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
Ticagrelor Related Compound 71 Ticagrelor Related Compound 71 1548397-10-9 C7H8ClN3O3S
Ticagrelor Related Compound 76 Ticagrelor Related Compound 76
Vonoprazan Impurity 25 Vonoprazan Impurity 25
Blonanserin Impurity M Blonanserin Impurity M
Brexpiprazole Impurity H Brexpiprazole Impurity H
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
Bendamustine Impurity 35 Bendamustine Impurity 35
Cefoxitin Impurity 3 Cefoxitin Impurity 3
Doripenem Impurity 5 Doripenem Impurity 5
Erlotinib Impurity 47 Erlotinib Impurity 47
Etoposide EP Impurity A Etoposide EP Impurity A 124151-67-3 C37H38O15
Lamivudine Impurity 5 Lamivudine Impurity 5
Lercanidipine Impurity 25 Lercanidipine Impurity 25 100427-22-3 C36H41N3O6
Oseltamivir Impurity 30 Oseltamivir Impurity 30
Atorvastatin Oxirane Impurity Atorvastatin Oxirane Impurity 1246818-88-1 C26H24FNO3
3S,5R isoMer, or (3S,5R)-7-[3-(phenylcarbaMoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid calciuM salt 3S,5R isoMer, or (3S,5R)-7-[3-(phenylcarbaMoyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid calciuM salt 887196-25-0 C33H34CaFN2O5+
Atorvastatin Dehydro Lactone Atorvastatin Dehydro Lactone 442851-50-5 C33H31FN2O3
Avibactam Impurity 15 Avibactam Impurity 15 1416134-60-5 C15H20N2O3
Difluoro Atorvastatin Acetonide tert-Butyl Ester Difluoro Atorvastatin Acetonide tert-Butyl Ester 693793-87-2 C40H46F2N2O5
3-Oxo Atorvastatin tert-Butyl Ester 3-Oxo Atorvastatin tert-Butyl Ester 134394-98-2 C37H41FN2O5
tert-butyl 2-((4R,6S)-6-(2-aminoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate tert-butyl 2-((4R,6S)-6-(2-aminoethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate C14H27NO4
Axitinib Impurity 13 Axitinib Impurity 13
Axitinib Impurity 18 Axitinib Impurity 18
Avibactam Impurity Avibactam Impurity 2064219-26-5 C7H12N3NaO6S
Atorvastatin Impurity E Intermediate Atorvastatin Impurity E Intermediate
Avibactam sodium Impurity CIS Avibactam sodium Impurity CIS
(3R,5R)-7-(1-((3R,5R)-6-carboxy-3,5-dihydroxyhexyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxamido)-3,5-dihydroxyheptanoic acid (3R,5R)-7-(1-((3R,5R)-6-carboxy-3,5-dihydroxyhexyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxamido)-3,5-dihydroxyheptanoic acid
Axitinib Impurity D Axitinib Impurity D 1443118-72-6 C29H25N5OS
Atorvastatin Impurity 30 Atorvastatin Impurity 30 666714-64-3 C26H23FN2O
Avibactam Impurity R Avibactam Impurity R
Avibactam Impurity X Avibactam Impurity X
Avibactam Impurity 38 Avibactam Impurity 38 2241730-86-7 C20H29BrN2O5
Atorvastatin Impurity 34 Atorvastatin Impurity 34 C66H68CaF2N4O10
Axitinib Impurity 6 Axitinib Impurity 6
ethyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- (phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan- 4-yl)acetate ethyl 2-((4R,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- (phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan- 4-yl)acetate 616201-27-5 C38H43FN2O5
((((3R,6S)-6-carbamoylpiperidin-3-yl)(ethoxycarbonyl)amino)oxy)sulfonic acid ((((3R,6S)-6-carbamoylpiperidin-3-yl)(ethoxycarbonyl)amino)oxy)sulfonic acid
(S)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-1H-pyrrol-1-yl) ethyl)-5,6-dihydro-2H-pyran-2-one (S)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-1H-pyrrol-1-yl) ethyl)-5,6-dihydro-2H-pyran-2-one
Atorvastatin Impurity N(Calcium salt Atorvastatin Impurity N(Calcium salt
(4S,trans)-1,1-Dimethylethyl-6-aminoethyl-2,2-dimethyl-1,3-dioxane-4-acetate (4S,trans)-1,1-Dimethylethyl-6-aminoethyl-2,2-dimethyl-1,3-dioxane-4-acetate 1105067-89-7 C14H27NO4
Axitinib Impurity a Axitinib Impurity a 1347304-18-0 C22H18N4O2S
Axitinib Impurity 2 Axitinib Impurity 2 1428728-83-9 C44H36N8O2S2
Avibactam Impurity 3(2R,5S) Avibactam Impurity 3(2R,5S) 1383814-68-3 C7H11N3O6S.Na
Pitavastatin Impurity 25 Pitavastatin Impurity 25 1356998-79-2 C19H16FN
Rocuronium Bromide Impurity 16 Rocuronium Bromide Impurity 16
Rocuronium Bromide Impurity 25 Rocuronium Bromide Impurity 25
Telmisartan Impurity 5 Telmisartan Impurity 5 885046-20-8 C19H19ClN4
Tinidazole Impurity 2 Tinidazole Impurity 2 140165-55-5 C6H12N2O4S
3-[3-({[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}(methyl)amino)propyl]-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one hydrochloride 3-[3-({[(7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl]methyl}(methyl)amino)propyl]-7,8-dimethoxy-1,3-dihydro-2H-3-benzazepin-2-one hydrochloride 1086026-38-1 C27H34N2O5*ClH
10-trans-Atorvastatin Acetonide tert-Butyl Ester 10-trans-Atorvastatin Acetonide tert-Butyl Ester 1105067-90-0 C40H47FN2O5
(4S,6R)-6-(Cyanomethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester (4S,6R)-6-(Cyanomethyl)-2,2-dimethyl-1,3-dioxane-4-acetic Acid tert-Butyl Ester 186508-95-2 C14H23NO4
4,4'-(2-HYDROXY-1,3-PROPANDIYLDIOXY)BIS(2-PHENYLACETAMIDE) 4,4'-(2-HYDROXY-1,3-PROPANDIYLDIOXY)BIS(2-PHENYLACETAMIDE) 141650-31-9 C19H22N2O5
Articaine IMpurity F (Articaine Acid PropionaMide HCl) Articaine IMpurity F (Articaine Acid PropionaMide HCl)
Aprepitant Impurity 6 Aprepitant Impurity 6 170902-81-5 C23H21F7N4O3
(3S,5S)-Atorvastatin (sodium salt) (3S,5S)-Atorvastatin (sodium salt) 1428118-38-0 C33H36FN2NaO5
Aprepitant Impurity 19 Aprepitant Impurity 19 1333995-14-4
Aprepitant Impurity 15 Aprepitant Impurity 15
Aprepitant iMpurity 45 Aprepitant iMpurity 45
3H-Oxireno[3,4]pyrrolo[2,1-b][1,3]oxazine-3-butanoic acid, 1b-(4-fluorophenyl)hexahydro-β,7-dihydroxy-7-(1-methylethyl)-1a-phenyl-7a-[(phenylamino)carbonyl]-, (βR,3R)- 3H-Oxireno[3,4]pyrrolo[2,1-b][1,3]oxazine-3-butanoic acid, 1b-(4-fluorophenyl)hexahydro-β,7-dihydroxy-7-(1-methylethyl)-1a-phenyl-7a-[(phenylamino)carbonyl]-, (βR,3R)- 1193817-52-5 C33H35FN2O7
3-(((3R)-3-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-2-(4-fluorophenyl)-1,4-dioxan-2-ylamino)methyl)-1H-1,2,4-triazol-5(4H)-one 3-(((3R)-3-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-2-(4-fluorophenyl)-1,4-dioxan-2-ylamino)methyl)-1H-1,2,4-triazol-5(4H)-one
cis-5-Chlor-2,3,3a,12b-tetrahydro-2-methyl-1H-dibenz[2,3:6,7]oxepino[4,5-c]pyrrol cis-5-Chlor-2,3,3a,12b-tetrahydro-2-methyl-1H-dibenz[2,3:6,7]oxepino[4,5-c]pyrrol 65621-78-5 C17H16ClNO
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