptin Impurity D 666816-91-7 C20H28N6O4
Parecoxib Impurity C Parecoxib Impurity C 3026677-40-4
Rac Atomoxetine Hydrochloride Rac Atomoxetine Hydrochloride 82857-40-7 C17H22ClNO
3-(1H-imidazol-1-yl)-5-(trifluoromethyl)aniline 3-(1H-imidazol-1-yl)-5-(trifluoromethyl)aniline 943320-48-7 C10H8F3N3
Linagliptin Impurity H Linagliptin Impurity H 1646355-34-1 C22H23N7O2
Ezetimibe Impurity 54 Ezetimibe Impurity 54 1185883-39-9 C40H36F2N2O5
2-(2-fluorophenyl)-1,3-di(1H-1,2,4-triazol-1-yl)propan-2-ol 2-(2-fluorophenyl)-1,3-di(1H-1,2,4-triazol-1-yl)propan-2-ol 1348664-75-4 C13H13FN6O
Dapagliflozin Impurity 2 Dapagliflozin Impurity 2
Imatinib Impurity 1 Imatinib Impurity 1
Imatinib Impurity 6 Imatinib Impurity 6
Nifedipine Impurity 3 Nifedipine Impurity 3 C19H22N2O6
Riociguat Impurtiy 5 Riociguat Impurtiy 5
Vonoprazan Impurity 6 Vonoprazan Impurity 6
Citalopram EP Impurity E Citalopram EP Impurity E 64169-47-7 C19H22Cl2FNO
Dapagliflozin Impurity F Dapagliflozin Impurity F
Dapoxetine Impurity A Dapoxetine Impurity A
Entecavir  Impurity Entecavir Impurity 1333204-94-6 C12H15N5O3
Gadobutrol Impurity Gadobutrol Impurity 71231-87-3 C7H15NO5
Pramipexole Impurity G Pramipexole Impurity G
Salmeterol EP Impurity A Salmeterol EP Impurity A 1798014-51-3 C19H25NO3
Tacrolimus impurity D Tacrolimus impurity D
2-(2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole 2-(2-(4-(2-(4-(1-(2-ethoxyethyl)-1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)propan-2-yl)-4,4-dimethyl-4,5-dihydrooxazole 202189-77-3 C32H44N4O2
Saxagliptin Impurity 6 Saxagliptin Impurity 6
Ethyl 4-(4-fluorophenyl)-1-methyl-2,6-dioxopiperidine-3-carboxylate Ethyl 4-(4-fluorophenyl)-1-methyl-2,6-dioxopiperidine-3-carboxylate 202534-94-9 C15H16FNO4
Tofacitinib Impurity H Tofacitinib Impurity H
3',6'-Dehydroclindamycin 3',6'-Dehydroclindamycin 1440605-51-5 C18H31ClN2O5S
Cefradine Impurity F Cefradine Impurity F
Mirabegron Impurity Mirabegron Impurity 1684452-83-2 C26H28N6O3S2
1-methyl-1H-indol-6-ol 1-methyl-1H-indol-6-ol 130570-60-4 C9H9NO
2-(2-Hydroxyphenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 2-(2-Hydroxyphenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 118485-48-6 C13H13NO3S
32-Carboxycyanocobalamin 32-Carboxycyanocobalamin 121483-62-3 C63H87CoN13O15P
Alvimopan Impurity 6 Alvimopan Impurity 6
Sofosbuvir Impurity28 Sofosbuvir Impurity28
Rivaroxaban Impurity 10 Rivaroxaban Impurity 10
Ipragliflozin Impurity 1 Ipragliflozin Impurity 1
(17α)-4-Bromo-17-hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile (17α)-4-Bromo-17-hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile 98149-13-4 C20H24BrNO2
316173-27-0 316173-27-0 316173-27-0 C17H28N2O5
Irbesartan Impurity 7 Irbesartan Impurity 7 C25H28N6O
Voriconazole Impurity 2 Voriconazole Impurity 2
Safinamide Impurity 1 Safinamide Impurity 1
Caspofungin impurit 2 Caspofungin impurit 2
Lamivudine impurity 1 Lamivudine impurity 1
Raltitrexed Impurity 1 Raltitrexed Impurity 1 1378372-01-0 C10H10N2O2
Loratadine Impurity 6 Loratadine Impurity 6 C22H23ClN2O2
Mirabegron Impurity 3 Mirabegron Impurity 3
Plerixafor Impurity C Plerixafor Impurity C
Vonoprazan Impuirty 8 Vonoprazan Impuirty 8
Sitagliptin IMpurity 4 Sitagliptin IMpurity 4
Brexpiprazole Impurity1 Brexpiprazole Impurity1
Alvimopan Impurity 1 Alvimopan Impurity 1 2250243-53-7 C14H19NO
Febuxostat Impurity A Febuxostat Impurity A
Fingolimod Hexyl Impurity Fingolimod Hexyl Impurity 1201794-93-5 C17H29NO2
Palbociclib Impurity 1 Palbociclib Impurity 1
Trelagliptin Impurity 8 Trelagliptin Impurity 8
Bromhexine Impurity H Bromhexine Impurity H 63471-27-2 C14H21BrN2
Rivaroxaban Impurity 11 Rivaroxaban Impurity 11 1411775-06-8 C14H17N3O4
(R)-2-(3-(diisopropylamino)-1-phenylpropyl)-4-(hydroxymethyl)phenyl propionate (R)-2-(3-(diisopropylamino)-1-phenylpropyl)-4-(hydroxymethyl)phenyl propionate C25H35NO3
Flomoxef Impurity 4 Flomoxef Impurity 4
Nicardipine Impurity 5 Nicardipine Impurity 5
11,11'-(PIPERAZINE-1,4-DIYL)-BIS-8-CHLORO-5H-DIBENZE[B,E][1,4]-DIAZEPINE 11,11'-(PIPERAZINE-1,4-DIYL)-BIS-8-CHLORO-5H-DIBENZE[B,E][1,4]-DIAZEPINE 263366-81-0 C30H24Cl2N6
Sacubitril Impurity 7 Sacubitril Impurity 7 149709-44-4 C22H25NO5
Valsartan Impurity 5 Valsartan Impurity 5 1266616-11-8 C18H21N5
Milnacipran Impurity 4 Milnacipran Impurity 4 1353644-49-1 C15H21NO2
Heptyl Deoctyl Fingolimod Hydrochloride Heptyl Deoctyl Fingolimod Hydrochloride 745767-97-9 C18H31NO2
Tenofovir Fumarate Tenofovir Fumarate 1246812-23-6 C21H34N5O9P
Prucalopride Impurity C Prucalopride Impurity C 1599434-55-5 C17H24ClN3O3
1-cyclopropyl-7-fluoro-8-methoxy-6-((4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 1-cyclopropyl-7-fluoro-8-methoxy-6-((4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 2205053-60-5 C21H24FN3O4
Brexpiprazole N-Oxide Brexpiprazole N-Oxide 1191900-58-9 C25H27N3O3S
2,6-Dibenzyloxyacetophenone 2,6-Dibenzyloxyacetophenone 3886-19-9 C22H20O3
ethyl(4aS,9bR)-6-bromo-1,3,4,4a,5,9b-hexahydro-2H-pyrido[4,3-b]indole-2-carboxylate ethyl(4aS,9bR)-6-bromo-1,3,4,4a,5,9b-hexahydro-2H-pyrido[4,3-b]indole-2-carboxylate 1059630-08-8 C14H17BrN2O2
diphenhydramine impurity diphenhydramine impurity C17H21NO
1,1-dimethyl-4-(2-methyl-10H-benzo[b]thieno[2,3-e][1,4]diazepin-4-yl)piperazin-1-ium iodide 1,1-dimethyl-4-(2-methyl-10H-benzo[b]thieno[2,3-e][1,4]diazepin-4-yl)piperazin-1-ium iodide C18H23IN4S
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