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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
Beraprost Impurity 1 Beraprost Impurity 1
Benzenebutanoic acid, β-amino-2,5-difluoro-, (βR)- Benzenebutanoic acid, β-amino-2,5-difluoro-, (βR)- 936630-56-7 C10H11F2NO2
Cyclopropanecarboxylic acid, 1-[[(2-fluorophenyl)amino]carbonyl]- Cyclopropanecarboxylic acid, 1-[[(2-fluorophenyl)amino]carbonyl]- 918642-61-2 C11H10FNO3
Isavuconazole Impurity 34 Isavuconazole Impurity 34
Org246653-1(RRT0.31) Org246653-1(RRT0.31)
Linagliptin impurity Linagliptin impurity
CEFMETAZOLE IMPURITY CEFMETAZOLE IMPURITY 76952-82-4 C13H16N6O5S3
Ornidazole Impurity 7 Ornidazole Impurity 7 109620-80-6 C6H8ClN3O3
(1R,2S,5aS,6aS,7aR,8aS,10aS) (1R,2S,5aS,6aS,7aR,8aS,10aS)
(E)-8-(3,4-dihydroxystyryl) (E)-8-(3,4-dihydroxystyryl)
N,N'-((2Z,2'Z)-disulfanediylbis N,N'-((2Z,2'Z)-disulfanediylbis
Cabozantinib impurity 1DYH Cabozantinib impurity 1DYH 1621681-63-7 C28H24FN3O6
1-((2R,3R)-3-(2,3-dihydrobenzo[b] 1-((2R,3R)-3-(2,3-dihydrobenzo[b] 2137145-62-9 C23H36N2O5
Tiotropium Bromide Impurity 1 Tiotropium Bromide Impurity 1 2109037-83-2 C18H20ClNO4S2
Dofetilide Impurity A Dofetilide Impurity A
Dexmedetomidine Impurity 19 Dexmedetomidine Impurity 19
Voriconazole Impurity 18 Voriconazole Impurity 18 321588-94-7 C22H18ClF4N7O
Remdesivir impurity Remdesivir impurity 1911578-74-9 C12H14N5O7P
Peramivir Impurity 16 Peramivir Impurity 16
Tiotropium bromide Impurity 13 Tiotropium bromide Impurity 13 1459721-06-2 C18H19NO4S2
Rocuronium bromide diepoxide impurity Rocuronium bromide diepoxide impurity C21H30O4
2-hydroxy-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzonitrile 2-hydroxy-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzonitrile
Topiroxostat Impurity 39 Topiroxostat Impurity 39
Vonoprazan Impurity 60 Vonoprazan Impurity 60
PREDNICARBATE IMPURITY F PREDNICARBATE IMPURITY F
2-Propanol, 1,1'-[methylenebis(4,1-phenyleneoxy)]bis[3-[(1-methylethyl)amino]- 2-Propanol, 1,1'-[methylenebis(4,1-phenyleneoxy)]bis[3-[(1-methylethyl)amino]- 1225195-70-9 C25H38N2O4
Telmisartan impurities1039 Telmisartan impurities1039 2031272-32-7 C47H40N4O4
(4R,5S,6S)-3-[[(3S,5S)-1-[(4-Aminophenyl)methyl]-5-[[(3-carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid Sodium Salt (4R,5S,6S)-3-[[(3S,5S)-1-[(4-Aminophenyl)methyl]-5-[[(3-carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic Acid Sodium Salt 866186-66-5 C29H33N4NaO7S
(R)-cis-5ξ-Methyl Atracurium Dibesylate (R)-cis-5ξ-Methyl Atracurium Dibesylate 1193104-82-3 C60H79N2O15S+
4,4'-Dihydroxyazoxybenzene 4,4'-Dihydroxyazoxybenzene 15596-57-3 C12H10N2O3
5-[[(2-Aminoethyl)thio]methyl]-N,N-dimethyl-2-furfurylamin 5-[[(2-Aminoethyl)thio]methyl]-N,N-dimethyl-2-furfurylamin 66356-53-4 C10H18N2OS
2-[2-(2-METHOXY-PHENOXY)-ETHYL]-ISOINDOLE-1,3-DIONE 2-[2-(2-METHOXY-PHENOXY)-ETHYL]-ISOINDOLE-1,3-DIONE 26646-63-9 C17H15NO4
(3AS,7AS)-HEXAHYDRO-1H-ISOINDOLE-1,3(2H)-DIONE (3AS,7AS)-HEXAHYDRO-1H-ISOINDOLE-1,3(2H)-DIONE 117307-09-2 C8H11NO2
Amifostine Thiol Dihydrochloride Amifostine Thiol Dihydrochloride 14653-77-1 C5H14N2S
Butyl Itraconazole Butyl Itraconazole 89848-51-1 C35H38Cl2N8O4
Betamethasone 9,11-Epoxide Propionate Betamethasone 9,11-Epoxide Propionate 205105-83-5 C25H32O6
8-Methoxyquinolin-2(1H)-one 8-Methoxyquinolin-2(1H)-one 22614-69-3 C10H9NO2
7-Bromo Epinastine 7-Bromo Epinastine 1217052-16-8 C16H14BrN3
1,3-Bis[4-(2-methoxyethyl)phenoxy]- 1,3-Bis[4-(2-methoxyethyl)phenoxy]- 230975-30-1 C21H28O5
5-Deshydroxymethyl-5-chloro Losartan  (Losartan Impurity K) 5-Deshydroxymethyl-5-chloro Losartan (Losartan Impurity K) 1159977-26-0 C21H20Cl2N6
Desfluoro Fluvoxamine Desfluoro Fluvoxamine 1217214-94-2 C15H22F2N2O2
Nilotinib N-Oxide Nilotinib N-Oxide 1246817-85-5 C28H22F3N7O2
Bis[(2-guanidino-4-thiazolyl)methyl]disulfide Bis[(2-guanidino-4-thiazolyl)methyl]disulfide 129083-44-9 C10H14N8S4
3-AMino-4-(2-chlorophenyl)-6-nitro-2(1H)-quinolinone 3-AMino-4-(2-chlorophenyl)-6-nitro-2(1H)-quinolinone 55198-89-5 C15H10ClN3O3
3-Dehydroxy-3-oxo-4,5-dihydro OxazepaM 3-Dehydroxy-3-oxo-4,5-dihydro OxazepaM 19554-95-1 C15H11ClN2O2
8-DeMethyl Ivabradine 8-DeMethyl Ivabradine 304464-97-9 C26H34N2O5
CitalopraM DiMethylaMinobutanone CitalopraM DiMethylaMinobutanone 1329745-98-3 C25H33FN2O2
[[4-[(3-Methylphenyl)aMino]-3-pyridinyl]sulfonyl]carbaMic Acid Ethyl Ester [[4-[(3-Methylphenyl)aMino]-3-pyridinyl]sulfonyl]carbaMic Acid Ethyl Ester 72810-57-2 C15H17N3O4S
12-Hydroxy Irinotecan 12-Hydroxy Irinotecan 185336-12-3 C33H38N4O7
Losartan IsoMer  IMpurity, PotassiuM Salt Losartan IsoMer IMpurity, PotassiuM Salt 860644-28-6 C22H22ClKN6O
PidotiMod Diketopiperazine-6-propanoic Acid PidotiMod Diketopiperazine-6-propanoic Acid 161771-75-1 C9H12N2O4S
RofluMilast N-Oxide RofluMilast N-Oxide 292135-78-5 C17H14Cl2F2N2O4
EsMolol Acid SodiuM Salt EsMolol Acid SodiuM Salt 83356-60-9 C15H22NNaO4
Thyroxine Ethyl Ester Thyroxine Ethyl Ester 76353-71-4 C17H15I4NO4
Avatrombopag Impurity 64 Avatrombopag Impurity 64
1,2-Benzenedicarboxylicacid,3-amino-,1-ethylester(9CI) 1,2-Benzenedicarboxylicacid,3-amino-,1-ethylester(9CI) 208774-55-4 C10H11NO4
IMp. H (EP): (2R)-2-[(2,2-DiMethylpropanoyl)aMino]-2-(4-hydroxyphenyl)acetic Acid IMp. H (EP): (2R)-2-[(2,2-DiMethylpropanoyl)aMino]-2-(4-hydroxyphenyl)acetic Acid C16H19N3O5S
N-(2-(7-methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)ethyl)acetamide N-(2-(7-methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)ethyl)acetamide 178677-49-1 C15H21NO2
Apixaban Impurity 24 Apixaban Impurity 24 2264018-89-3 C25H26N4O6
AMOXICILLIN TRIHYDRATE IMP. E (EP): (2RS,4S)-2-[[[(2R)-2-AMINO-2-(4-HYDROXYPHENYL)ACETYL]AMINO]METHYL]-5,5-DIMETHYLTHIAZOLIDINE-4-CARBOXYLIC ACID (PENILLOIC ACIDS OF AMOXICILLIN) AMOXICILLIN TRIHYDRATE IMP. E (EP): (2RS,4S)-2-[[[(2R)-2-AMINO-2-(4-HYDROXYPHENYL)ACETYL]AMINO]METHYL]-5,5-DIMETHYLTHIAZOLIDINE-4-CARBOXYLIC ACID (PENILLOIC ACIDS OF AMOXICILLIN)
Amoxicillin EP Impurity Q Amoxicillin EP Impurity Q
Acetonitrile, (3,4-dihydro-7-methoxy-1(2H)-naphthalenylidene)-, (Z)- (9CI) Acetonitrile, (3,4-dihydro-7-methoxy-1(2H)-naphthalenylidene)-, (Z)- (9CI) 178676-66-9 C13H13NO
1-chloro-7-phenyl-Dibenzofuran 1-chloro-7-phenyl-Dibenzofuran 2768180-83-0 C18H11ClO
(E)-2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethan-1-amine (E)-2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethan-1-amine 1371535-54-4 C13H17NO
Ethanone, 2-bromo-1-(5-bromo-4-chloro-2-thienyl)- Ethanone, 2-bromo-1-(5-bromo-4-chloro-2-thienyl)- 1519427-10-1 C6H3Br2ClOS
Alvatrombopag Impurity 84 Alvatrombopag Impurity 84
2-Amino-4-(3-chlorothien-2-yl)-1,3-thiazole 2-Amino-4-(3-chlorothien-2-yl)-1,3-thiazole 339114-12-4 C7H5ClN2S2
(4-Chlorophenyl)[4-(1-Methylethoxy)phenyl]Methanone (Fenofibrate IMpurity) (4-Chlorophenyl)[4-(1-Methylethoxy)phenyl]Methanone (Fenofibrate IMpurity) 154356-96-4 C16H15ClO2
5-Acetyl Rhein 5-Acetyl Rhein 875535-35-6 C17H10O7
7'-Methyl-2'-propyl-1H,3'H-2,5'-bibenzo[d]iMidazole 7'-Methyl-2'-propyl-1H,3'H-2,5'-bibenzo[d]iMidazole 884330-09-0 C18H18N4
5-Des[2-(tert-butylaMino)] BaMbuterol-5-ethanol 5-Des[2-(tert-butylaMino)] BaMbuterol-5-ethanol 112935-93-0 C14H20N2O5
Deoxy Fesoterodine Deoxy Fesoterodine 895137-81-2 C26H37NO2
Bisacodyl Related Compound C (20 mg) (4-[(4-Hydroxyphenyl)(pyridin-2-yl)methyl]phenyl acetate) Bisacodyl Related Compound C (20 mg) (4-[(4-Hydroxyphenyl)(pyridin-2-yl)methyl]phenyl acetate) 72901-16-7 C20H17NO3
(6R,7R)-7-((Z)-2-(2-aMinothiazol-4-yl)-2-(hydroxyiMino)acetaMido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide (6R,7R)-7-((Z)-2-(2-aMinothiazol-4-yl)-2-(hydroxyiMino)acetaMido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide 934986-48-8 C14H13N5O6S2
AMoxicillin iMpurity J AMoxicillin iMpurity J 2088960-43-2 C32H38N6O10S2
8-(2,3-dichlorophenyl)-5,8-diazaspiro[4.5]decan-5-ium bromide 8-(2,3-dichlorophenyl)-5,8-diazaspiro[4.5]decan-5-ium bromide 2043655-58-7 C14H19Cl3N2
N-nitroso-N-methylcyclohexylamine N-nitroso-N-methylcyclohexylamine 5432-28-0 C7H14N2O
Aripiprazole N4-Oxide Aripiprazole N4-Oxide 573691-11-9 C23H27Cl2N3O3
Avatrombopag Impurity 55 Avatrombopag Impurity 55 1039808-70-2 C14H16Cl2N2O3
Benzonitrile, 2-[[4-[(3R)-3-amino-1-piperidinyl]-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinyl]methyl]- Benzonitrile, 2-[[4-[(3R)-3-amino-1-piperidinyl]-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinyl]methyl]- 1634664-96-2 C17H19N5O2
2-(7-Methoxy-3,4-dihydronaphthalen-1-yl)acetic acid 2-(7-Methoxy-3,4-dihydronaphthalen-1-yl)acetic acid 27533-69-3 C13H14O3
Amoxicillin Impurity U(EP) Amoxicillin Impurity U(EP)
Benzonitrile, 2-[(4-chloro-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinyl)methyl]- Benzonitrile, 2-[(4-chloro-3,6-dihydro-2,6-dioxo-1(2H)-pyrimidinyl)methyl]- 2749357-07-9 C12H8ClN3O2
(D-LYS16)-ACTH (1-24) (HUMAN, BOVINE, MOUSE, OVINE, PORCINE, RABBIT, RAT) (D-LYS16)-ACTH (1-24) (HUMAN, BOVINE, MOUSE, OVINE, PORCINE, RABBIT, RAT) 494750-52-6 C136H210N40O31S
Amoxicillin Impurity N(EP) Amoxicillin Impurity N(EP)
Apremilast Impurity 84 Apremilast Impurity 84 2096492-43-0 C22H24N2O8S
Avatrombopag Impurity 65 Avatrombopag Impurity 65
Apremilast Impurity 46 Apremilast Impurity 46
AMoxicillin IMpurity G AMoxicillin IMpurity G C16H19N3O5S
Isatin indicator solution Isatin indicator solution C8H5NO2
O-DesmethylApixabanSulphateNa O-DesmethylApixabanSulphateNa 1118765-14-2 C24H23N5O7S
4-Chloro-2-fluoro-N-methylbenzamide 4-Chloro-2-fluoro-N-methylbenzamide 1343038-33-4 C8H7ClFNO
2(1H)-Pyridinone, 1,1'-[(1E)-1,2-diazenediyldi-4,1-phenylene]bis[5,6-dihydro-3-(4-morpholinyl)- 2(1H)-Pyridinone, 1,1'-[(1E)-1,2-diazenediyldi-4,1-phenylene]bis[5,6-dihydro-3-(4-morpholinyl)- 1998079-15-4 C30H34N6O4
1-Chlor-3-(chlorphenylmethyl)benzol 1-Chlor-3-(chlorphenylmethyl)benzol 13391-39-4 C13H10Cl2
2-Pyridinecarbonitrile, 5-isocyanato-3-(trifluoromethyl)- 2-Pyridinecarbonitrile, 5-isocyanato-3-(trifluoromethyl)- 1950587-21-9 C8H2F3N3O
1,2-Benzenedicarboxylic acid, 3-amino-, 2-ethyl ester 1,2-Benzenedicarboxylic acid, 3-amino-, 2-ethyl ester 1822756-03-5 C10H11NO4
Alogliptin Impurity 26 Alogliptin Impurity 26
(E)-(3,4-Dihydro-7-methoxy-1(2H)-naphthalenylidene)acetonitrile (E)-(3,4-Dihydro-7-methoxy-1(2H)-naphthalenylidene)acetonitrile 178676-65-8 C13H13NO
1,?4-?Piperazinediacetamid?e, N1,?N4-?dimethyl-?N1,?N4-?bis(4-?nitrophenyl)?- 1,?4-?Piperazinediacetamid?e, N1,?N4-?dimethyl-?N1,?N4-?bis(4-?nitrophenyl)?- 2410649-54-4 C22H26N6O6
Apixaban Impurity 20 Apixaban Impurity 20
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