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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
Tadalafil impurities 45 Tadalafil impurities 45
Posaconazole Impurities 10 Complete Set Posaconazole Impurities 10 Complete Set
Cetrorelix Impurity 18 Cetrorelix Impurity 18
Cetrorelix Impurity 13 Cetrorelix Impurity 13
Bortezomib Impurity G Full Set Pre- Bortezomib Impurity G Full Set Pre-
Cetrorelix Impurity 2 (+L-Ser) Cetrorelix Impurity 2 (+L-Ser)
Peramivir Intermediate Impurity 39 Peramivir Intermediate Impurity 39
Peramivir Intermediate Impurity 59 Peramivir Intermediate Impurity 59
Criborole impurity 999 Criborole impurity 999
Pemetrexed Disodium Impurity 21-30 Pemetrexed Disodium Impurity 21-30
Bimatoprost Impurity 2 Bimatoprost Impurity 2
Guanosine Guanosine 30747-23-0 C18H21N5O9
Minoxidil Impurity G Minoxidil Impurity G
Brivaracet amoxidation Impurity 2 Brivaracet amoxidation Impurity 2
Sugammadex Impurity U Sugammadex Impurity U
3-(6'-oxo-1'-phenyl-1',6'-dihydro-[2,3'-bipyridin]-5'-yl)-[1,1'-biphenyl]-2,2'-dicarbonitrile 3-(6'-oxo-1'-phenyl-1',6'-dihydro-[2,3'-bipyridin]-5'-yl)-[1,1'-biphenyl]-2,2'-dicarbonitrile
Cefmetazole Sodium Impurity B Cefmetazole Sodium Impurity B
(3R,5S,E)-tert-butyl 7-(4-(3-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-3,5-dihydroxyhept-6-enoate (3R,5S,E)-tert-butyl 7-(4-(3-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-3,5-dihydroxyhept-6-enoate
1-Piperazinebutanol, 4-(1,2-benzisothiazol-3-yl)- 1-Piperazinebutanol, 4-(1,2-benzisothiazol-3-yl)- 159729-16-5 C15H21N3OS
1,4-Piperazinedibutanol 1,4-Piperazinedibutanol 92036-96-9 C12H26N2O2
1H-Benz[de]isoquinolin-1-one, 2-(3S)-1-azabicyclo[2.2.2]oct-3-yl-2,3,3a,4,5,6-hexahydro-6-hydroxy-, (3aS)- 1H-Benz[de]isoquinolin-1-one, 2-(3S)-1-azabicyclo[2.2.2]oct-3-yl-2,3,3a,4,5,6-hexahydro-6-hydroxy-, (3aS)- 2446343-19-5 C19H24N2O2
2-yl)oxy)-6,8,11-trihydroxy-8-(((2S,3S,4S,6R)-3-hydroxy-2-methyl-6-(((1S,3S)-3,5,12-trihydroxy-3-(2-hydroxyacetyl)-10-methoxy-6,11-dioxo-1,2,3,4,6,11- 2-yl)oxy)-6,8,11-trihydroxy-8-(((2S,3S,4S,6R)-3-hydroxy-2-methyl-6-(((1S,3S)-3,5,12-trihydroxy-3-(2-hydroxyacetyl)-10-methoxy-6,11-dioxo-1,2,3,4,6,11-
PANTOPRAZOLE SULFONE N-OXIDE PANTOPRAZOLE SULFONE N-OXIDE 953787-55-8 C16H15F2N3O6S
(R)-5-(aminomethyl)-2-((R)-carboxy((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid (R)-5-(aminomethyl)-2-((R)-carboxy((Z)-2-(furan-2-yl)-2-(methoxyimino)acetamido)methyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
Isavuconazole Impurity 44 Isavuconazole Impurity 44
Cobinic acid-abdeg-pentamide, Co-(cyano-κC)-, dihydrogen phosphate (ester), inner salt, 3'-ester with (5,6-dimethyl-1-α-D-ribofuranosyl-1H-benzimidazole-κN3) (9CI) Cobinic acid-abdeg-pentamide, Co-(cyano-κC)-, dihydrogen phosphate (ester), inner salt, 3'-ester with (5,6-dimethyl-1-α-D-ribofuranosyl-1H-benzimidazole-κN3) (9CI) 38437-93-3 C63H87CoN13O15P
Rosuvastatin Impurity 164 Rosuvastatin Impurity 164
Rosuvastatin Impurity 123 Rosuvastatin Impurity 123
Relugolix Impurity 20 Relugolix Impurity 20
Ertapenem Impurity I(USP) Ertapenem Impurity I(USP)
Penicillin EP  Impurity A Penicillin EP Impurity A
Voriconzolegenotoxicimpurity Voriconzolegenotoxicimpurity
1H-Benzimidazole-2-butanoic acid, 5-[(2-hydroxyethyl)amino]-1-methyl- 1H-Benzimidazole-2-butanoic acid, 5-[(2-hydroxyethyl)amino]-1-methyl- 956344-27-7 C14H19N3O3
Iohexol ImpuritiesD Iohexol ImpuritiesD
ethyl (Z)-3-(4-((1H-imidazol-1-yl)methyl)phenyl)acrylate ethyl (Z)-3-(4-((1H-imidazol-1-yl)methyl)phenyl)acrylate
2-Demethoxy-2-chloro Urapidil HCl 2-Demethoxy-2-chloro Urapidil HCl
Isavuconazole Impurity 43 Isavuconazole Impurity 43
Elagolix Impurity 41 Elagolix Impurity 41
Ethyl (2E)-3-[4-(Dibromomethyl)phenyl]prop-2-enoate Ethyl (2E)-3-[4-(Dibromomethyl)phenyl]prop-2-enoate
8-chloro-11-(1-((5-methylpyridin-3-yl)methyl)-1,2,3,6-tetrahydropyridin-4-yl)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine 8-chloro-11-(1-((5-methylpyridin-3-yl)methyl)-1,2,3,6-tetrahydropyridin-4-yl)-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine
	Bumetanide Impurity 18 Bumetanide Impurity 18
LEVETIRACETAM-D6 LEVETIRACETAM-D6 1133229-30-7 C8H14N2O2
Bisoprolol Amlodipine Addition Impurity Bisoprolol Amlodipine Addition Impurity
Bisoprolol Impurity 46 Bisoprolol Impurity 46
Bisoprolol Impurity 37 Bisoprolol Impurity 37
6-Methyl-2,4-pteridinediamine 6-Methyl-2,4-pteridinediamine 708-74-7 C7H8N6
Docetaxel Impurity N Docetaxel Impurity N
Tegoprazan Impurity 14 Tegoprazan Impurity 14
Nirmatrelvir Impurity 7 Nirmatrelvir Impurity 7
4(1H)-Pyridinone, 2-(hydroxymethyl)-3,5-dimethyl- (9CI) 4(1H)-Pyridinone, 2-(hydroxymethyl)-3,5-dimethyl- (9CI) 220757-73-3 C8H11NO2
Rocuronium Bromide Impurity 19 、21、22 Rocuronium Bromide Impurity 19 、21、22
Flucloxacillin impurity D Flucloxacillin impurity D
Ritonavir EP Impurity STU Ritonavir EP Impurity STU
Letermovir Impurity 1 Letermovir Impurity 1
tert-butyl (3S,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- (phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate tert-butyl (3S,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4- (phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate C37H43FN2O5
Aprepitant iMpurity 40 Aprepitant iMpurity 40
Aprepitant iMpurity43 Aprepitant iMpurity43
(3R,5R)-7-(2-(2-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid (3R,5R)-7-(2-(2-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoic acid 2243639-98-5 C33H37CaFN2O5
2-(4-Fluorophenyl)-δ-hydroxy-5-(1-methylethyl)-β-oxo-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid 1,1-Dimethylethyl Ester 2-(4-Fluorophenyl)-δ-hydroxy-5-(1-methylethyl)-β-oxo-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic Acid 1,1-Dimethylethyl Ester 947262-20-6 C37H41FN2O5
ATV-FX1 sodiuM salt ATV-FX1 sodiuM salt 1315629-79-8 C33H34FN2NaO7
Roxadustat Impurity 16 Roxadustat Impurity 16
Perospirone Impurity 19 Perospirone Impurity 19
Dolutegravir Impurity 14(Sodium Salt) Dolutegravir Impurity 14(Sodium Salt)
Fondaparinux sodium impurity 5 Fondaparinux sodium impurity 5
Fondaparinux sodium impurity 20 Fondaparinux sodium impurity 20
Piperacillin  Impurity R Piperacillin Impurity R
Lasmiditan Impurity 6 Lasmiditan Impurity 6
1-methylpyrrolidin-3-yl 2-(4-chlorophenyl)-2-cyclopentyl- 2-hydroxyacetate hydrochloride 1-methylpyrrolidin-3-yl 2-(4-chlorophenyl)-2-cyclopentyl- 2-hydroxyacetate hydrochloride
Lasmiditan Impurity 8 Lasmiditan Impurity 8
Ethacridine Impurity 10 Ethacridine Impurity 10 20304-71-6 C21H16N2O4
(S)-N-(1-Azabicyclo[2.2.2]oct-3-yl)-5,6,7,8-tetrahydro-1-naphthalenecarboxamide (S)-N-(1-Azabicyclo[2.2.2]oct-3-yl)-5,6,7,8-tetrahydro-1-naphthalenecarboxamide 135729-78-1 C18H24N2O
2-(2-(4-chlorobenzoyl)phenoxy)-2-methylpropanoic acid 2-(2-(4-chlorobenzoyl)phenoxy)-2-methylpropanoic acid
Olodaterol Impurity 31 Olodaterol Impurity 31
(S)-N-[(2S,4S,5S)-5-Amino-4-hydroxy-1,6-diphenylhexan-2-yl]-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamide (S)-N-[(2S,4S,5S)-5-Amino-4-hydroxy-1,6-diphenylhexan-2-yl]-3-methyl-2-(2-oxotetrahydropyrimidin-1(2H)-yl)butanamide 192726-05-9 C27H38N4O3
2-Hydrazinoadenosine 2-Hydrazinoadenosine 15763-11-8 C10H15N7O4
N-Desmethyl Clarithromycin N-Desmethyl Clarithromycin 101666-68-6 C37H67NO13
Desacetylvinblastine hydrazide Desacetylvinblastine hydrazide 55383-37-4 C43H56N6O7
4-hydroxypyrrolidin-2-one 4-hydroxypyrrolidin-2-one 96820-00-7 C4H7NO2
glycopyrronium bromide glycopyrronium bromide 475468-09-8 C19H28NO3.Br
4'-hydroxyflurbiprofen 4'-hydroxyflurbiprofen 52807-12-2 C15H13FO3
D-biotin-d-sulfoxide D-biotin-d-sulfoxide 10406-89-0 C10H16N2O4S
3,4-dihydroxyphenylpyruvic acid 3,4-dihydroxyphenylpyruvic acid 4228-66-4 C9H8O5
delta(3)-cefotiam delta(3)-cefotiam 142182-63-6 C18H23N9O4S3
alpha-(chloromethyl)-2-hydroxymethyl-5-nitroimidazole-1-ethanol alpha-(chloromethyl)-2-hydroxymethyl-5-nitroimidazole-1-ethanol 62580-79-4 C7H10ClN3O4
4-hydroxypenicillin V 4-hydroxypenicillin V 20880-67-5 C16H18N2O6S
BENAZEPRILAT BENAZEPRILAT 86541-78-8 C22H24N2O5
2-PIPERIDIN-4-YL-1H-BENZOIMIDAZOLE 2-PIPERIDIN-4-YL-1H-BENZOIMIDAZOLE 38385-95-4 C12H15N3
4-CHLORO-3,5-DIMETHYL 2-CHLORMETHYL PYRIDINE.HCL 4-CHLORO-3,5-DIMETHYL 2-CHLORMETHYL PYRIDINE.HCL 142885-96-9 C8H9Cl2N
9-DIHYDROESTRADIOL 9-DIHYDROESTRADIOL 791-69-5 C18H22O2
Pramipexole EP Impurity E Pramipexole EP Impurity E 106006-84-2 C10H15N3OS
3-Morpholinone, 4-phenyl- 3-Morpholinone, 4-phenyl- 29518-11-4 C10H11NO2
H 128/80 H 128/80 29122-74-5 C13H19NO3
4’-Hydroxy Atomoxetine -D-Glucuronide 4’-Hydroxy Atomoxetine -D-Glucuronide 540729-08-6 C23H29NO8
Decarboxy Ciprofloxacin Decarboxy Ciprofloxacin 105394-83-0 C16H18FN3O
Zolpidem 6-Carboxylic Acid Zolpidem 6-Carboxylic Acid 109461-15-6 C19H19N3O3
Telmisartan tert-Butyl Ester Telmisartan tert-Butyl Ester 144702-26-1 C37H38N4O2
Amido Ethyl Meloxicam (Meloxicam Impurity) Amido Ethyl Meloxicam (Meloxicam Impurity) 881399-30-0 C16H17N3O4S2
2,4,5-Trifluoro-3-methoxybenzoyl chloride 2,4,5-Trifluoro-3-methoxybenzoyl chloride 112811-66-2 C8H4ClF3O2
1-(Dimethoxymethyl)-2-methoxybenzene 1-(Dimethoxymethyl)-2-methoxybenzene 58378-33-9 C10H14O3
N-(2-Benzoyl-4-chlorphenyl)formamid N-(2-Benzoyl-4-chlorphenyl)formamid 10352-28-0 C14H10ClNO2
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