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
Vonoprazan Impurity 24 Vonoprazan Impurity 24
Amlodipine Impurity 30 Amlodipine Impurity 30 1089674-39-4 C26H31ClN2O8S
Olaparib Impurity 27 Olaparib Impurity 27
Hydrocortisone Impurity 14 Hydrocortisone Impurity 14 C21H30O5
Teneligliptin Impurity 5 Teneligliptin Impurity 5
Erlotinib Hydrochloride iMpurity 54 Erlotinib Hydrochloride iMpurity 54
Vonoprazan Impurity U2 Vonoprazan Impurity U2
Parecoxib SodiuM iMpurity 36 Parecoxib SodiuM iMpurity 36
phenyl (3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4- fluorophenyl)piperidine-1-carboxylate compound phenyl (3R,4R)-3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4- fluorophenyl)piperidine-1-carboxylate compound 105812-85-9 C26H24FNO5
Trelagliptin IMpurity 32 Trelagliptin IMpurity 32
2a,3a,16a,17a-Diepoxy-17b-acetoxy-5a-androstane 2a,3a,16a,17a-Diepoxy-17b-acetoxy-5a-androstane 50588-22-2 C21H30O4
bis(6-(((3S,4R)-4-(4-fluorophenyl)piperidin-3-yl)methoxy)benzo[d][1,3]dioxol-5-yl)methane bis(6-(((3S,4R)-4-(4-fluorophenyl)piperidin-3-yl)methoxy)benzo[d][1,3]dioxol-5-yl)methane 2105932-71-4 C39H40F2N2O6
Tenofovir Impurity 60 Tenofovir Impurity 60
((3R,4S)-4-(4-fluorophenyl)-1-methylpiperidin-3-yl)methyl 4-methylbenzenesulfonate ((3R,4S)-4-(4-fluorophenyl)-1-methylpiperidin-3-yl)methyl 4-methylbenzenesulfonate 1258537-32-4 C20H24FNO3S
Mupirocin Calcium EP Impurity H Mupirocin Calcium EP Impurity H C26H44CaO9
Tricyclo[3.3.1.13,7]decane-1,3-diol, 5-amino- Tricyclo[3.3.1.13,7]decane-1,3-diol, 5-amino- 1382839-19-1 C10H17NO2
(trans)-phenyl 3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4- methoxyphenyl)piperidine-1-carboxylate (trans)-phenyl 3-((benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4- methoxyphenyl)piperidine-1-carboxylate C27H27NO6
Org198786-1 Org198786-1 2412952-96-4 C71H114NNaO46S7
Elagolix Sodium impurity4 Elagolix Sodium impurity4 2248628-92-2 C19H21NO4S
Tadalafil Impurity 45 Tadalafil Impurity 45
(R)-3-((R)-3-(naphthalen-1-yloxy)-1-phenylpropoxy)-1-phenylpropan-1-ol (R)-3-((R)-3-(naphthalen-1-yloxy)-1-phenylpropoxy)-1-phenylpropan-1-ol C28H28O3
(trans)-4-((2-amino-4,5-dibromobenzyl)amino)cyclohexanol (trans)-4-((2-amino-4,5-dibromobenzyl)amino)cyclohexanol C13H18Br2N2O
Edaravone Impurity Edaravone Impurity
1-Butanesulfonic acid, 4-hydroxy-, methyl ester 1-Butanesulfonic acid, 4-hydroxy-, methyl ester 343928-18-7 C5H12O4S
Fesoterodine Impurity 17 Fesoterodine Impurity 17
1-(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)-1,4,8,11-tetraazacyclotetradecane 1-oxide 1-(4-((1,4,8,11-tetraazacyclotetradecan-1-yl)methyl)benzyl)-1,4,8,11-tetraazacyclotetradecane 1-oxide C28H54N8O
Cabozantinib impurity DX2 Cabozantinib impurity DX2 1628530-38-0 C28H24FN3O6
Selegiline Impurity (224Da) Selegiline Impurity (224Da)
Oxybutynin Impurity(MW 481Da) Oxybutynin Impurity(MW 481Da)
Vitamin K1 hydroxylated Impurity Vitamin K1 hydroxylated Impurity
2,2'-(4,10-bis((trans)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic acid 4HCl 2,2'-(4,10-bis((trans)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic acid 4HCl
Cefdinir CP Impurity F Cefdinir CP Impurity F
Ceftazidime Oxide Impurity 1 Ceftazidime Oxide Impurity 1
Nifuratel Impurity 21 Nifuratel Impurity 21
Ornidazole Impurity 15 Ornidazole Impurity 15 105687-87-4 C7H9ClN4O5
2-(Dimethylamino)ethyl 4-methylbenzenesulfonate 2-(Dimethylamino)ethyl 4-methylbenzenesulfonate 123091-15-6 C11H17NO3S
Vildagliptin I Impurity Vildagliptin I Impurity 1811569-16-0 C7H9IN2O
Pregabalin Impurity 38 Pregabalin Impurity 38 1141362-94-8 C8H15NO2
6,6'-oxybis(3-formylbenzonitrile) 6,6'-oxybis(3-formylbenzonitrile)
4-乙基-2,3-二氧代-N-苯基哌嗪-1-甲酰胺 4-乙基-2,3-二氧代-N-苯基哌嗪-1-甲酰胺 65322-79-4 C13H15N3O3
Cabozantinib Impurity EXA Cabozantinib Impurity EXA 1431468-36-8 C17H14F2N2O2
Tafluprost Impurity 13 Tafluprost Impurity 13
GLICLAZIDE IMPURITY B GLICLAZIDE IMPURITY B
ISOPROMETHAZINE HYDROCHLORIDE ISOPROMETHAZINE HYDROCHLORIDE 5568-90-1 C17H21ClN2S
ZOLPIDEM IMPURITY A ZOLPIDEM IMPURITY A 1346600-85-8 C19H21N3O
Carbamic acid, N-[(1S,2S,4S)-2-hydroxy-4-[[(2-methylpropoxy)carbonyl]amino]-5-phenyl-1-(phenylmethyl)pentyl]-, 5-thiazolylmethyl ester Carbamic acid, N-[(1S,2S,4S)-2-hydroxy-4-[[(2-methylpropoxy)carbonyl]amino]-5-phenyl-1-(phenylmethyl)pentyl]-, 5-thiazolylmethyl ester 1010809-39-8 C28H35N3O5S
Piperazine, 1,4-bis[2-[(2,4-dimethylphenyl)thio]phenyl]- Piperazine, 1,4-bis[2-[(2,4-dimethylphenyl)thio]phenyl]- 2243045-82-9 C32H34N2S2
2-amino-4-methoxy-5-(3-morpholin-4-ylpropoxy)benzoic acid 2-amino-4-methoxy-5-(3-morpholin-4-ylpropoxy)benzoic acid 1640351-46-7 C15H22N2O5
3-Desoxyvitamin D3 3-Desoxyvitamin D3 69662-75-5 C27H44
cis-Vitamin K2 cis-Vitamin K2 65061-19-0 C31H40O2
N,N'-((5-methylisoxazole-3,4-diyl)bis(3,1-phenylenesulfonyl))dipropionamide disodium salt N,N'-((5-methylisoxazole-3,4-diyl)bis(3,1-phenylenesulfonyl))dipropionamide disodium salt
Zanubrutinib Impurity Zanubrutinib Impurity
(O-Isobutyryl (R)-Fesoterodine (O-Isobutyryl (R)-Fesoterodine 1795786-25-2 C30H43NO4
Cefdinir Degradation Impurity 1 Cefdinir Degradation Impurity 1
Cephalexin Impurity C2 Cephalexin Impurity C2
Cefalexin Ethyl Homolog 2 Impurity Cefalexin Ethyl Homolog 2 Impurity
Piperacillin Impurity P Piperacillin Impurity P
1,1'-(((2R,2'R,4R,4'R)-4,4'-(oxybis(methylene))bis(2-(2,4-difluoro phenyl)tetrahydrofuran-4,2-diyl))bis(methylene))bis(1H-1,2,4-triazole) 1,1'-(((2R,2'R,4R,4'R)-4,4'-(oxybis(methylene))bis(2-(2,4-difluoro phenyl)tetrahydrofuran-4,2-diyl))bis(methylene))bis(1H-1,2,4-triazole) 2256739-22-5 C28H28F4N6O3
8-((R)-1-acryloylpiperidin-3-yl)-10-(4-phenoxyphenyl)-1,10b-dihydropyrazolo[4,3-e]pyrimido[1,2-c]pyrimidin-2(8H)-one 8-((R)-1-acryloylpiperidin-3-yl)-10-(4-phenoxyphenyl)-1,10b-dihydropyrazolo[4,3-e]pyrimido[1,2-c]pyrimidin-2(8H)-one
Levosimendan Impurity 16 Levosimendan Impurity 16 2290570-69-1 C11H12N2O
Tolvaptan Impurity 11 Tolvaptan Impurity 11 331947-69-4 C16H14ClNO2
(S)-2-((R)-2,5-dioxo-3-propylpyrrolidin-1-yl)butanamide (S)-2-((R)-2,5-dioxo-3-propylpyrrolidin-1-yl)butanamide 2432911-31-2 C11H18N2O3
(S)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide (S)-N-((S)-1-amino-1-oxobutan-2-yl)-3-(bromomethyl)hexanamide
Peramivir Impurity 17 Peramivir Impurity 17
Peramivir Impurity 23 Peramivir Impurity 23
Silodosin Carboxylic Acid Impurity Silodosin Carboxylic Acid Impurity 1431373-77-1 C25H31F3N2O5
Pramipexole Impurity M Pramipexole Impurity M
Premastast Impurity 2 Premastast Impurity 2
Peramivir Impurity 26 Peramivir Impurity 26
Peramivir Impurity 34 Peramivir Impurity 34
(S)-2-(1-azabicyclo[2.2.2]oct-3-yl)-2,4,5,6-tetrahydro-1H-benz[de]isoquinolin-1-one hydrochloride (S)-2-(1-azabicyclo[2.2.2]oct-3-yl)-2,4,5,6-tetrahydro-1H-benz[de]isoquinolin-1-one hydrochloride
Imatinib impurity BY Imatinib impurity BY
6β-Methylprednisolone 6β-Methylprednisolone 18462-27-6 C22H30O5
DEXTROMETHORPHAN N-OXIDE DEXTROMETHORPHAN N-OXIDE 1177494-18-6 C18H25NO2
1-[(2-CHLOROPHENYL)DIPHENYLMETHYL]-1H-PYRAZOLE 1-[(2-CHLOROPHENYL)DIPHENYLMETHYL]-1H-PYRAZOLE C22H17ClN2
Celecoxib Impurity 2 Celecoxib Impurity 2 948293-46-7 C11H9F3N2
1-METHYL-4-PHENYL-3-(TRIFLUOROMETHYL)-1H-PYRAZOL-5-AMINE 1-METHYL-4-PHENYL-3-(TRIFLUOROMETHYL)-1H-PYRAZOL-5-AMINE 63156-74-1 C11H10F3N3
AURORA KA-7735 AURORA KA-7735 6487-86-1 C9H13NO2
Sugammadex sodium Impurity 45 Sugammadex sodium Impurity 45
Carboprost Trometamol 1 Carboprost Trometamol 1
Tenofovir Impurity 113 Tenofovir Impurity 113 1335287-28-9 C11H13IN4O
Cefazolin USP Impurity L-δ3 Cefazolin USP Impurity L-δ3
Cabozantinib impurity 38 Cabozantinib impurity 38
2-epi-(-)-EMtricitabine 2-epi-(-)-EMtricitabine 145416-34-8 C8H10FN3O3S
Parent nucleus of cefotiaM hydrochloride Parent nucleus of cefotiaM hydrochloride 372092-19-8 C13H21N7O3S2
Bisacodyl Related Compound E (20 mg) (2-[(4-Acetoxyphenyl)(pyridin-2-yl)methyl]phenyl acetate) Bisacodyl Related Compound E (20 mg) (2-[(4-Acetoxyphenyl)(pyridin-2-yl)methyl]phenyl acetate) 111664-35-8 C22H19NO4
6-(2,5-dichlorophenyl)-1,3,5-Triazine-2,4(1H,3H)-dione 6-(2,5-dichlorophenyl)-1,3,5-Triazine-2,4(1H,3H)-dione 30222-00-5 C9H5Cl2N3O2
(2'R)-2'-Deoxy-2'-fluoro-2'-Methyl-uridine 3',5'-dibenzoate (2'R)-2'-Deoxy-2'-fluoro-2'-Methyl-uridine 3',5'-dibenzoate 863329-65-1 C24H21FN2O7
Celecoxib iMpurity-A Celecoxib iMpurity-A
EMtricitabine iMpurity A EMtricitabine iMpurity A
RocuroniuMbroMide iMpurity D RocuroniuMbroMide iMpurity D
(3S,4R)-4-(4-Fluorophenyl)piperidine-3-Methanol Hydrochloride (3S,4R)-4-(4-Fluorophenyl)piperidine-3-Methanol Hydrochloride 220548-73-2 C12H17ClFNO
LaMotrigine IMpurity D LaMotrigine IMpurity D 661463-79-2 C9H5Cl2N3O2
DeMethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride DeMethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride 139756-27-7 C15H15ClN4O4S
Rizatriptan IMpurity B Rizatriptan IMpurity B 1016900-28-9 C13H15ClN5
rac Adrenaline IMpurity D rac Adrenaline IMpurity D 1095714-91-2 C16H19NO3
2-(1-Methylethenyl)-6-(1-Methylethyl)phenol 2-(1-Methylethenyl)-6-(1-Methylethyl)phenol 74926-89-9 C12H16O
Irinotecan IMpurity G Irinotecan IMpurity G 947687-02-7 C35H42N4O6
5-[Bis(2-hydroxyethyl)aMino]-1-Methyl-1H-benziMidazole-2-butanoic Acid 5-[Bis(2-hydroxyethyl)aMino]-1-Methyl-1H-benziMidazole-2-butanoic Acid 109882-30-6 C16H23N3O4
5-Chloro-6'-Methyl-3-[4-(Methylsulfonyl)phenyl]-2,3'-bipyridine 1'-Oxide 5-Chloro-6'-Methyl-3-[4-(Methylsulfonyl)phenyl]-2,3'-bipyridine 1'-Oxide 325855-74-1 C18H15ClN2O3S
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