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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
Spectinomycin Impurity E Spectinomycin Impurity E
3-butyl-3-hydroxy-2-benzofuran-1-one 3-butyl-3-hydroxy-2-benzofuran-1-one 162050-42-2 C12H14O3
(4S,4aS,5aR,12aS)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide (minocycline) (4S,4aS,5aR,12aS)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide (minocycline)
(R)-10-(2,4,5-trifluorobenzyl)-3-(trifluoromethyl)-6,7,10,11-tetrahydro-[1,2,4]triazolo[3,4-c][1,4,7]triazecine-8,12(5H,9H)-dione (R)-10-(2,4,5-trifluorobenzyl)-3-(trifluoromethyl)-6,7,10,11-tetrahydro-[1,2,4]triazolo[3,4-c][1,4,7]triazecine-8,12(5H,9H)-dione 2088771-61-1 C16H13F6N5O2
N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine N-((3R,4S)-1-benzyl-4-methylpiperidin-3-yl)-N-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine 1092578-45-4 C20H25N5
846023-56-1 846023-56-1 846023-56-1 C26H31Cl2N5O4
Prednisone impurity D (EP) Prednisone impurity D (EP) 10184-69-7 C21H26O4
Lisinopril EP Impurity G Lisinopril EP Impurity G 1356839-89-8 C42H60N6O9
2-hexanoylbenzoic acid 2-hexanoylbenzoic acid 857538-11-5 C13H16O3
Blonanserin N-Oxide Blonanserin N-Oxide 142838-82-2 C23H30FN3O
Levofloxacin Impurity 11 Levofloxacin Impurity 11 106939-42-8 C9H9F2NO
Rabeprazole Impurity 2 Rabeprazole Impurity 2 1807988-36-8 C18H19N3O4
Tenofovir Related Compound 14 Tenofovir Related Compound 14 1244022-52-3 C8H11N5O
N-(2-methyl-5-nitrophenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamide N-(2-methyl-5-nitrophenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)acetamide C18H15N5O3
N-(5-(benzyl(methyl)amino)-2-methylphenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)formamide N-(5-(benzyl(methyl)amino)-2-methylphenyl)-N-(4-(pyridin-3-yl)pyrimidin-2-yl)formamide C25H23N5O
1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid 1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid 956011-26-0 C14H10FN3O2
Nicorandil Impurity 4 Dinitrate Nicorandil Impurity 4 Dinitrate 1798026-96-6 C16H17N5O5
WIXOVOWSUCEDGS-UHFFFAOYSA-N WIXOVOWSUCEDGS-UHFFFAOYSA-N 1346603-05-1 C15H20O5
YXSRVOWUJUXDLJ-UHFFFAOYSA-N YXSRVOWUJUXDLJ-UHFFFAOYSA-N 1618107-97-3 C18H18FNO2S
S-2-Benzothiazolyl-2-amino-±-(methoxyimino)-4-thiazolethiolacetate S-2-Benzothiazolyl-2-amino-±-(methoxyimino)-4-thiazolethiolacetate 1684396-27-7 C13H10N4O2S3
4-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-cyclopentene-1-carboxylic acid methyl ester 4-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-cyclopentene-1-carboxylic acid methyl ester 168683-02-1 C12H19NO4
KNKJEUNXMFFFDU-LZHIOSKDSA-N KNKJEUNXMFFFDU-LZHIOSKDSA-N 138804-88-3 C25H34O6
MONO-DESACETYL FAMCICLOVIR MONO-DESACETYL FAMCICLOVIR 104227-88-5 C12H17N5O3
(E)-5-(2-CARBOXYVINYL)-2'-DEOXYURIDINE (E)-5-(2-CARBOXYVINYL)-2'-DEOXYURIDINE 74131-06-9 C12H14N2O7
5-Decyano 5-(Ethyl Formate) Milrinone 5-Decyano 5-(Ethyl Formate) Milrinone 80442-07-5 C14H14N2O3
25-DESACETYL RIFAMPICIN 25-DESACETYL RIFAMPICIN 16783-99-6 C41H56N4O11
ETHYL 2-CYCLOHEXYL-2-HYDROXY-PHENYLACETATE ETHYL 2-CYCLOHEXYL-2-HYDROXY-PHENYLACETATE 31197-69-0 C16H22O3
1-(4-methoxyphenyl)-2-methylpropan-2-ol 1-(4-methoxyphenyl)-2-methylpropan-2-ol 35144-39-9 C11H16O2
1,8-bis(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)-1,4,8,11-tetraazacyclotetradecane 1,8-bis(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)-1,4,8,11-tetraazacyclotetradecane 414858-02-9 C46H84N12
butyl 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoate butyl 3-((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoate 2227199-31-5 C20H29N5O3
ethyl 2-((E)-5-((E)-2-methyl-3-phenylallylidene)-4-oxo-2-thioxothiazolidin-3-yl)acetate ethyl 2-((E)-5-((E)-2-methyl-3-phenylallylidene)-4-oxo-2-thioxothiazolidin-3-yl)acetate 682775-71-9 C17H17NO3S2
Ethyl-4-hydroxy-2-methyl-2H-1,2-benzothiazin-3-carboxylat-1,1-dioxid Ethyl-4-hydroxy-2-methyl-2H-1,2-benzothiazin-3-carboxylat-1,1-dioxid 24683-26-9 C12H13NO5S
Sugammadex Sugammadex 1378831-29-8 C6H10O3S2
1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride 70918-74-0 C13H17ClN2O3
[4-[2-[(4-chlorobenzoyl)amino]ethyl]phenyl] 4-chlorobenzoate [4-[2-[(4-chlorobenzoyl)amino]ethyl]phenyl] 4-chlorobenzoate 41859-56-7 C22H17Cl2NO3
N-(2,4-DICHLORO-5-HYDROXYPHENYL)ACETAMIDE N-(2,4-DICHLORO-5-HYDROXYPHENYL)ACETAMIDE 67669-19-6 C8H7Cl2NO2
2-CHLOROMETHYL-3-METHYL-4-(2,2,2-TRIFLUOROETHOXY)PYRIDINE 2-CHLOROMETHYL-3-METHYL-4-(2,2,2-TRIFLUOROETHOXY)PYRIDINE 128430-66-0 C9H9ClF3NO
1-(2,3-EPOXYPROPYL)-2-METHYL-5-NITROIMIDAZOLE 1-(2,3-EPOXYPROPYL)-2-METHYL-5-NITROIMIDAZOLE 16773-52-7 C7H9N3O3
Bendamustine Related Impurity 12 Bendamustine Related Impurity 12
Bendamustine Related Impurity 3 Bendamustine Related Impurity 3
Edoxaban Impurity 26 (1R,2S,4R) Edoxaban Impurity 26 (1R,2S,4R) 1255529-33-9 C21H30ClN5O5
Ezetimibe Impurity 36 Ezetimibe Impurity 36 1809031-15-9 C39H46F2N2O5Si2
Linagliptin Impurity 29 Linagliptin Impurity 29 2074688-82-5 C58H58N16O6
Methylprednisolone Acetate EP Impurity H Methylprednisolone Acetate EP Impurity H 1968-76-9 C24H32O4
Rivaroxaban Impurity 44 Rivaroxaban Impurity 44
Sitafloxacin Impurity 3 Sitafloxacin Impurity 3 C23H10Cl2F4N2O6
Tenofovir Impurity 39 Tenofovir Impurity 39
Ticagrelor Related Compound 82 Ticagrelor Related Compound 82
Vonoprazan Impurity 20 Vonoprazan Impurity 20
N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(4-methoxyphenoxy)propyl]-1-piperazineacetamide N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(4-methoxyphenoxy)propyl]-1-piperazineacetamide 1393717-45-7 C24H33N3O4
methyl (4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]
pyridin-3-yl)pyrimidin-5-yl)(ethyl)carbamate methyl (4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b] pyridin-3-yl)pyrimidin-5-yl)(ethyl)carbamate 1361570-27-5 C21H21FN8O2
Cefathiamidine Impurity G Cefathiamidine Impurity G
Olaparib Impurity P Olaparib Impurity P
Ozagrel Impurity 1 Ozagrel Impurity 1
Pidotimod Impurity P Pidotimod Impurity P
Pitavastatin Impurity 11 Pitavastatin Impurity 11
Pramipexole Impurity 18 Pramipexole Impurity 18
Tenofovir disoproxil Impurity 18 Tenofovir disoproxil Impurity 18
Tenofovir Impurity 50 Tenofovir Impurity 50
Darunavir Darunavir 1526916-57-3 C22H31N3O5S
(S)-3-(4-(2,5-dibromobenzyl)phenoxy)tetrahydrofuran (S)-3-(4-(2,5-dibromobenzyl)phenoxy)tetrahydrofuran C17H16Br2O2
Metronidazole Impurity 2 Metronidazole Impurity 2
ethyl 2-(3-cyano-4-isopropoxyphenyl)-4-methylthiazole-5-
carboxylate ethyl 2-(3-cyano-4-isopropoxyphenyl)-4-methylthiazole-5- carboxylate 144060-84-4 C17H18N2O3S
Dasatinib Impurity 24 Dasatinib Impurity 24
Pregabalin Impurity 19 Pregabalin Impurity 19 89015-27-0 C11H14O3
diethyl 2-(2-bromoethyl)-malonate diethyl 2-(2-bromoethyl)-malonate 18721-64-7 C9H15BrO4
methyl 2,5-dihydroxybenzenesulfonate methyl 2,5-dihydroxybenzenesulfonate C7H8O5S
4-(1-(dimethylamino)ethyl)phenyl ethyl(methyl)carbamate 2,3- dihydroxysuccinate 4-(1-(dimethylamino)ethyl)phenyl ethyl(methyl)carbamate 2,3- dihydroxysuccinate 123441-05-4 C14H22N2O2
Dapagliflozin mono acetyl impurity Dapagliflozin mono acetyl impurity 1632287-34-3 C23H27ClO7
Piperacillin Impurity 3 Piperacillin Impurity 3
Varenicline Impurity 5 Varenicline Impurity 5 950781-87-0 C11H13N3O2
4-MORPHOLIN-4-YL-1,2,5-THIADIAZOL-3-OL 4-MORPHOLIN-4-YL-1,2,5-THIADIAZOL-3-OL 30165-97-0 C6H9N3O2S
Amlodipine Impurity 29 Amlodipine Impurity 29 93848-82-9 C22H27ClN2O6
Amlodipine Impurity 34 Amlodipine Impurity 34 C26H31ClN2O8S
1-benzyl-4-(piperidin-1-yl)-1,2,3,6-tetrahydropyridine 1-benzyl-4-(piperidin-1-yl)-1,2,3,6-tetrahydropyridine 53877-76-2 C17H24N2
Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- Pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-9,11-epoxy-16,17-dihydroxy-, (9β,11β,16α)- 58404-37-8 C23H28O7
TYRPHOSTIN AG 1290 TYRPHOSTIN AG 1290 160391-70-8 C10H6N2O6
N-[1-(4-methoxyphenyl)-2-methylpropan-2-yl]acetamide N-[1-(4-methoxyphenyl)-2-methylpropan-2-yl]acetamide 926319-54-2 C13H19NO2
Cetirizine EP Impurity B(base) Cetirizine EP Impurity B(base) 942193-17-1 C19H21ClN2O2
Dezocine Impurity 3 Dezocine Impurity 3 100667-16-1 C16H21NO2
Ertapenem Impurity 10 Ertapenem Impurity 10 357154-27-9 C22H27N3O8S
loteprednol Impurity 8 loteprednol Impurity 8 207670-54-0 C24H29ClO7
Nimodipine Impurity 4 Nimodipine Impurity 4 74936-69-9 C18H20N2O6
Paroxetine Impurity 45 Paroxetine Impurity 45 1396174-70-1 C19H20FNO3
Tazobactam Impurity 5 Tazobactam Impurity 5 115546-67-3 C21H20ClNO3S
Tigecycline Impurity 2 Tigecycline Impurity 2 1422262-97-2 C29H39N5O8
Empagliflozin Impurity 34 Empagliflozin Impurity 34
Sugammadex Impurity 22 Sugammadex Impurity 22 2412952-94-2 C72H113NaO48S8
Febuxostat Febuxostat 1312815-36-3 C20H25NO4S
Itraconazole Impurity 34 Itraconazole Impurity 34 103661-14-9 C14H15Cl2N3O5S
Lansoprazole Impurity 34 Lansoprazole Impurity 34 1357726-93-2 C7H8N2O3
Meloxicam Impurity 1 HCl Meloxicam Impurity 1 HCl 929568-25-2 C4H7ClN2O
Palonosetron Impurity 11 Palonosetron Impurity 11 2216753-67-0 C18H24N2O
Dapagliflozin Impurity 10 Dapagliflozin Impurity 10 461432-27-9 C21H25ClO7
Levetiracetam impurity 2 Levetiracetam impurity 2 1341459-52-6 C8H17N3O2
(S)-5-chloro-N-(3-(5-chlorothiophene-2-carboxamido)-2- hydroxypropyl)-N-(4-(3-oxomorpholino)phenyl)thiophene-2- carboxamide (S)-5-chloro-N-(3-(5-chlorothiophene-2-carboxamido)-2- hydroxypropyl)-N-(4-(3-oxomorpholino)phenyl)thiophene-2- carboxamide 2204368-63-6 C23H21Cl2N3O5S2
Ezetimibe Impurity 38 Ezetimibe Impurity 38 1701462-59-0 C45H58F2N2O5Si2
Indapamide Impurity F Indapamide Impurity F 62574-66-7 C7H3Cl3O3S
Moxifloxacin Impurity 38 Moxifloxacin Impurity 38 1262758-66-6 C21H24FN3O5
Nimodipine  Impurity 3 Nimodipine Impurity 3 101072-61-1 C11H9NO5
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