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
2-Propylidenepropanedinitrile 2-Propylidenepropanedinitrile 52833-34-8 C6H6N2
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
(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
(2S)-1-[(2S)-2-Methyl-3-Methylsulfinylpropanoyl]pyrrolidine-2-carboxylic acid (2S)-1-[(2S)-2-Methyl-3-Methylsulfinylpropanoyl]pyrrolidine-2-carboxylic acid 78636-31-4 C14H22N2O6S2
Mixture of diastereoisoMers of (6S)-6-N-[3-[(6S)-2-aMino-4,5, 6,7-tetrahydro-1,3-benzothiazol-6-yl]-1-ethyl-2-Methylpropyl]- 4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diaMine Mixture of diastereoisoMers of (6S)-6-N-[3-[(6S)-2-aMino-4,5, 6,7-tetrahydro-1,3-benzothiazol-6-yl]-1-ethyl-2-Methylpropyl]- 4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diaMine
penilloic acids of piperacillin penilloic acids of piperacillin
2-PyrazinecarboxaMide, 6-nitro-3,4-dihydro-3-oxo- 2-PyrazinecarboxaMide, 6-nitro-3,4-dihydro-3-oxo- 259793-97-0 C5H4N4O4
3-Methyl cefdinir 3-Methyl cefdinir 71091-93-5 C13H13N5O5S2
3-Methyl- N-[4-trifluo- roMethyl) phenyl]-4- isoxazole carboxaMide 3-Methyl- N-[4-trifluo- roMethyl) phenyl]-4- isoxazole carboxaMide
2-[[[4-(2,2,2-Trifluoroethoxy)-3-Methyl-1-oxopyridin-2-yl]Methyl]sulfanyl]-1H-benziMidazole 2-[[[4-(2,2,2-Trifluoroethoxy)-3-Methyl-1-oxopyridin-2-yl]Methyl]sulfanyl]-1H-benziMidazole 163119-30-0 C16H14F3N3O2S
(11β,16β)-9-BroMo-11-hydroxy-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4-diene-3,20-dione (11β,16β)-9-BroMo-11-hydroxy-16-Methyl-17,21-bis(1-oxopropoxy)pregna-1,4-diene-3,20-dione 52092-14-5 C28H37BrO7
ClotriMazole IMpurity A ClotriMazole IMpurity A 23593-71-7 C22H17ClN2
9-Nitrominocycline 9-Nitrominocycline 149934-16-7 C23H26N4O9
N-(3,5-DiMethyladaMantan-1-yl)forMaMide N-(3,5-DiMethyladaMantan-1-yl)forMaMide 351329-88-9 C13H21NO
N-(Methylsulfonyl)-4'-nitro-2'-phenoxyMethanesulfonanilide N-(Methylsulfonyl)-4'-nitro-2'-phenoxyMethanesulfonanilide 51765-72-1 C14H14N2O7S2
Olanzapine ThioacetoxyMethylidene IMpurity

Discontinued Olanzapine ThioacetoxyMethylidene IMpurity Discontinued 1320360-87-9 C17H20N4O2S
24R-Calcipotriol 24R-Calcipotriol 112827-99-3 C27H40O3
Methotrexate IMpurity C Methotrexate IMpurity C
Paroxetine EP IMpurity G Paroxetine EP IMpurity G 69675-10-1 C12H14FN
Itraconazole impurity C Itraconazole impurity C
1-cyclopropyl-8-ethoxy-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 1-cyclopropyl-8-ethoxy-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 143158-55-8 C15H13F2NO4
3-((3S,4R)-4-Methyl-3-(Methyl(7H-pyrrolo[2,3-d]pyriMidin-4-yl)aMino)piperidin-1-yl)-3-oxopropanenitrile 3-((3S,4R)-4-Methyl-3-(Methyl(7H-pyrrolo[2,3-d]pyriMidin-4-yl)aMino)piperidin-1-yl)-3-oxopropanenitrile 1092578-48-7 C16H20N6O
4-aMino-5-chloro-2,3-dihydro-N-4-piperidinyl-7-BenzofurancarboxaMide 4-aMino-5-chloro-2,3-dihydro-N-4-piperidinyl-7-BenzofurancarboxaMide 137211-64-4 C14H18ClN3O2
(1S,3S,4R)-Entecavir (1S,3S,4R)-Entecavir 1367369-79-6 C12H15N5O3
Prasugrel Impurity III Prasugrel Impurity III 1391194-50-5 C20H20FNO3S
2-(4-(6-((5-((2-chloro-6-Methylphenyl)carbaMoyl)thiazol-2-yl)aMino)-2-MethylpyriMidin-4-yl)piperazin-1-yl)ethyl acetate 2-(4-(6-((5-((2-chloro-6-Methylphenyl)carbaMoyl)thiazol-2-yl)aMino)-2-MethylpyriMidin-4-yl)piperazin-1-yl)ethyl acetate 1245157-85-0 C24H28ClN7O3S
Ebastine IMpurity F Ebastine IMpurity F 1429071-63-5 C32H39NO3
N-((S)-1-(((R)-1-Hydroxy-3-Methylbutyl)aMino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxaMide N-((S)-1-(((R)-1-Hydroxy-3-Methylbutyl)aMino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxaMide 289472-78-2 C19H24N4O3
cefoxitin iMpurity C cefoxitin iMpurity C
3-((3R,4R)-3-((2-chloro-7H-pyrrolo[2,3-d]pyriMidin-4-yl)(Methyl)aMino)-4-Methylpiperidin-1-yl)-3-oxopropanenitrile 3-((3R,4R)-3-((2-chloro-7H-pyrrolo[2,3-d]pyriMidin-4-yl)(Methyl)aMino)-4-Methylpiperidin-1-yl)-3-oxopropanenitrile 1616761-00-2 C16H19ClN6O
Doxofylline iMpurity Doxofylline iMpurity 254760-82-2 C11H16N4O4
forMoterol iMpurity forMoterol iMpurity
LevetiracetaM IMpurity 4 LevetiracetaM IMpurity 4 1342229-32-6 C10H19NO4
cinacalcet iMpurity 4 cinacalcet iMpurity 4 955373-56-5 C22H20F3N
AztreonaM IMpurity F AztreonaM IMpurity F 102579-57-7 C15H21N5O8S2
BendaMustine Dideschloroethyl IMpurity BendaMustine Dideschloroethyl IMpurity
BroMocriptine IMpurity F BroMocriptine IMpurity F 82773-21-5 C32H40BrN5O5
Cephalexin IMpurity J Cephalexin IMpurity J C16H17N3O4S
Cetirizine IMpurity (4-Chlorobenzophenone) Cetirizine IMpurity (4-Chlorobenzophenone) 2724877-99-8 C21H25ClN2O3
Dasatinib IMpurity 3 Dasatinib IMpurity 3
Deferasirox IMpurity 2 Deferasirox IMpurity 2
Desvenlafaxine (O-DesMethyl Venlafaxine) FuMarate Desvenlafaxine (O-DesMethyl Venlafaxine) FuMarate 93414-04-1 C20H29NO6
EzetiMibe Dehydoxy IMpurity EzetiMibe Dehydoxy IMpurity 204589-58-2 C24H21F2NO2
Flurbiprofen IMpurity E Flurbiprofen IMpurity E
Levocarnitine IMpurity D Levocarnitine IMpurity D
Montelukast EP IMpurity E Montelukast EP IMpurity E 1187586-58-8 C41H46ClNO5S2
Prasugrel IMpurity 6 Prasugrel IMpurity 6
RebaMipide 2-Chloro IMpurity RebaMipide 2-Chloro IMpurity 90098-06-9 C19H15ClN2O4
Ribavirin IMp. F (EP) Ribavirin IMp. F (EP)
RocuroniuM BroMide IMpurity 17 RocuroniuM BroMide IMpurity 17
SalMeterol IMpurity D SalMeterol IMpurity D C25H37NO4
SulbactaM IMpurity A SulbactaM IMpurity A
Tigecycline Metabolite M6 (9-AniMoMinocycline) Tigecycline Metabolite M6 (9-AniMoMinocycline) 149934-19-0 C23H28N4O7
VerapaMil IMpurity G VerapaMil IMpurity G C27H38N2O4
EthanediaMide  iMpurity D EthanediaMide iMpurity D 480452-36-6 C21H30ClN5O5
N-(4-(2-Methyl-5,6-dihydro-4H-benzo[b]oxazolo[5,4-d]azepine-6-carbonyl)phenyl)-[1,1'-biphenyl]-2-carboxaMide N-(4-(2-Methyl-5,6-dihydro-4H-benzo[b]oxazolo[5,4-d]azepine-6-carbonyl)phenyl)-[1,1'-biphenyl]-2-carboxaMide 168626-93-5 C32H25N3O3
Methyl (4-Methylpiperidin-3-yl)carbaMate Methyl (4-Methylpiperidin-3-yl)carbaMate 1204176-45-3 C8H16N2O2
(R)-3-(4-(5-broMo-2-chlorobenzyl)phenoxy)tetrahydrofuran (R)-3-(4-(5-broMo-2-chlorobenzyl)phenoxy)tetrahydrofuran 915095-90-8 C17H16BrClO2
(2S,3R,4S,5S,6R)-2-(3-((5-(4-fluorophenyl)thiophen-2-yl)Methyl)-4-Methylphenyl)-tetrahydro-6-(hydroxyMethyl)-2-Methoxy-2H-pyran-3,4,5-triol (2S,3R,4S,5S,6R)-2-(3-((5-(4-fluorophenyl)thiophen-2-yl)Methyl)-4-Methylphenyl)-tetrahydro-6-(hydroxyMethyl)-2-Methoxy-2H-pyran-3,4,5-triol 1358581-37-9 C25H27FO6S
Levocarnitine iMpurity Levocarnitine iMpurity 6490-20-6 C7H17ClN2O2
3-Hydroxy-4-Methyl-2(5H)-thiophenone 3-Hydroxy-4-Methyl-2(5H)-thiophenone 34876-35-2 C5H6O2S
(1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-diMethyl-8-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl Ester (2Z)-2-Methyl-2-butenoic Acid (1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-diMethyl-8-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl Ester (2Z)-2-Methyl-2-butenoic Acid 1048973-04-1 C24H34O5
(6α)-17,21-Dihydroxy-6-Methylpregna-1,4,9(11)-triene-3,20-dione (6α)-17,21-Dihydroxy-6-Methylpregna-1,4,9(11)-triene-3,20-dione 93269-35-3 C22H28O4
[N(Z)]-N-(3,5-DiMethyl-2(3H)-thiazolylidene)-4-hydroxy-2-Methyl-2H-1,2-benzothiazine-3-carboxaMide 1,1-Dioxide [N(Z)]-N-(3,5-DiMethyl-2(3H)-thiazolylidene)-4-hydroxy-2-Methyl-2H-1,2-benzothiazine-3-carboxaMide 1,1-Dioxide 1262333-25-4 C15H15N3O4S2
Quetiapine Impurity E Quetiapine Impurity E 1371638-05-9 C40H44N6O2S2
2-[3-Carboxy-4-(2-Methylpropoxy)phenyl]-4-Methyl-5-thiazolecarboxylic Acid 2-[3-Carboxy-4-(2-Methylpropoxy)phenyl]-4-Methyl-5-thiazolecarboxylic Acid 1239233-87-4 C16H17NO5S
4-(2-Methylpropyl)benzeneethanol 4-(2-Methylpropyl)benzeneethanol 36039-35-7 C12H18O
Dasatinib DiMeric IMpurity Dasatinib DiMeric IMpurity 910297-61-9 C36H34Cl2N12O2S2
Decarboxy Fexofenadine Decarboxy Fexofenadine 185066-37-9 C31H39NO2
Methotrexate α-Methyl Ester Methotrexate α-Methyl Ester 66147-29-3 C21H24N8O5
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