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
Dasatinib DiMeric IMpurity Dasatinib DiMeric IMpurity 910297-61-9 C36H34Cl2N12O2S2
Decarboxy Fexofenadine Decarboxy Fexofenadine 185066-37-9 C31H39NO2
Methotrexate α-Methyl Ester Methotrexate α-Methyl Ester 66147-29-3 C21H24N8O5
17- Phenyl Trinor Prostaglandin F2α Methyl Amide 17- Phenyl Trinor Prostaglandin F2α Methyl Amide 155206-01-2 C24H35NO4
Bendamustine Deschloro Dimer Impurity Bendamustine Deschloro Dimer Impurity 1391052-61-1 C32H44N6O7
Benzenepropanoic acid, β-aMino-α-hydroxy-, Methyl ester, (αR,βR)- Benzenepropanoic acid, β-aMino-α-hydroxy-, Methyl ester, (αR,βR)- 157722-44-6 C10H13NO3
Benzenebutanoicacid,b-aMino-2,4,5-trifluoro-,Methylester,(bR)- Benzenebutanoicacid,b-aMino-2,4,5-trifluoro-,Methylester,(bR)- 881995-69-3 C11H12F3NO2
Bisoprolol IMpurity Bisoprolol IMpurity 2226263-67-6 C18H31NO4
Decitabine iMpurity 5 Decitabine iMpurity 5
Erlotinib iMpurity 3 Erlotinib iMpurity 3 328528-74-1 C20H22BrN3O4
LevetiracetaM IMpurity 3 LevetiracetaM IMpurity 3 1543353-92-9 C8H15NO4
(3R,4R,5R)-4-(1-Ethylpropoxy)-3-hydroxy-5-[(Methylsulfonyl)oxy]-1-cyclohexene-1-carboxylic Acid Ethyl Ester (3R,4R,5R)-4-(1-Ethylpropoxy)-3-hydroxy-5-[(Methylsulfonyl)oxy]-1-cyclohexene-1-carboxylic Acid Ethyl Ester 204254-94-4 C15H26O7S
9,11-Anhydrobudesonide 9,11-Anhydrobudesonide 313474-58-7 C25H32O5
iperazineacetic acid, 4-[(4- chlorophenyl)phenylMethyl]- iperazineacetic acid, 4-[(4- chlorophenyl)phenylMethyl]- 113740-61-7 C19H21ClN2O2
EveroliMus-d4 EveroliMus-d4 1338452-54-2 C53H79D4NO14
(2R,3R,4R,5R)-5-(4-benzaMido-2-oxopyriMidin-1(2H)-yl)-2-((benzoyloxy)Methyl)-4-chloro-4-Methyltetrahydrofuran-3-yl benzoate (2R,3R,4R,5R)-5-(4-benzaMido-2-oxopyriMidin-1(2H)-yl)-2-((benzoyloxy)Methyl)-4-chloro-4-Methyltetrahydrofuran-3-yl benzoate 1496551-70-2 C31H26ClN3O7
1-((2R,3S,4R,5R)-3,4-dihydroxy-5-(hydroxyMethyl)-3-Methyltetrahydrofuran-2-yl)pyriMidine-2,4(1H,3H)-dione 1-((2R,3S,4R,5R)-3,4-dihydroxy-5-(hydroxyMethyl)-3-Methyltetrahydrofuran-2-yl)pyriMidine-2,4(1H,3H)-dione 114262-49-6 C10H14N2O6
4-(4-(3-(4-chloro-3-(trifluoroMethyl)phenyl)ureido)-3-fluorophenoxy)-2-(MethylcarbaMoyl)pyridine 1-oxide 4-(4-(3-(4-chloro-3-(trifluoroMethyl)phenyl)ureido)-3-fluorophenoxy)-2-(MethylcarbaMoyl)pyridine 1-oxide 835621-11-9 C21H15ClF4N4O4
D-threo-Pentitol, 2,5-anhydro-1,3,4-trideoxy-2-C-(2,4-difluorophenyl)-4-[[4-[4-[4-[1-(1-ethylpropyl)-1,5-dihydro-5-oxo-4H-1,2,4-triazol-4-yl]phenyl]-1-piperazinyl]phenoxy]Methyl]-1-(1H-1,2,4-triazol-1-yl)- D-threo-Pentitol, 2,5-anhydro-1,3,4-trideoxy-2-C-(2,4-difluorophenyl)-4-[[4-[4-[4-[1-(1-ethylpropyl)-1,5-dihydro-5-oxo-4H-1,2,4-triazol-4-yl]phenyl]-1-piperazinyl]phenoxy]Methyl]-1-(1H-1,2,4-triazol-1-yl)- 161532-65-6 C37H42F2N8O3
1-[1-(4-Chlorophenyl)cyclobutyl]-3-methylbutan-1-one 1-[1-(4-Chlorophenyl)cyclobutyl]-3-methylbutan-1-one 186521-85-7 C15H19ClO
NSC 351869 NSC 351869 31350-27-3 C14H14N2O4
4-Amino-N-[(1-ethyl-2-pyrrolidinyl)methyl]-5-iodo-2-methoxybenzamide 4-Amino-N-[(1-ethyl-2-pyrrolidinyl)methyl]-5-iodo-2-methoxybenzamide 176849-91-5 C15H22IN3O2
N,N'-Vis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride N,N'-Vis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride 63434-11-7 C25H39ClN2O4
(3R,4S,5S,6R)-2-[4-chloro-3-[[4-[(3S)-oxolan-3-yl]oxyphenyl]methyl]phenyl]-6-(hydroxymethyl)-2-methoxyoxane-3,4,5-triol (3R,4S,5S,6R)-2-[4-chloro-3-[[4-[(3S)-oxolan-3-yl]oxyphenyl]methyl]phenyl]-6-(hydroxymethyl)-2-methoxyoxane-3,4,5-triol 915095-96-4 C24H29ClO8
Doxorubicin Imp B HBr salt Doxorubicin Imp B HBr salt 148218-14-8 C29H35Br2NO11
(R)-2-(Boc-aMino)-2-phenylethyl 4-Methylbenzenesulfonate (R)-2-(Boc-aMino)-2-phenylethyl 4-Methylbenzenesulfonate 126610-77-3 C20H25NO5S
(2R,3R,4R,5S)-5-(4-chloro-3-(4-((S)-tetrahydrofuran-3-yloxy)benzyl)phenyl)-2-(2-hydroxyethyl)tetrahydrofuran-2,3,4-triol (2R,3R,4R,5S)-5-(4-chloro-3-(4-((S)-tetrahydrofuran-3-yloxy)benzyl)phenyl)-2-(2-hydroxyethyl)tetrahydrofuran-2,3,4-triol C23H27ClO7
Pyrido[2,3-d]pyriMidin-7(8H)-one, 8-cyclopentyl-5-Methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]aMino]-, hydrochloride (1:) Pyrido[2,3-d]pyriMidin-7(8H)-one, 8-cyclopentyl-5-Methyl-2-[[5-(1-piperazinyl)-2-pyridinyl]aMino]-, hydrochloride (1:) 571189-66-7 C22H28ClN7O
Olaparib iMpurity Olaparib iMpurity
(2S,3R,4R)-2-(4-chloro-3-(4-ethoxybenzyl)phenyl)-5-((S)-1,2-dihydroxyethyl)tetrahydrofuran-3,4-diol (2S,3R,4R)-2-(4-chloro-3-(4-ethoxybenzyl)phenyl)-5-((S)-1,2-dihydroxyethyl)tetrahydrofuran-3,4-diol C21H25ClO6
(R)-Methyl 3-aMino-4-(2,4,5-trifluorophenyl) butanoate .(R)-2-hydroxy-2-phenylacetate (R)-Methyl 3-aMino-4-(2,4,5-trifluorophenyl) butanoate .(R)-2-hydroxy-2-phenylacetate 1253055-94-5 C19H20F3NO5
Olaparib iMpurity A Olaparib iMpurity A
(1S,2S,3R,5S)-3-(7-chloro-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyriMidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol (1S,2S,3R,5S)-3-(7-chloro-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyriMidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol C14H20ClN5O4S
Posaconazole iMpurity 5 Posaconazole iMpurity 5
Topiroxostat Impurity 5 Topiroxostat Impurity 5 1199273-82-9 C14H7N7
N-Ethoxycarbonyl Ciprofloxacin N-Ethoxycarbonyl Ciprofloxacin 93594-29-7 C20H22FN3O5
Norepinephrine Tartrate Impurity G Norepinephrine Tartrate Impurity G 13062-58-3 C22H21NO3
Vortioxetine Impurity 1 Vortioxetine Impurity 1 1293489-71-0 C17H20N2S
4-bromo-2-nitropyridine 4-bromo-2-nitropyridine 909712-10-3 C5H3BrN2O2
1,3-Bis(1H-1,2,4-triazol-1-yl)-2-propanone 1,3-Bis(1H-1,2,4-triazol-1-yl)-2-propanone 98414-56-3 C7H8N6O
2-[[(3aR,4S,6R,6aS)-6-(7-azanyl-5-propylsulfanyl-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-2,2-dimethyl-4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-yl]oxy]ethanol 2-[[(3aR,4S,6R,6aS)-6-(7-azanyl-5-propylsulfanyl-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-2,2-dimethyl-4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-yl]oxy]ethanol 1354945-69-9 C17H26N6O4S
Vonoprazan Impurity E Vonoprazan Impurity E
Disalicylimide Disalicylimide 1972-71-0 C14H11NO4
Atomoxetine impurity D Atomoxetine impurity D 1643684-02-9 C17H21NO
Diltiazem impurity Diltiazem impurity 115992-91-1 C17H18N2O3S
Raloxifene EP IMpurity Raloxifene EP IMpurity 1700655-64-6 C13H15ClN2O2S
Parecoxib Impurity M Parecoxib Impurity M
Cycloocta[b]pyridine, 2-(4-ethyl-1-piperazinyl)-4-[4-(4-ethyl-1-piperazinyl)phenyl]-5,6,7,8,9,10-hexahydro- Cycloocta[b]pyridine, 2-(4-ethyl-1-piperazinyl)-4-[4-(4-ethyl-1-piperazinyl)phenyl]-5,6,7,8,9,10-hexahydro- 1648791-23-4 C29H43N5
Linagliptin Impurity O Linagliptin Impurity O
Linagliptin Impurity T Linagliptin Impurity T
(R)-2-((6-(3-aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzamide (R)-2-((6-(3-aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzamide C18H22FN5O3
Etoricoxib Impurity 16 Etoricoxib Impurity 16
Ibrutinib Impurity 2 Ibrutinib Impurity 2
Mirabegron Impurity 14 Mirabegron Impurity 14
Vonoprazan Impurity 1 Vonoprazan Impurity 1 881732-90-7 C17H17N3O2S
Atenolol EP Impurity Atenolol EP Impurity C14H22N2O3
Cinacalcet Impurity 20 Cinacalcet Impurity 20
Dapagliflozin Impurity 11 Dapagliflozin Impurity 11
Dasatinib Impurity C Dasatinib Impurity C
Etoricoxib impurity Q Etoricoxib impurity Q 292067-97-1 C18H15ClN2S
Flucloxacillin Impurity Flucloxacillin Impurity
Fluorometholone Impurity Fluorometholone Impurity 2796-99-8 C23H31FO7S
Verapamil Impurity Verapamil Impurity 1551304-28-9 C12H19NO2
Clopidogrel impurity reference substance Clopidogrel impurity reference substance C15H14ClNO2S
Vildagliptin Impurity Vildagliptin Impurity
Dihydroxyoxaliplatin(Oxaliplatin Impurity Ⅲ) Dihydroxyoxaliplatin(Oxaliplatin Impurity Ⅲ)
cefditoren E-isomer(C=C) cefditoren E-isomer(C=C)
Mixture of Lamivudine Impurity Ⅳ and Impurity Ⅴ Mixture of Lamivudine Impurity Ⅳ and Impurity Ⅴ
2-Ethoxybenzimidohydrazide 2-Ethoxybenzimidohydrazide 889943-46-8 C9H13N3O
(E)-2-(6-(methoxycarbonyl)-2-oxoindolin-3-ylidene)-2-phenylacetic acid (E)-2-(6-(methoxycarbonyl)-2-oxoindolin-3-ylidene)-2-phenylacetic acid C18H13NO5
8-Epi-cyanocobalamin 8-Epi-cyanocobalamin 41325-63-7 C63H88CoN14O14P
Lamivudine Impurity 2 Lamivudine Impurity 2 200396-21-0 C18H27N3O4S
Lamivudine Impurity 1 Lamivudine Impurity 1 1235712-40-9 C8H11N3O4S
Moxifloxacin Related Impurity 3 Moxifloxacin Related Impurity 3
Bisoprolol EP Impurity Q Bisoprolol EP Impurity Q 1346604-00-9 C16H27NO4
Levofloxacin N-Oxide Levofloxacin N-Oxide 117678-37-2 C18H20FN3O5
Oseltamivir EP Impurity A Oseltamivir EP Impurity A 1391047-93-0 C14H24N2O4
Quetiapine EP Impurity N Quetiapine EP Impurity N 1800291-86-4 C29H41N5O3S
Ceftazidime Impurity Ceftazidime Impurity
Chlorhexidine Digluconate Impurity N Chlorhexidine Digluconate Impurity N 152504-10-4 C15H25ClN8
S-Azetidin-3-yl ethanethioate HCl S-Azetidin-3-yl ethanethioate HCl 886615-18-5 C5H9NOS
Olaparib Impurity C Olaparib Impurity C
Olaparib Impurity F Olaparib Impurity F
Dapoxetine Impurity 4 Dapoxetine Impurity 4
Glycopyrrolate impurity 3 Glycopyrrolate impurity 3
Lamotrigine impurity B Lamotrigine impurity B
Ramosetron Impurity 3 Ramosetron Impurity 3
Loratadine Impurity 1 Loratadine Impurity 1 C22H23ClN2O2
Metoprolol IMpurity 6 Metoprolol IMpurity 6 C15H25NO3
Pitavastatin Impurity 5 Pitavastatin Impurity 5
Prasugrel Impurity C Prasugrel Impurity C
Trifluridine Impurity 2 Trifluridine Impurity 2
Cefazolin Impurity 4 Cefazolin Impurity 4
Vonoprazan Impurity 3 Vonoprazan Impurity 3
Cinacalcene Impurity I Cinacalcene Impurity I
Valsartan Impurity 2 Valsartan Impurity 2 C24H29N5O3
Istradefylline Impurity 2 Istradefylline Impurity 2
Etoricoxib Impurity 3 Etoricoxib Impurity 3
Topiroxostat Imp.C Topiroxostat Imp.C
(3R,4S)-1-(4-chlorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one (3R,4S)-1-(4-chlorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one 1700622-08-7 C24H21ClFNO3
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