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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
Cefazolin Impurity 1 Cefazolin Impurity 1
Umeclidinium Bromide Impurity 8 Umeclidinium Bromide Impurity 8 869113-10-0 C27H30BrNO
Nifuratel impurity E Nifuratel impurity E
Valsartan Impurity 14 Valsartan Impurity 14 C24H29N5O3
Istradefylline Impurity 4 Istradefylline Impurity 4
Zolmitriptan Impurity 2 Zolmitriptan Impurity 2
Palbociclib Impurity 9 Palbociclib Impurity 9 2204368-66-9 C24H29N7O2
Solifenacin Impurity 1 Solifenacin Impurity 1 1353274-25-5 C19H21NO2
Vildagliptin Methyl Ester Vildagliptin Methyl Ester
Flucloxacillin Impurity B Flucloxacillin Impurity B
Ropinirole impurity Ropinirole impurity
Mupirocin iMpurity B Mupirocin iMpurity B C26H44O9
Nicorandil Impurity 2 Nicorandil Impurity 2
Piperacillin Impurity 7 Piperacillin Impurity 7
Defluoro Paroxetine Hydrochloride Defluoro Paroxetine Hydrochloride 1394842-91-1
Milnacipran Impurity 11 Milnacipran Impurity 11 1410831-12-7 C11H10O2
Mirabegron Impurity 18 Mirabegron Impurity 18
Prucalopride Impurity F Prucalopride Impurity F 1900715-98-1 C18H26ClN3O4
tert-butyl (R)-3-(hydroxymethyl)hexanoate tert-butyl (R)-3-(hydroxymethyl)hexanoate 1928755-17-2 C11H22O3
4-[[3-Chloro-4-(2-pyridinylmethoxy)phenyl]amino]-7-ethoxy-6-[(1-methyl-2-pyrrolidinylidene)amino]-3-quinolinecarbonitrile 4-[[3-Chloro-4-(2-pyridinylmethoxy)phenyl]amino]-7-ethoxy-6-[(1-methyl-2-pyrrolidinylidene)amino]-3-quinolinecarbonitrile 1144516-21-1 C29H27ClN6O2
Sofosbuvir Impurity 5 Sofosbuvir Impurity 5
ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate ethyl (S)-2-(2-oxopyrrolidin-1-yl)butanoate 1862335-58-7 C9H16ClNO3
vildagliptin Impurity R vildagliptin Impurity R 1803168-09-3 C7H8Cl2N2O
Cefmetazole Lactone Cefmetazole Lactone 70993-70-3 C13H13N3O5S2
Canagliflozin Impurity 19 Canagliflozin Impurity 19
Canagliflozin Impurity 24 Canagliflozin Impurity 24
Carfilzomib Impurity 5 Carfilzomib Impurity 5
Dolutegravir Impurity 6 Dolutegravir Impurity 6 1357289-29-2 C20H19F2N3O5
Febuxostat Impurity 22 Febuxostat Impurity 22
Istradefylline Impurity C Istradefylline Impurity C
Everolimus O-Ethyl Impurity Everolimus O-Ethyl Impurity 1704711-12-5 C54H85NO14
(3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine (3S,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-1-methyl-4-phenylpiperidine 324023-99-6 C20H23NO3
Solifenacin Impurity 4(Solifenacin EP Impurity H) Solifenacin Impurity 4(Solifenacin EP Impurity H) 732228-02-3 C23H26N2O2
849217-77-2 849217-77-2 849217-77-2 C22H20N2O6
1-Piperidinepropanoic acid, 4-methyl-3-(methyl-7H-pyrrolo[2,3-d]pyrimidin-4-ylamino)-β-oxo-, ethyl ester, (3R,4R)- 1-Piperidinepropanoic acid, 4-methyl-3-(methyl-7H-pyrrolo[2,3-d]pyrimidin-4-ylamino)-β-oxo-, ethyl ester, (3R,4R)- 1675248-18-6 C18H25N5O3
Amlodipine iMpurity L Amlodipine iMpurity L 1821498-25-2 C17H19ClN2O5
(6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (6R,7R)-7-[(2,2-dimethylpropanoyl)amino]-3-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2384108-14-7 C16H20N4O4S3
methyl (41R,12R,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,12R,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 58000-63-8 C21H26N2O3
(S)-ethyl 2-(((S)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate (S)-ethyl 2-(((S)-(perfluorophenoxy)(phenoxy)phosphoryl)amino)propanoate 1392015-05-2 C17H15F5NO5P
3-(2-cyclopentylidene-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide 3-(2-cyclopentylidene-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide C19H26BrNO2
Cephalexin Impurity 3 Cephalexin Impurity 3 C16H17N3O4S
8-Methoxy Entecavir 8-Methoxy Entecavir 2203740-23-0 C13H17N5O4
Bortezomib Impurity 32 Bortezomib Impurity 32 1310383-72-2 C17H31BF3NO5
Topiroxostat Impurity 14 Topiroxostat Impurity 14
1-Pyrrolidinecarboxylic acid, 4-hydroxy-2-(3-thiazolidinylcarbonyl)-, 1,1-dimethylethyl ester, (2S,4S)- 1-Pyrrolidinecarboxylic acid, 4-hydroxy-2-(3-thiazolidinylcarbonyl)-, 1,1-dimethylethyl ester, (2S,4S)- 401564-34-9 C13H22N2O4S
Ampicillin Impurity B Ampicillin Impurity B
Clindamycin Phosphate EP Impurity K Clindamycin Phosphate EP Impurity K
7,7'-(butane-1,4-diylbis(oxy))bis(quinolin-2(1H)-one) 7,7'-(butane-1,4-diylbis(oxy))bis(quinolin-2(1H)-one) 2116542-19-7 C22H20N2O4
Descyclopropyl Lenvatinib Descyclopropyl Lenvatinib 417719-51-8 C18H15ClN4O4
3-Piperidinemethanol, 4-(4-fluorophenyl)-1-methyl-, (3R,4R)-rel- 3-Piperidinemethanol, 4-(4-fluorophenyl)-1-methyl-, (3R,4R)-rel- 54088-21-0 C13H18FNO
1'-Hydroxy Bilastine 1'-Hydroxy Bilastine 1638785-23-5 C28H37N3O4
Brexpiprazole Impurity 4 Brexpiprazole Impurity 4 2116542-20-0 C25H27N3O2S
Fosaprepitant Impurity 5 Fosaprepitant Impurity 5 327623-35-8 C21H19F6NO3
Moxifloxacin Ethyl Ester Moxifloxacin Ethyl Ester 1403836-23-6 C23H28FN3O4
Pantoprazole Impurity 5 Pantoprazole Impurity 5 1806469-15-7 C8H6F2N2O2
Venlafaxine Impurity 5 Venlafaxine Impurity 5 1346600-77-8 C17H27NO2
N-(4-methyl-3-(4-methyl-6-(pyridin-3-yl)pyrimidin-2-ylamino)phenyl)-4-((4-methylpiperazin-1-yl)methyl)benzamide N-(4-methyl-3-(4-methyl-6-(pyridin-3-yl)pyrimidin-2-ylamino)phenyl)-4-((4-methylpiperazin-1-yl)methyl)benzamide C30H33N7O
Exemestane impurity B -F Exemestane impurity B -F 184972-09-6 C20H26O3
Fesoterodine Impurity 8 Fesoterodine Impurity 8 1380491-71-3 C48H66N2O4
QBWNUEJPRUVNTD-FOIQADDNSA-N QBWNUEJPRUVNTD-FOIQADDNSA-N 1346602-17-2 C22H17N3O5
JZWUWLJCMMPASK-YTSMVRMISA-N JZWUWLJCMMPASK-YTSMVRMISA-N 147103-95-5 C24H24N4O7S
KXEITTOLAUJQPU-UHFFFAOYSA-N KXEITTOLAUJQPU-UHFFFAOYSA-N 1797832-43-9 C20H21N7O2S
GPZGXSFHPLUMHE-KEUNHQLVSA-N GPZGXSFHPLUMHE-KEUNHQLVSA-N 157054-84-7 C52H81NO13
IRLGOHSHDYCIAB-ZMVBZRCWSA-N IRLGOHSHDYCIAB-ZMVBZRCWSA-N 1076198-14-5 C19H23F3N2O5
AOEGVETYSHPGBP-XYIDDFOTSA-N AOEGVETYSHPGBP-XYIDDFOTSA-N 1887057-05-7 C41H55NO14
12-Deoxy Roxithromycin 12-Deoxy Roxithromycin 425365-65-7 C41H76N2O14
1-(1-oxidopyridin-1-ium-2-yl)-1-phenylethanol 1-(1-oxidopyridin-1-ium-2-yl)-1-phenylethanol 100393-43-9 C13H13NO2
(R)-(R)-1-methylpyrrolidin-3-yl 2-cyclopentyl-2-hydroxy-2-phenylacetate(WXC03446) (R)-(R)-1-methylpyrrolidin-3-yl 2-cyclopentyl-2-hydroxy-2-phenylacetate(WXC03446) 616866-21-8 C18H25NO3
6'-methyl-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-5-amine 6'-methyl-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-5-amine C18H17N3O2S
Diquafosol Impurity 4 Diquafosol Impurity 4
Tofacitinib Impurity X Tofacitinib Impurity X
3-pentylideneisobenzofuran-1(3H)-one 3-pentylideneisobenzofuran-1(3H)-one 90965-68-7 C13H14O2
Labetalol EP impurity E Labetalol EP impurity E
1-Propanol, 3-(2-methoxy-5-nitrophenoxy)- 1-Propanol, 3-(2-methoxy-5-nitrophenoxy)- 1156068-41-5 C10H13NO5
1616710-52-1 1616710-52-1 1616710-52-1 C27H34N2O6
6-HYDROXY ONDANSETRON 6-HYDROXY ONDANSETRON 110708-17-3 C18H19N3O2
8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one 8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one 31251-41-9 C14H10ClNO
(R)-Ornidazole (R)-Ornidazole 166734-80-1 C7H10ClN3O3
Bendamustine Related Impurity 22 Bendamustine Related Impurity 22
Bendamustine Related Impurity 9 Bendamustine Related Impurity 9
Edoxaban Impurity 40 Edoxaban Impurity 40 2081883-52-3 C14H27N3O3
Everolimus Impurity 2 Everolimus Impurity 2
Levosimendan Impurity 2 (Mixture ofZandEIsomers) Levosimendan Impurity 2 (Mixture ofZandEIsomers)
Solifenacin Related Compound 29 Solifenacin Related Compound 29 861998-77-8 C23H26N2O3
Ticagrelor Impurity 31 Ticagrelor Impurity 31
Ticagrelor Related Compound 46 Ticagrelor Related Compound 46 2205903-73-5 C28H42ClN9O8S2
Ticagrelor Related Compound 71 Ticagrelor Related Compound 71 1548397-10-9 C7H8ClN3O3S
Ticagrelor Related Compound 76 Ticagrelor Related Compound 76
Vonoprazan Impurity 25 Vonoprazan Impurity 25
Blonanserin Impurity M Blonanserin Impurity M
Brexpiprazole Impurity H Brexpiprazole Impurity H
Canagliflozin Isomer Impurity 1 Canagliflozin Isomer Impurity 1
Celecoxib Impurity 19 Celecoxib Impurity 19 C17H14F3N3O2S
Febuxostat Impurity 81 Febuxostat Impurity 81
Gefitinib Impurity Q Gefitinib Impurity Q
Irinotecan Impurity 20 HCl Irinotecan Impurity 20 HCl 870527-52-9 C20H20N2O4
LCZ696(valsartan + sacubitril) impurity 32 LCZ696(valsartan + sacubitril) impurity 32
Lenvatinib Impurity 25 Lenvatinib Impurity 25
Leosimendan azide Impurity Leosimendan azide Impurity
Regorafenib Impurity 23 Regorafenib Impurity 23 3083426-63-2
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