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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
Dapagliflozin Impurity 21 Dapagliflozin Impurity 21
Regorafenib impurity H Regorafenib impurity H 2141961-84-2 C15H14FN3O3
Cefditoren Pivoxil Dimer Cefditoren Pivoxil Dimer
UFFLDXFQXNYZLF-BHRSBNONSA-N UFFLDXFQXNYZLF-BHRSBNONSA-N 2084828-53-3 C52H61N7O8S2
6,6′-bis(hydroxymethyl)-2,2′-bipyridine 6,6′-bis(hydroxymethyl)-2,2′-bipyridine 74065-63-7 C12H12N2O2
Chitobiose 2HCl Chitobiose 2HCl 577-76-4 C12H24N2O9
Rocuronium bromide Impurity 32 Rocuronium bromide Impurity 32
Seco Rapamycin Seco Rapamycin 147438-27-5 C51H79NO13
Albendazole EP Impurity J Albendazole EP Impurity J 946498-41-5 C9H7Cl2N3O2
Lapatinib 4-Fluoro Impurity Lapatinib 4-Fluoro Impurity 1026818-86-9 C29H26ClFN4O4S
Arbidol Impurity 1 Arbidol Impurity 1 1130901-04-0 C21H23BrN2O3S
Difluprednate Impurity 11 Difluprednate Impurity 11 1270039-29-6 C21H24F2O4
Ozagrel impurity D Ozagrel impurity D
Pramipexole Impurity 13 HCl Pramipexole Impurity 13 HCl
Avibactam Impurity 46 Avibactam Impurity 46 1804915-68-1 C7H10N3NaO5S
Cilastatin Impurity F Cilastatin Impurity F
Teriflunomide Impurity 1 Teriflunomide Impurity 1 1385789-70-7 C12H12N2O2
Atorvastatin Calcium Hydrate impurity 33 Atorvastatin Calcium Hydrate impurity 33 2299304-89-3 C24H44N2O7
1-cyclopropyl-8-fluoro-6-methoxy-7-((4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 1-cyclopropyl-8-fluoro-6-methoxy-7-((4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 2252446-69-6 C21H25ClFN3O4
N-DEMETHYL ERYTHROMYCIN A N-DEMETHYL ERYTHROMYCIN A 992-62-1 C36H65NO13
Ritonavir EP Impurity B(HCl) Ritonavir EP Impurity B(HCl)
Butenafine Impurity 12 Butenafine Impurity 12 759458-92-9 C13H13NO
△3-Cefoperazone △3-Cefoperazone
Peramivir Impurity 31 Peramivir Impurity 31 2758048-80-3 C15H28N2O4
(R)-2-TERT-BUTYLOXYCARBONYLAMINO-PENTANE-1,5-DIOL (R)-2-TERT-BUTYLOXYCARBONYLAMINO-PENTANE-1,5-DIOL 397246-12-7 C10H21NO4
15(R)-15-METHYL PROSTAGLANDIN F2ALPHA 15(R)-15-METHYL PROSTAGLANDIN F2ALPHA 35864-81-4 C21H36O5
BROMOCLENBUTEROL BROMOCLENBUTEROL 37153-52-9 C12H18BrClN2O
2,7,10,12-Tetraazatridecanoic acid, 4-hydroxy-12-methyl-9-(1-methylethyl)-13-[2-(1-methylethyl)-4-thiazolyl]-8,11-dioxo-3,6-bis(phenylmethyl)-, 5-thiazolylmethyl ester, (3S,4R,6R,9S)- 2,7,10,12-Tetraazatridecanoic acid, 4-hydroxy-12-methyl-9-(1-methylethyl)-13-[2-(1-methylethyl)-4-thiazolyl]-8,11-dioxo-3,6-bis(phenylmethyl)-, 5-thiazolylmethyl ester, (3S,4R,6R,9S)- 1414933-82-6 C37H48N6O5S2
1,2,4-Oxadiazole-3-carboxamide, N-(3-chloro-2-hydroxypropyl)-5-methyl- 1,2,4-Oxadiazole-3-carboxamide, N-(3-chloro-2-hydroxypropyl)-5-methyl- 110578-70-6 C7H10ClN3O3
Pentoxifylline Impurity Pentoxifylline Impurity 1243654-85-4 C13H20N4O6
1H-1,2,3-Triazole-4-methanol, 1-[(2,6-difluorophenyl)methyl]- 1H-1,2,3-Triazole-4-methanol, 1-[(2,6-difluorophenyl)methyl]- 1364193-40-7 C10H9F2N3O
(E)-5-methoxy-1-[4-(trifluoromethyl)phenyl]pentan-1-one oxime (E)-5-methoxy-1-[4-(trifluoromethyl)phenyl]pentan-1-one oxime 88699-84-7 C13H16F3NO2
Flomoxef Impurity III Flomoxef Impurity III
Ampicillin Impurity Q(EP)(a trimer )Or Impurity M n=2 Ampicillin Impurity Q(EP)(a trimer )Or Impurity M n=2
Cyclopenta[5,6]naphtho[2,1-b]pyran-7-carboxylic acid, 2,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-4a,6a-dimethyl-2-oxo-, methyl ester, (4aR,4bS,6aS,7S,9aS,9bS)- Cyclopenta[5,6]naphtho[2,1-b]pyran-7-carboxylic acid, 2,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-4a,6a-dimethyl-2-oxo-, methyl ester, (4aR,4bS,6aS,7S,9aS,9bS)- 153222-81-2 C20H28O4
2-(4-(2-(4-(1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoic acid 2-(4-(2-(4-(1H-benzo[d]imidazol-2-yl)piperidin-1-yl)ethyl)phenyl)-2-methylpropanoic acid C24H29N3O2
Rapamycin, 32-O-demethyl- Rapamycin, 32-O-demethyl- 141392-23-6 C50H77NO13
11-monoketofusidic acid 11-monoketofusidic acid 16711-91-4 C31H46O6
(3R,5S,5'aR)-5-(3-Furyl)-3',4,5,5',5'aα,7',8',8'aα-octahydro-7'α-methylspiro[furan-3(2H),6'-[6H]naphtho[1,8-bc]furan]-2,2'(4'H)-dione (3R,5S,5'aR)-5-(3-Furyl)-3',4,5,5',5'aα,7',8',8'aα-octahydro-7'α-methylspiro[furan-3(2H),6'-[6H]naphtho[1,8-bc]furan]-2,2'(4'H)-dione 53625-15-3 C19H20O5
(+)-Bisabolangelone (+)-Bisabolangelone 30557-81-4 C15H20O3
Acotiamide Hydrochloride Acotiamide Hydrochloride 185104-11-4 C21H31ClN4O5S
(S)-N-(1-aMino-1-oxobutan-2-yl)-4-chlorobutanaMide (S)-N-(1-aMino-1-oxobutan-2-yl)-4-chlorobutanaMide 102767-31-7 C8H15ClN2O2
[3-[[[2-(DiaMinoMethyleneaMino)-4-thiazolyl]Methyl]thio]propionyl]sulfaMide Hydrochloride (FaMotidine IMpurity) [3-[[[2-(DiaMinoMethyleneaMino)-4-thiazolyl]Methyl]thio]propionyl]sulfaMide Hydrochloride (FaMotidine IMpurity) 76824-17-4 C8H15ClN6O3S3
Defluoro Aprepitant Defluoro Aprepitant 170729-76-7 C23H22F6N4O3
[3S-[2(R*),3α,8aβ]]-Hexahydro-3-Methyl-1,4-dioxo-α-(2-phenylethyl)pyrrolo[1,2-a]pyrazine-2(1H)-acetic Acid [3S-[2(R*),3α,8aβ]]-Hexahydro-3-Methyl-1,4-dioxo-α-(2-phenylethyl)pyrrolo[1,2-a]pyrazine-2(1H)-acetic Acid 115623-21-7 C18H22N2O4
N-(3,5-DiMethyltricyclo[3.3.1.13,7]dec-1-yl)glycine N-(3,5-DiMethyltricyclo[3.3.1.13,7]dec-1-yl)glycine 1340545-88-1 C14H23NO2
Tenuifoliside A Tenuifoliside A 139726-35-5 C31H38O17
Gefitinib iMpurity Gefitinib iMpurity 1608115-59-8 C22H23ClFN3O4
AMoxicillin IMpurity M AMoxicillin IMpurity M C16H19N3O5S
Apixaban IMpurity 3 Apixaban IMpurity 3 1801881-18-4 C25H25N5O4
TaMsulosin EP IMpurity A TaMsulosin EP IMpurity A 918867-88-6 C30H40N2O7S
Vildagliptin IMpurity 2 (Mixture of DiastereoMers) Vildagliptin IMpurity 2 (Mixture of DiastereoMers) 1036959-23-5 C24H33N5O3
5,5'-diMethoxycarbonyl-2,2'-bipyridine 5,5'-diMethoxycarbonyl-2,2'-bipyridine 1762-45-4 C14H12N2O4
ahu377  isomer 2 ahu377 isomer 2 761373-05-1 C24H29NO5
Forsythoside I Forsythoside I 1177581-50-8 C29H36O15
2-cyanoethyl 3-aminobut-2-enoate 2-cyanoethyl 3-aminobut-2-enoate 193539-61-6 C7H10N2O2
LCZ 696  Impurity B LCZ 696 Impurity B 766480-48-2 C24H29NO5
LCZ 696 Impurity C LCZ 696 Impurity C 149709-63-7 C24H29NO5
4,4'-Bis-Dimethylsilyl-Biphenyl 4,4'-Bis-Dimethylsilyl-Biphenyl 17937-85-8 C16H22Si2
Canagliflozin α Isomer Canagliflozin α Isomer 1589590-87-3 C24H25FO5S
2-(3-cyano-4-propoxyphenyl)-4-methylthiazole-5-carboxylic acid 2-(3-cyano-4-propoxyphenyl)-4-methylthiazole-5-carboxylic acid 1530308-87-2 C15H14N2O3S
4-bromo-1-chloro-2-(2-ethoxybenzyl)benzene 4-bromo-1-chloro-2-(2-ethoxybenzyl)benzene 1830346-16-1 C15H14BrClO
Clopidogrel EP Impurity B HCl Clopidogrel EP Impurity B HCl 1396607-35-4 C16H17Cl2NO2S
Saikosaponin B3 Saikosaponin B3 58316-42-0 C43H72O14
diethyl 2,6-dimethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate diethyl 2,6-dimethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate 21829-26-5 C19H22N2O6
ROC-325 ROC-325 1859141-26-6 C28H27ClN4OS
Argatroban Impurity 26 Argatroban Impurity 26 189264-02-6 C23H36N6O5S
LPC(15:0) LPC(15:0) 1357147-16-0 C23H48NO7P
Pitavastatin Impurity 2 Pitavastatin Impurity 2 1187966-93-3 C25H22FNO4
Apixaban Dehydro Impurity Apixaban Dehydro Impurity 1074549-89-5 C25H23N5O4
9-CIS-RETINOIC ACID 9-CIS-RETINOIC ACID 5300-03-8 C20H28O2
Ozagrel Impurity 7 Ozagrel Impurity 7 883903-91-1 C23H21N2NaO4
N-Des acetyl impurity N-Des acetyl impurity
1-Isopropyl-4-methylbicyclo-(3.1.0)hexan-3-on 1-Isopropyl-4-methylbicyclo-(3.1.0)hexan-3-on 546-80-5 C10H16O
Peramivir Impurity 6 Peramivir Impurity 6 2124296-37-1 C15H28N4O4
BRD0705 BRD0705 2056261-41-5 C20H23N3O
Rasagiline Impurity 2 Rasagiline Impurity 2 200628-33-7 C16H18ClN
Bortezomib Impurity WQ Bortezomib Impurity WQ
6-alfa-Hydroxy Mometasone Furoate 6-alfa-Hydroxy Mometasone Furoate 134429-33-7 C27H30Cl2O7
Cefdinir Impurity Cefdinir Impurity
Plerixafor Impurity 7 Plerixafor Impurity 7 117152-72-4 C24H36N4O4S2
Clindamycin Phosphate EP Impurity I Clindamycin Phosphate EP Impurity I
Cilastatin EP Impurity C Cilastatin EP Impurity C
Atracurium EP Impurity G Atracurium EP Impurity G
(R)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide (R)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide 2242647-55-6 C11H21BrN2O2
(2S)-2[[(1S)-1-(ETHOXYCARBONYL)-3-PHENYLPROPYL]AMINO]PROPANOIC ACID ETHYL ESTER HYDROCHLORIDE (2S)-2[[(1S)-1-(ETHOXYCARBONYL)-3-PHENYLPROPYL]AMINO]PROPANOIC ACID ETHYL ESTER HYDROCHLORIDE 2378310-70-2 C17H26ClNO4
Acetamide, N-(2-benzoyl-4-nitrophenyl)-2,2-dichloro- Acetamide, N-(2-benzoyl-4-nitrophenyl)-2,2-dichloro- 52335-34-9 C15H10Cl2N2O4
Engel net impurity 20 Engel net impurity 20 2452301-18-5 C23H29ClO8
(3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-fluorophenyl)-1-methylpiperidine (3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-fluorophenyl)-1-methylpiperidine
Imidapril Impurity Imidapril Impurity
Benzamide, 4-[3-[4-cyano-3-(trifluoromethyl)phenyl]-2-hydroxy-5,5-dimethyl-4-oxo-1-imidazolidinyl]-2-fluoro-N-methyl- Benzamide, 4-[3-[4-cyano-3-(trifluoromethyl)phenyl]-2-hydroxy-5,5-dimethyl-4-oxo-1-imidazolidinyl]-2-fluoro-N-methyl- 2029195-97-7 C21H18F4N4O3
Ergoline-8-methanol, 10-methoxy-6-methyl-, (8β,10β)- (9CI) Ergoline-8-methanol, 10-methoxy-6-methyl-, (8β,10β)- (9CI) 201931-22-8 C17H22N2O2
(S)-3(2h)-Pyridazinone, 6-(4-Aminophenyl)-4,5-Dihydro-5-Methyl- (S)-3(2h)-Pyridazinone, 6-(4-Aminophenyl)-4,5-Dihydro-5-Methyl- 101328-84-1 C11H13N3O
2-Chloro-4-nitrobenzaldehyde 2-Chloro-4-nitrobenzaldehyde 5568-33-2 C7H4ClNO3
Bromhexine Glucose Compound 2 Bromhexine Glucose Compound 2
(S)-4-Desmethoxy-4-chloro Omeprazole (S)-4-Desmethoxy-4-chloro Omeprazole 863029-89-4 C16H16ClN3O2S
CISAPRIDEMONOHYDRATE CISAPRIDEMONOHYDRATE 260779-88-2 C23H31ClFN3O5
3,17-bis-deacetylvecuronium 3,17-bis-deacetylvecuronium 73319-30-9 C30H53BrN2O2
1,8,1',8'-tetrahydroxybisanthrone 1,8,1',8'-tetrahydroxybisanthrone 31991-54-5 C28H18O6
17-Desacetyl Rocuronium Bromide 17-Desacetyl Rocuronium Bromide 119302-86-2 C30H51BrN2O3
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