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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
Cefminox Impurity C Cefminox Impurity C
4,5-Dibromo-1,2-benzenediol 4,5-Dibromo-1,2-benzenediol 2563-26-0 C6H4Br2O2
CLOPIDOGREL CARBOXYLIC ACID CLOPIDOGREL CARBOXYLIC ACID 144457-28-3 C15H14ClNO2S
RAC (CIS/TRANS) DONEPEZIL N-OXIDE RAC (CIS/TRANS) DONEPEZIL N-OXIDE 120013-84-5 C24H29NO4
5-Carboxy-2'-deoxyuridine 5-Carboxy-2'-deoxyuridine 14599-46-3 C10H12N2O7
2-Desisopropyl-2-phenyl Repaglinide 2-Desisopropyl-2-phenyl Repaglinide 107362-12-9 C30H34N2O4
2-(3-CHLOROPHENYL)-2-CYANO-1-(3-PYRIDINYL)-1-ETHANONE 2-(3-CHLOROPHENYL)-2-CYANO-1-(3-PYRIDINYL)-1-ETHANONE 114444-10-9 C14H9ClN2O
BENZENE ACETIC ACID, 4-[(2-CARBOXYPHENYL)METHOXY] BENZENE ACETIC ACID, 4-[(2-CARBOXYPHENYL)METHOXY] 55453-89-9 C16H14O5
Ipragliflozin Impurity 5 Ipragliflozin Impurity 5
Ibrutinib Impurity 18 Ibrutinib Impurity 18 1881246-01-0 C16H12N4O
Vitamin B1 Impurity 6 Vitamin B1 Impurity 6 C12H17ClN4OS
5,5'-((tert-butylazanediyl)bis(1-hydroxyethane-2,1-diyl))bis(benzene- 1,3-diol) 5,5'-((tert-butylazanediyl)bis(1-hydroxyethane-2,1-diyl))bis(benzene- 1,3-diol) C20H27NO6
2,2'-difluoro-3,3'-dimethoxy-1,1'-biphenyl 2,2'-difluoro-3,3'-dimethoxy-1,1'-biphenyl 2316733-82-9 C14H12F2O2
nicergoline impurity N nicergoline impurity N
Clopidogrel Impurity 50 Clopidogrel Impurity 50 C15H14ClNO2S
PraMipexole IMpurity Z1/Z2 PraMipexole IMpurity Z1/Z2
trans-Ibuprofen Impurity G trans-Ibuprofen Impurity G C13H18O2
Vonoprazan Impurity 15 Vonoprazan Impurity 15
Bendamustine Impurity 31 Bendamustine Impurity 31
Carbidopa Impurity 2 Carbidopa Impurity 2 1361017-74-4 C11H16N2O4
Cefazolin Impurity 2 Cefazolin Impurity 2
Cefminox Sodium Impurity 8 Cefminox Sodium Impurity 8
Dapagliflozin Impurity 28 Dapagliflozin Impurity 28
Erlotinib Impurity 51 Erlotinib Impurity 51 115665-66-2 C8H6BrNO2
Oseltamivir Impurity 18 Oseltamivir Impurity 18
Plerixafor Impurity 6 Plerixafor Impurity 6
Pregabalin Impurity 49 Pregabalin Impurity 49 1568110-05-3 C10H21NO2
Rivaroxaban Impurity 79 Rivaroxaban Impurity 79 1642601-00-0 C38H38N4O12
Rocuronium Bromide Impurity 37 Rocuronium Bromide Impurity 37
Rosuvastatin Impurity 4 Rosuvastatin Impurity 4 1899869-35-2 C19H22FN3O3S
Fludarabine EP impurity K Fludarabine EP impurity K
Ropivacaine Impurity 28 Ropivacaine Impurity 28
Ropivacaine Impurity 6 Ropivacaine Impurity 6
Solifenacin ring opening Impurity 11 Solifenacin ring opening Impurity 11
Sugammadex sodium Org210839-1 Impurity Sugammadex sodium Org210839-1 Impurity
Sugammadex sodium Org284426-1 Impurity Sugammadex sodium Org284426-1 Impurity
Bendamustine Related Impurity 6 Bendamustine Related Impurity 6
Butyphthalide impurity 39 Butyphthalide impurity 39 1841089-57-3 C24H28O4
Butyphthalide impurity 45 Butyphthalide impurity 45
Dapoxetine impurity 18 Dapoxetine impurity 18
Erlotinib Impurity 22 Erlotinib Impurity 22
Teneligliptin Impurity 1 Teneligliptin Impurity 1
Erlotinib Hydrochloride iMpurity 51 Erlotinib Hydrochloride iMpurity 51
(S)-10-(1-aminocyclopropyl)-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid formic acid (S)-10-(1-aminocyclopropyl)-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid formic acid C17H18N2O6
1H-Imidazole-1-ethanol, α-(chloromethyl)-5-nitro- 1H-Imidazole-1-ethanol, α-(chloromethyl)-5-nitro- 116989-52-7 C6H8ClN3O3
4-Pyridinemethanol, 3-hydroxy-2,5-dimethyl-, hydrochloride (1:1) 4-Pyridinemethanol, 3-hydroxy-2,5-dimethyl-, hydrochloride (1:1) 875-26-3 C8H11NO2.ClH
Androst-3-en-17-one,(5) Androst-3-en-17-one,(5) 14935-81-0 C19H28O
Landiolol impurity X Landiolol impurity X
SULPIRIDE IMPURITY B SULPIRIDE IMPURITY B
1,2-Dihydro Diethyl Loteprednol Carbonate 1,2-Dihydro Diethyl Loteprednol Carbonate 82048-81-5 C26H36O9
Nilotinib 3-Imidazolyl N-oxide Nilotinib 3-Imidazolyl N-oxide 2139382-75-3 C28H22F3N7O2
α,α''-[(Methylimino)di-2,1-ethanediyl]bis-benzenemethanol α,α''-[(Methylimino)di-2,1-ethanediyl]bis-benzenemethanol 857786-66-4 C19H25NO2
Pramipexole 828 Impurity Pramipexole 828 Impurity
E-Ceftazidime Oxide Impurity E-Ceftazidime Oxide Impurity
Febuxostat Impurity 76 Febuxostat Impurity 76
Febuxostat Impurity 91 Febuxostat Impurity 91
Ipratropium Bromide Impurity 1 Ipratropium Bromide Impurity 1 C20H29Br2NO3
Lenvatinib Impurity 18 Lenvatinib Impurity 18
Moxifloxacin Impurity 44 Moxifloxacin Impurity 44 1048972-52-6 C14H12FNO5
Nintedanib Impurity 32 Nintedanib Impurity 32
Olsalazine Impurity C Olsalazine Impurity C
Parecoxib sodium Impurity 33 Parecoxib sodium Impurity 33
Tofacitinib Impurity 96 Tofacitinib Impurity 96
Vildagliptin Impurity ZA5 Vildagliptin Impurity ZA5
Linagliptin Impurity CD10925 Linagliptin Impurity CD10925
Nintedanib Impurity N Nintedanib Impurity N
(2R,3R,4R,5S,6S)-2-(acetoxymethyl)-6-(4-chloro-3-(4- hydroxybenzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate (2R,3R,4R,5S,6S)-2-(acetoxymethyl)-6-(4-chloro-3-(4- hydroxybenzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 1079083-63-8 C27H29ClO10
Vildagliptin Impurity 25 Vildagliptin Impurity 25 1563006-28-9 C7H10N2O2
(2R,3R,4R,5S,6S)-2-(acetoxymethyl)-6-(4-chloro-3- (4-methoxybenzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate (2R,3R,4R,5S,6S)-2-(acetoxymethyl)-6-(4-chloro-3- (4-methoxybenzyl)phenyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate 872980-38-6 C28H31ClO10
Vinorelbine Impurity DX Vinorelbine Impurity DX 89368-94-5 C46H55BrN4O8
1-hydroxypropan-2-yl 2-(2-(4-((4-chlorophenyl)(phenyl)
methyl)piperazin-1-yl)ethoxy)acetate compound with 2-
hydroxypropyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)
piperazin-1-yl)ethoxy)acetate (1:1) hydrochloride 1-hydroxypropan-2-yl 2-(2-(4-((4-chlorophenyl)(phenyl) methyl)piperazin-1-yl)ethoxy)acetate compound with 2- hydroxypropyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl) piperazin-1-yl)ethoxy)acetate (1:1) hydrochloride
Dapoxetine Impurity 17 Dapoxetine Impurity 17
(1s,4s)-4-((2-aminobenzyl)amino)cyclohexan-1-ol hydrochloride (1s,4s)-4-((2-aminobenzyl)amino)cyclohexan-1-ol hydrochloride C13H21ClN2O
Solifenacin impurity 23 Solifenacin impurity 23
Edaravone impurity DEE Edaravone impurity DEE
Linagliptin Impurity 49 Linagliptin Impurity 49
(1r,4r)-4-(7,9-dibromo-2,3-dihydro-1H-benzo[e][1,4]diazepin-4(5H)-yl)cyclohexanol hydrochloride (1r,4r)-4-(7,9-dibromo-2,3-dihydro-1H-benzo[e][1,4]diazepin-4(5H)-yl)cyclohexanol hydrochloride 2376577-10-3 C15H21Br2ClN2O
Procatero Impurity Procatero Impurity 90098-93-4 C11H9NO3
4-((2-amino-3,5-dibromobenzyl)amino)cyclohexanone hydrochloride 4-((2-amino-3,5-dibromobenzyl)amino)cyclohexanone hydrochloride C13H17Br2ClN2O
Pazufloxacin Impurity 5 Pazufloxacin Impurity 5 777824-29-0 C15H15FN2O2
Vonoprazan Impurity Z-4 Vonoprazan Impurity Z-4
Olanzapine impurity O Olanzapine impurity O C17H20N4S
Cabozantinib impurity 26 Cabozantinib impurity 26 2840522-80-5 C28H25ClFN3O5
Dapoxetine impurity 24 Dapoxetine impurity 24 1445281-20-8 C20H20O4S
Tazobactam Impurity E Tazobactam Impurity E
Vildagliptin Impurity 42 Vildagliptin Impurity 42
Canagliflozin Impurity 45 Canagliflozin Impurity 45
Pralatrexate Impurity 5 Pralatrexate Impurity 5
Pitavastatin Impurity 61 Pitavastatin Impurity 61
Sitafloxacin Impurity 17 Sitafloxacin Impurity 17
Cilastatin Isomer Impurity Cilastatin Isomer Impurity
Prednicarbate Impurity E Prednicarbate Impurity E
Olprinone Impurity B Olprinone Impurity B
Canagliflozin Impurity 51 Canagliflozin Impurity 51
Canagliflozin Impurity 67 Canagliflozin Impurity 67
Cefazolin Impurity Q Cefazolin Impurity Q
Cabozantinib impurity M Cabozantinib impurity M
Rotigotine Impurity 8 Rotigotine Impurity 8
Palbociclib-025 Palbociclib-025 2174002-16-3 C25H29N7O3
Nitrendipine iMpurity 3 Nitrendipine iMpurity 3
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