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 58 Posaconazole Impurity 58
Pregabalin Impurity 4 Pregabalin Impurity 4 1955498-14-2 C10H22ClNO2
Rabeprazole Impurity 17 Rabeprazole Impurity 17
SofosBuvir Impurity 14 SofosBuvir Impurity 14
sofosBuvir Impurity 34 sofosBuvir Impurity 34
SofosBuvir Impurity 50 SofosBuvir Impurity 50
SofosBuvir Impurity 56 SofosBuvir Impurity 56
Tofacitinib impurity T Tofacitinib impurity T 1092578-43-2 C16H20N6O
Valsartan Impurity 39 Valsartan Impurity 39 C24H29N5O3
Donepezil  Impurity Donepezil Impurity 844694-84-4 C24H31NO2
imp.E imp.E 950781-89-2 C13H12F3N3O3
Lidocaine EP Impurity Lidocaine EP Impurity 31785-64-5 C12H18N2O.ClH
Prucalopride Impurity 1 Prucalopride Impurity 1 1900715-96-9 C18H24ClN3O3
3-(5-CHLOROPYRID-2-YL)CARBAMOYLPYRAZINE-2-CARBOXYLIC ACID(WXG01564) 3-(5-CHLOROPYRID-2-YL)CARBAMOYLPYRAZINE-2-CARBOXYLIC ACID(WXG01564) 43200-83-5 C11H7ClN4O3
Ampicillin Impurity Q Ampicillin Impurity Q
Cefdinir Impurity  PQ(CP) Cefdinir Impurity PQ(CP)
Cefdinir Impurity IJKL Cefdinir Impurity IJKL
Ceftazidime Impurity A (EP) Ceftazidime Impurity A (EP)
Oxacillin Sodium Impurity E(EP) Oxacillin Sodium Impurity E(EP)
Spectinomycin Impurity B Spectinomycin Impurity B
8-(benzo[b]thiophen-4-yl)-5,8-diazaspiro[4.5]decan-5-ium chloride 8-(benzo[b]thiophen-4-yl)-5,8-diazaspiro[4.5]decan-5-ium chloride 2143944-64-1 C16H21N2S+
Ticagrelor Related Compound 14 Ticagrelor Related Compound 14 2056269-94-2 C23H28F2N6O4S
Cefoxitin impurity E Cefoxitin impurity E 2395025-32-6 C17H19N3O8S2
N-((4-(3-methyl-5-phenylisoxazol-4-yl)phenyl)sulfonyl)propionamide N-((4-(3-methyl-5-phenylisoxazol-4-yl)phenyl)sulfonyl)propionamide 477594-28-8 C19H18N2O4S
Moxifloxacin EP Impurity D HCl Moxifloxacin EP Impurity D HCl
Moxifloxacin Impurity 30 Moxifloxacin Impurity 30 1395056-42-4 C21H24FN3O7
Tenofovir Impurity 37 Tenofovir Impurity 37 161760-03-8 C10H15O6PS
Pramipexole Impurity 30 Pramipexole Impurity 30 1802051-36-0 C13H24ClN3S
NZWJKTHFNLHUJO-NWZSJJIMSA-N NZWJKTHFNLHUJO-NWZSJJIMSA-N 1422954-12-8 C22H26FN3O5S
LAT-NET LAT-NET 607351-44-0 C25H39NO4
N,N-(ethane-1,2-diyl)bis(4-methyl-N-(3-((4-methylphenyl)sulfonamido)propyl)benzenesulfonamide) N,N-(ethane-1,2-diyl)bis(4-methyl-N-(3-((4-methylphenyl)sulfonamido)propyl)benzenesulfonamide) 74676-47-4 C36H46N4O8S4
L-GLUCONO-1,5-LACTONE L-GLUCONO-1,5-LACTONE 52153-09-0 C6H10O6
Fenofibric Acid 1-Carboxyl-1-methylethyl Ester Fenofibric Acid 1-Carboxyl-1-methylethyl Ester 1797121-54-0 C21H21ClO6
2-Chlor-4'-fluorbenzophenon 2-Chlor-4'-fluorbenzophenon 1806-23-1 C13H8ClFO
Ambrisentan Impurity E Ambrisentan Impurity E 1312092-82-2 C21H18N2O3
1-(((2R,4R)-4-((Benzyloxy)methyl)-2-(2,4-difluorophenyl)tetrahydrofuran-2-yl)methyl)-1H-1,2,4-triazole 1-(((2R,4R)-4-((Benzyloxy)methyl)-2-(2,4-difluorophenyl)tetrahydrofuran-2-yl)methyl)-1H-1,2,4-triazole 165115-83-3 C21H21F2N3O2
1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-[(4aR,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic Acid 1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-[(4aR,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic Acid 855661-71-1 C21H24FN3O4
Iopamidol Impurity K Iopamidol Impurity K 1788899-70-6 C17H23I2N3O8
N-(2-(diethylamino)ethyl)-2-hydroxyquinoline-4-carboxamide N-(2-(diethylamino)ethyl)-2-hydroxyquinoline-4-carboxamide 87864-08-2 C16H21N3O2
5-(2-Fluorophenyl)-1-(3-pyridinylsulfonyl)-1H-pyrrole-3-carboxylic acid 5-(2-Fluorophenyl)-1-(3-pyridinylsulfonyl)-1H-pyrrole-3-carboxylic acid 1883595-37-6 C16H11FN2O4S
Ritonavir EP Impurity B Ritonavir EP Impurity B 765875-58-9 C28H36N4O4S
3-OXO-3-(2,4,5-TRIFLUORO-3-METHOXY-PHENYL)-PROPIONIC ACID ETHYL ESTER 3-OXO-3-(2,4,5-TRIFLUORO-3-METHOXY-PHENYL)-PROPIONIC ACID ETHYL ESTER 112811-68-4 C12H11F3O4
2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-N5,N5- dimethylpyrimidine-4,5,6-triamine 2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-N5,N5- dimethylpyrimidine-4,5,6-triamine 1169770-52-8 C19H19FN8
3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one 3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one 153139-56-1 C16H20N2O
6-amino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)-
7,9-dihydro-8H-purin-8-one 6-amino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)- 7,9-dihydro-8H-purin-8-one 1361569-10-9 C18H13FN8O
Baricitinib Impurity 5 Baricitinib Impurity 5
Bendamustine Impurity 28 Bendamustine Impurity 28
Bortezomib Impurity 20 Bortezomib Impurity 20
Canagliflozin Impurity 27 Canagliflozin Impurity 27 2265214-89-7 C18H14BrFS
Edoxaban Impurity 23 (1S,2S,4R) Edoxaban Impurity 23 (1S,2S,4R)
Edoxaban Impurity 38 Edoxaban Impurity 38 2081883-53-4 C14H27N3O3
Ezetimibe Impurity 33 Ezetimibe Impurity 33 1829558-53-3 C13H10FNO
Imatinib Impurity 14 Imatinib Impurity 14
Levofloxacin Impurity 20 Levofloxacin Impurity 20 C18H20FN3O4
Pantoprazole Impurity 12 Pantoprazole Impurity 12
Solifenacin Related Compound 7 Solifenacin Related Compound 7
Vonoprazan Impurity 12 Vonoprazan Impurity 12
Brexpiprazole Impurity K Brexpiprazole Impurity K
Cefaclor Impurity 3 Cefaclor Impurity 3
Milrinone Impurity 7 Milrinone Impurity 7 2250242-59-0 C14H13N3O
Silodosin Impurity 1 Silodosin Impurity 1
Sulpiride Impurity 1 Sulpiride Impurity 1
Tenofovir Impurity 54 Tenofovir Impurity 54
Cefathiamidine Impurity 10 Cefathiamidine Impurity 10
Nebivolol Impurity 3 Nebivolol Impurity 3 1029684-20-5 C18H20FNO2
Pemetrexed Pemetrexed 155405-79-1 C12H13BrO3
ethyl 2-(4-butoxy-3-cyanophenyl)-4-methylthiazole-5-
carboxylate ethyl 2-(4-butoxy-3-cyanophenyl)-4-methylthiazole-5- carboxylate 2230270-05-8 C18H20N2O3S
Cefminox Sodium Impurity 6 Cefminox Sodium Impurity 6
Flurbiprofen Impurity 7 Flurbiprofen Impurity 7
Imidafenacin Impurity 8 Imidafenacin Impurity 8 503598-05-8 C20H21N3O3
Pregabalin Impurity E Pregabalin Impurity E 1239692-16-0 C11H24ClNO2
Rosuvastatin Impurity 86 Rosuvastatin Impurity 86
Cefathiamidine Impurity 8 Cefathiamidine Impurity 8
Urapidil impurity 7 Urapidil impurity 7 108997-11-1 C24H34N4O2
methyl 3-[[4-chloro-2-(phenylamino)phenyl]methylamino]-3-oxopropanoate. methyl 3-[[4-chloro-2-(phenylamino)phenyl]methylamino]-3-oxopropanoate. 2089061-92-5 C17H17ClN2O3
Pregabalin Impurity 15 Pregabalin Impurity 15
Pregabalin Impurity 32 Pregabalin Impurity 32
4-Hydroxyphthalic Acid 4-Hydroxyphthalic Acid 501666-22-4 C14H25NO6
Roxithromycin Impurity K Roxithromycin Impurity K
Bepotastine N-Oxide Impurity Bepotastine N-Oxide Impurity
Nintedanib Impurity 25 Nintedanib Impurity 25
(RS)-3-tert-butyl 4-ethyl thiazolidine-3,4-dicarboxylate (RS)-3-tert-butyl 4-ethyl thiazolidine-3,4-dicarboxylate C11H19NO4S
Nicorandil Impurity 7 Nicorandil Impurity 7
Ritonavir EP Impurity T Ritonavir EP Impurity T 869368-48-9 C46H66N8O5S2
4-Methoxy-a-methyl-L-phenylalanine 4-Methoxy-a-methyl-L-phenylalanine 65555-88-6 C11H15NO3
Cyanocobalamin Cyanocobalamin 38218-55-2 C63H87CoN13O15P
Empagliflozin Impurity 44 Empagliflozin Impurity 44
1,4,8,11- tetra(trifluoroacetyl)-1,4,8,11-tetraazacyclotetradecane 1,4,8,11- tetra(trifluoroacetyl)-1,4,8,11-tetraazacyclotetradecane 201610-16-4 C18H20F12N4O4
Zopiclone Impurity 11 Zopiclone Impurity 11
(3R,5S)-5-((R)-8-fluoro-4-isopropyl-2-(N-methylmethylsulfonam ido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-3,5-dihydroxypentanoate calcium(II) (3R,5S)-5-((R)-8-fluoro-4-isopropyl-2-(N-methylmethylsulfonam ido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-3,5-dihydroxypentanoate calcium(II) 854898-49-0 C44H54CaF2N6O12S2
Doxorubicin EP Impurity C HBr Doxorubicin EP Impurity C HBr 60873-68-9 C27H29Br2NO10
Ceftazidime Impurity K Ceftazidime Impurity K
Furosemide Impurity 3 Furosemide Impurity 3 C12H11ClN2O5S
Nicorandil Impurity 13 Nicorandil Impurity 13 19416-51-4 C9H11NO3
Rosuvastatin Impurity 51 Rosuvastatin Impurity 51
Silodosin Impurity 3 Silodosin Impurity 3 1402161-34-5 C29H31N3O2
Tenofovir Impurity 61 Tenofovir Impurity 61
Ticagrelor Impurity 70 Ticagrelor Impurity 70 1824025-11-7
Topiroxostat Impurity 21 Topiroxostat Impurity 21 2044704-74-5 C13H7N5O
Mirabegron Impurity 17 Mirabegron Impurity 17 1684452-84-3 C31H32N8O4S3
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