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
Tafluprost Impurity 20 Tafluprost Impurity 20
Rosuvastatin Impurity 149 Rosuvastatin Impurity 149
2-CHLOROMETHYL-5-TRIFLUOROMETHYL-[1,3,4]OXADIAZOLE 2-CHLOROMETHYL-5-TRIFLUOROMETHYL-[1,3,4]OXADIAZOLE 723286-98-4 C4H2ClF3N2O
Rifampicin Quinone Oxide Rifampicin Quinone Oxide
1-(2-(4-(((2-(4-(([1,1'-biphenyl]-2-ylcarbamoyl)oxy)piperidin-1-yl)ethyl)(methyl)amino)methyl)-N-methylbenzamido)ethyl)piperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate 1-(2-(4-(((2-(4-(([1,1'-biphenyl]-2-ylcarbamoyl)oxy)piperidin-1-yl)ethyl)(methyl)amino)methyl)-N-methylbenzamido)ethyl)piperidin-4-yl [1,1'-biphenyl]-2-ylcarbamate
1-Phenyl-3,4-dihydroisoquinoline 1-Phenyl-3,4-dihydroisoquinoline 52250-50-7 C15H13N
Pyrazinecarboxamide, 3,6-difluoro- (9CI) Pyrazinecarboxamide, 3,6-difluoro- (9CI) 356783-29-4 C5H3F2N3O
Benzamide, 3-hydrazino- (9CI) Benzamide, 3-hydrazino- (9CI) 473927-51-4 C7H9N3O
4-[5-({2-[(4-{5-[Bis(2-chloroethyl)amino]-1-methyl-1H-benzimidazol-2-yl}butanoyl)oxy]ethyl}(2-chloroethyl)amino)-1-methyl-1H benzimidazol-2-yl]butanoic acid 4-[5-({2-[(4-{5-[Bis(2-chloroethyl)amino]-1-methyl-1H-benzimidazol-2-yl}butanoyl)oxy]ethyl}(2-chloroethyl)amino)-1-methyl-1H benzimidazol-2-yl]butanoic acid 1926162-37-9 C32H42Cl4N6O4
Isavuconazole Impurity 39 Isavuconazole Impurity 39 207224-73-5 C21H18F2N4OS
Isavuconazole Impurityi45 Isavuconazole Impurityi45
Gatifloxacinacid Gatifloxacinacid 121577-32-0 C19H22FN3O4.ClH
Bisoprolol Impurity 41 Bisoprolol Impurity 41
1,4-Naphthalenedione, 2-(3-hydroxy-3,7,11,15-tetramethyl-1,6,10,14-hexadecatetraenyl)-3-methyl-, (,E,E)- (9CI) 1,4-Naphthalenedione, 2-(3-hydroxy-3,7,11,15-tetramethyl-1,6,10,14-hexadecatetraenyl)-3-methyl-, (,E,E)- (9CI) 65061-22-5 C31H40O3
Piperacilin Piperacilin
	Varenicline Impurity D Varenicline Impurity D
2-Propanone, 1-(2-hydroxypropoxy)- (9CI) 2-Propanone, 1-(2-hydroxypropoxy)- (9CI) 90817-38-2 C6H12O3
Nirmatrelvir Impurity 4 Nirmatrelvir Impurity 4
Nifedipine Impurity L Nifedipine Impurity L
2-Pyrrolidinone, 3,4-dihydroxy-5-(hydroxymethyl)-, (3R,4R,5R)- (9CI) 2-Pyrrolidinone, 3,4-dihydroxy-5-(hydroxymethyl)-, (3R,4R,5R)- (9CI) 155102-96-8 C5H9NO4
Bumetanide Impurity 24 Bumetanide Impurity 24
Rocuronium Bromide Impurity 37、38、39 Rocuronium Bromide Impurity 37、38、39
Ritonavir EP Impurity HIJ Ritonavir EP Impurity HIJ
Crisaborole Impurity 42 Crisaborole Impurity 42
Perospirone Impurity 26 Perospirone Impurity 26
Paxlovid Impurity 15 Paxlovid Impurity 15
3-(2-(cyclopent-2-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide 3-(2-(cyclopent-2-en-1-yl)-2-hydroxy-2-phenylacetoxy)-1,1-dimethylpyrrolidin-1-ium bromide
Canagliflozin Impurity 84 Canagliflozin Impurity 84
Fondaparinux sodium impurity 18 Fondaparinux sodium impurity 18
Fondaparinux sodium impurity 13 Fondaparinux sodium impurity 13
Lasmiditan Impurity 1 Lasmiditan Impurity 1
(5R,6R)-6-((R)-1-hydroxyethyl)-3-((R)-tetrahydrofuran-2-yl)-4-thia-1-azabicyclo[3.2.0]hept-2-en-7-one (5R,6R)-6-((R)-1-hydroxyethyl)-3-((R)-tetrahydrofuran-2-yl)-4-thia-1-azabicyclo[3.2.0]hept-2-en-7-one
Olodaterol Impurity 22 Olodaterol Impurity 22
Olodaterol Impurity 25 Olodaterol Impurity 25
32,43,50-Tricarboxy-cyanoco balamin 32,43,50-Tricarboxy-cyanoco balamin
(S)-Azelastine (S)-Azelastine 143228-85-7 C22H24ClN3O
	Relugolix Impurity 92 Relugolix Impurity 92
N-Desethyl Vardenafil N-Desethyl Vardenafil 448184-46-1 C21H28N6O4S
O-Desmethyl Gefitinib O-Desmethyl Gefitinib 847949-49-9 C21H22ClFN4O3
Pyrazole N-Demethyl Sildenafil Pyrazole N-Demethyl Sildenafil 139755-95-6 C21H28N6O4S
S-(-)-Tolterodine S-(-)-Tolterodine 124937-53-7 C22H31NO
Zolmitriptan N-Oxide Zolmitriptan N-Oxide 251451-30-6 C16H21N3O3
3-(hydroxymethyl)-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one 3-(hydroxymethyl)-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one
7-CHLORO-1,3DIHYDRO-5-FLUOROPHENYL-2-NITRO-METHYLENE-2H-1,4-BENZODIAZEPINE-4-OXIDE 7-CHLORO-1,3DIHYDRO-5-FLUOROPHENYL-2-NITRO-METHYLENE-2H-1,4-BENZODIAZEPINE-4-OXIDE 60656-76-0 C16H11ClFN3O3
17alpha-Hydroxytrenbolone 17alpha-Hydroxytrenbolone 80657-17-6 C18H22O2
3,4-dihydroxybutanoic acid 3,4-dihydroxybutanoic acid 1518-61-2 C4H8O4
Isocyclosporin A Isocyclosporin A 59865-16-6 C62H111N11O12
GINKGOLIC ACIDS GINKGOLIC ACIDS
R-DULOXETINE HYDROCHLORIDE R-DULOXETINE HYDROCHLORIDE 910138-96-4 C18H20ClNOS
(R)-Terazosin (R)-Terazosin 109351-34-0 C19H25N5O4
Methyl (1S,4R)-4-Amino-2-Cyclopentene-1-Carboxylate Methyl (1S,4R)-4-Amino-2-Cyclopentene-1-Carboxylate 138923-03-2 C7H11NO2
L-Alanine,propylester(9CI) L-Alanine,propylester(9CI) 58989-06-3 C6H13NO2
N-hydroxyphenetidine N-hydroxyphenetidine 38246-95-6
pefloxacin N-oxide pefloxacin N-oxide 85145-21-7 C17H20FN3O4
2,3-dimethyl-1,4-naphthoquinone 2,3-dimethyl-1,4-naphthoquinone 2197-57-1 C12H10O2
(1-ETHYL-3-PIPERIDINYL)METHYLAMINE (1-ETHYL-3-PIPERIDINYL)METHYLAMINE 102459-02-9 C8H18N2
8-HYDROXY MIRTAZAPINE 8-HYDROXY MIRTAZAPINE 102335-57-9 C17H19N3O
1-[2-Amino-1-(4-benzyloxyphenyl)-ethyl]-cyclohexanol 1-[2-Amino-1-(4-benzyloxyphenyl)-ethyl]-cyclohexanol 93413-61-7 C23H31NO2
N-Deshydroxyethyl Dasatinib N-Deshydroxyethyl Dasatinib 910297-51-7 C20H22ClN7OS
N-Desethyl Sunitinib N-Desethyl Sunitinib 356068-97-8 C20H23FN4O2
6-(4-{2-[5-(tert-Butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol 6-(4-{2-[5-(tert-Butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol 140710-90-3 C33H58O2Si
3-Hydroxy loratadine 3-Hydroxy loratadine 183483-15-0 C22H23ClN2O3
Dehydro Lacidipine Dehydro Lacidipine 130996-24-6 C26H31NO6
Granisetron Impurity F Granisetron Impurity F 1364914-39-5 C18H24N4O
Solifenacin N-Oxide Solifenacin N-Oxide 180272-28-0 C23H26N2O3
2-chloro-N-(4-ethoxyphenyl)-4-nitrobenzamide 2-chloro-N-(4-ethoxyphenyl)-4-nitrobenzamide 328258-90-8 C15H13ClN2O4
Parapropamol Parapropamol 1693-37-4 C9H11NO2
2-chloro-N-(3-chloro-2-methylphenyl)nicotinamide 2-chloro-N-(3-chloro-2-methylphenyl)nicotinamide 57841-61-9 C13H10Cl2N2O
(R)-3-Amino-3-phenylpropionic acid (R)-3-Amino-3-phenylpropionic acid 13921-90-9 C9H11NO2
4-(2-Ethoxy benzamido)-1-methyl-3-n-propyl pyrazole-5-carboxamide. 4-(2-Ethoxy benzamido)-1-methyl-3-n-propyl pyrazole-5-carboxamide. 139756-03-9 C17H22N4O3
N-Hydroxy Riluzole N-Hydroxy Riluzole 179070-90-7 C8H5F3N2O2S
2-piperazine-4-amino-6,7-dimethoxyquinazoline Hydrochloride 2-piperazine-4-amino-6,7-dimethoxyquinazoline Hydrochloride 70843-11-7 C14H20ClN5O2
1-(3-Aminopropyl)aziridine 1-(3-Aminopropyl)aziridine 1072-65-7 C5H12N2
3,5-Di(4-pyridinyl)-1H-1,2,4-triazol-1-amine 3,5-Di(4-pyridinyl)-1H-1,2,4-triazol-1-amine 4923-06-2 C12H10N6
(1α,2β,4β,5α)-9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7α-ol (1α,2β,4β,5α)-9-Methyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-7α-ol 498-46-4 C8H13NO2
Ambroxol EP Impurity B Ambroxol EP Impurity B 18683-95-9 C14H18Br2N2O
16-Hydroxyerythromycin 16-Hydroxyerythromycin 82230-93-1 C37H67NO14
4-[1-(4-Chlorophenyl)-1-phenylethoxy]-1-methylhexahydro-1H-azepine 4-[1-(4-Chlorophenyl)-1-phenylethoxy]-1-methylhexahydro-1H-azepine 61771-18-4 C21H26ClNO
Aztreonam Impurity 6 Aztreonam Impurity 6
Clarithromycin Impurity EP G Clarithromycin Impurity EP G 107216-09-1 C39H72N2O13
Dapagliflozin Impurity 32 Dapagliflozin Impurity 32
Doxofylline Impurity 7 Doxofylline Impurity 7 43135-57-5 C13H20N4O4
Erlotinib Impurity 55 Erlotinib Impurity 55
Etoposide Impurity 1 Etoposide Impurity 1
Etoposide Impurity 6 Etoposide Impurity 6
Olaparib Impurity 34 Olaparib Impurity 34
Oseltamivir Impurity 15 Oseltamivir Impurity 15 2254819-34-4 C22H36N2O4
Oseltamivir Impurity 27 Oseltamivir Impurity 27
Pitavastatin Impurity 20 Pitavastatin Impurity 20
Rocuronium Bromide Impurity 20 Rocuronium Bromide Impurity 20
Rocuronium Bromide Impurity 9 Rocuronium Bromide Impurity 9
Verapamil Impurity N Verapamil Impurity N 2086274-75-9 C33H47N3O4
Ergoline-8-carboxylic acid, 2-bromo-9,10-didehydro-6-methyl-, (8β)- Ergoline-8-carboxylic acid, 2-bromo-9,10-didehydro-6-methyl-, (8β)- 478-83-1 C16H15BrN2O2
Dextrorotation lansoprazole Impurity J Dextrorotation lansoprazole Impurity J
Dextrorotation lansoprazole-N-oxide Dextrorotation lansoprazole-N-oxide
lansoprazole Impurity 23 lansoprazole Impurity 23
lansoprazole Impurity 29 lansoprazole Impurity 29
Loratadine Impurity L Loratadine Impurity L C22H23ClN2O2
meta-dyhydroxy Sugammadex sodium Impurity 1 meta-dyhydroxy Sugammadex sodium Impurity 1
Olanzapine impurity R Olanzapine impurity R C17H20N4S
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