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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
Regorafenib Impurity 31 Regorafenib Impurity 31
Sitafloxacin Impurity XT-D-01 Sitafloxacin Impurity XT-D-01
Sitafloxacin Impurity ZZ-E-01 Sitafloxacin Impurity ZZ-E-01
Tofacitinib Impurity 86 Tofacitinib Impurity 86
Tofacitinib Impurity 91 Tofacitinib Impurity 91
Gefitinib impurity N Gefitinib impurity N
Docetaxel Impurity 24 Docetaxel Impurity 24 1217248-58-2 C29H34O9
Olopatadine Impurity 2 Olopatadine Impurity 2 56427-76-0 C19H18O4
Pitavastatin Impurity 24 Sodium Salt Pitavastatin Impurity 24 Sodium Salt 1980814-90-1 C25H24FNO6
Ibubinib impurity Ibubinib impurity
Oseltamivir Impurity Oseltamivir Impurity 212504-89-7 C14H26N2O3
Tofacitinib Impurity QTD Tofacitinib Impurity QTD
LCZ696(valsartan + sacubitril) impurity 26 LCZ696(valsartan + sacubitril) impurity 26
Cabozantinib impurity 31 Cabozantinib impurity 31
Carvedilol Impurity COH Carvedilol Impurity COH 51997-50-3 C15H13NO2
Pregabalin Impurity 10 Pregabalin Impurity 10 69680-50-8 C7H11NO3
Butyphthalide impurity 51 Butyphthalide impurity 51
Canagliflozin Impurity 41 Canagliflozin Impurity 41
Pitavastatin Impurity 36 Pitavastatin Impurity 36
Pralatrexate Impurity 11 Pralatrexate Impurity 11
Pralatrexate Impurity 16 Pralatrexate Impurity 16
Pitavastatin Impurity 48 Pitavastatin Impurity 48
Pitavastatin Impurity 53 Pitavastatin Impurity 53
Lenvatinib Impurity 39 Lenvatinib Impurity 39 2664101-53-3
Tazobactam Impurity 10 Tazobactam Impurity 10
Crisaborole Impurity 1 Crisaborole Impurity 1
Canagliflozin Impurity 57 Canagliflozin Impurity 57
Canagliflozin Impurity 62 Canagliflozin Impurity 62
Levetiracetam Impurity 22 Levetiracetam Impurity 22
Nifekalant Impurity 8 Nifekalant Impurity 8
Levosimendan Impurity 9 Levosimendan Impurity 9
Cabozantinib impurity J Cabozantinib impurity J
Mixture of Pemetrexed disodium EP Impurity B and C Mixture of Pemetrexed disodium EP Impurity B and C
Rotigotine Impurity 3 Rotigotine Impurity 3
Crisaborole Impurity 5 Crisaborole Impurity 5 2141947-89-7 C20H20BNO4
Crisaborole Impurity 10 Crisaborole Impurity 10
1-(3-amino-4-(benzyloxy)phenyl)-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethan-1-ol 1-(3-amino-4-(benzyloxy)phenyl)-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethan-1-ol 345288-56-4 C25H30N2O3
Olprinone Impurity 4 Olprinone Impurity 4
Ribavirin Impurity 55 Ribavirin Impurity 55 119240-35-6 C11H16O8
Cilastatin Impurity 4 Cilastatin Impurity 4
Dyclonine Impurity 3 Dyclonine Impurity 3 14146-86-2 C24H28O4
Brivaracetam Impurity F Brivaracetam Impurity F
MeropeneM iMpurity 4 MeropeneM iMpurity 4
Perindopril IMpurity 4 Perindopril IMpurity 4
Rupatadine Impurity 7 Rupatadine Impurity 7 1704730-21-1 C26H26ClN3O
ethyl 3-(dimethylamino)-2-(4-methoxyphenyl)propanoate hydrochloride ethyl 3-(dimethylamino)-2-(4-methoxyphenyl)propanoate hydrochloride 2174001-92-2 C14H22ClNO3
Flucloxacillin Impurity 3 Flucloxacillin Impurity 3
Nitrendipine iMpurity F Nitrendipine iMpurity F
Empagliflozin Impurity 60 Empagliflozin Impurity 60
Linagliptin Impurity 57 Linagliptin Impurity 57
Linagliptin Impurity 62 Linagliptin Impurity 62
Metronidazole Impurity 12 Metronidazole Impurity 12
Nintedanib Impurity 36 Nintedanib Impurity 36
Oseltamivir Impurity 47 Oseltamivir Impurity 47
Cefaclor EP Impurity H Cefaclor EP Impurity H
Flupentixol Impurity B Flupentixol Impurity B
Ipratropium Bromide Impurity J Ipratropium Bromide Impurity J C20H29Br2NO3
Cefdinir impurity TU mixture Cefdinir impurity TU mixture
Fotagliptin Impurity 1 Fotagliptin Impurity 1
Rocuronium bromide Impurity 7 Rocuronium bromide Impurity 7
Tofacitinib Impurity 69 Tofacitinib Impurity 69
Benzenamine, 3-(2-methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)- Benzenamine, 3-(2-methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)- 641571-06-4 C11H10F3N3
Ciprofloxacin EP Impurity E Ciprofloxacin EP Impurity E 879005-96-6 C16H20FN3O
ethyl 2-(3-cyano-4-propoxyphenyl)-4-methylthiazole-5-
carboxylate ethyl 2-(3-cyano-4-propoxyphenyl)-4-methylthiazole-5- carboxylate C17H18N2O3S
(2S,5R,6S)-6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid Diphenylmethyl Ester (2S,5R,6S)-6-bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid Diphenylmethyl Ester 74189-25-6 C21H20BrNO3S
Trelagliptin Impurity 5 Trelagliptin Impurity 5 2087874-92-6 C22H24FN5O5
9H-Purin-6-amine, 9-beta-D-arabinofuranosyl-2-methoxy- 9H-Purin-6-amine, 9-beta-D-arabinofuranosyl-2-methoxy- 51742-84-8 C11H15N5O5
2-(3-cyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid 1-oxide 2-(3-cyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid 1-oxide 2418591-42-9 C16H16N2O4S
Ropivacaine impurity Ropivacaine impurity 1786841-18-6 C12H14N2O3
Amlodipine Impurity 33 Amlodipine Impurity 33 C26H31ClN2O8S
Erlotinib Impurity 36 HCl Erlotinib Impurity 36 HCl
Rasagiline Impurity 6 HCl Rasagiline Impurity 6 HCl 138911-07-6 C9H11NO
Taladafil impurity Taladafil impurity 1356345-67-9 C23H23N3O4
Mirabegron 2-Oxo Impurity Mirabegron 2-Oxo Impurity 1684453-05-1 C21H22N4O3S
Riluzole 4-Bromo Impurity Riluzole 4-Bromo Impurity 144631-82-3 C8H4BrF3N2OS
Furosemide Impurity 8 Furosemide Impurity 8 41332-59-6 C7H4Cl2O5S
Irinotecan Impurity 29 Irinotecan Impurity 29 797762-11-9 C22H24N2O4
Empagliflozin Impurity 41 Empagliflozin Impurity 41
Empagliflozin Impurity 47 Empagliflozin Impurity 47
Irbesartan Irbesartan 141745-36-0 C23H26N6O
Pranoprofen Impurity 5 Pranoprofen Impurity 5 145986-74-9 C16H15NO3
Fluconazole Impurity Fluconazole Impurity 1609495-95-5 C15H14FN9O
1,4-bis(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)- 1,4,8,11-tetraazacyclotetradecane dodecahydrochloride 1,4-bis(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)- 1,4,8,11-tetraazacyclotetradecane dodecahydrochloride C46H96Cl12N12
Entacapone Impurity 6 Entacapone Impurity 6
Erythromycin EP Impurity L Erythromycin EP Impurity L 127955-44-6 C37H65NO14
Levetiracetam impurity 1 Levetiracetam impurity 1 1342566-28-2 C8H16N2O3
2-(3-(Trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)acetohydrazide hydrochloride 2-(3-(Trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)acetohydrazide hydrochloride 1485732-85-1 C8H11F3N6O
(R)-N-(1-(3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo- 1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)formamide (R)-N-(1-(3-(2-cyano-5-fluorobenzyl)-1-methyl-2,6-dioxo- 1,2,3,6-tetrahydropyrimidin-4-yl)piperidin-3-yl)formamide 2087874-91-5 C19H20FN5O3
Emtricitabine Impurity F Emtricitabine Impurity F
Pitavastatin Impurity 44 Pitavastatin Impurity 44 586966-55-4 C29H32FNO4
Tirofiban Impurity F Tirofiban Impurity F
Tofacitinib Impurity 74 Tofacitinib Impurity 74
Tofacitinib Impurity 83 Tofacitinib Impurity 83
Aztreonam Impurity 4 Aztreonam Impurity 4
Bendamustine Impurity 29 Bendamustine Impurity 29 847588-86-7 C19H22N6
Palbociclib Impurity 67 Palbociclib Impurity 67
Pimecrolimus Impurity 3 Pimecrolimus Impurity 3
Rosuvastatin Impurity 82 Rosuvastatin Impurity 82
Tenofovir Impurity 76 Tenofovir Impurity 76
Ticagrelor Impurity 125 Ticagrelor Impurity 125
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