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
Fondaparinux sodium impurity 15 Fondaparinux sodium impurity 15
Fondaparinux Sodium Impurity 10 Fondaparinux Sodium Impurity 10
Oxacillin sodium  Impurity E Oxacillin sodium Impurity E
Revefenacin Impurity 19 Revefenacin Impurity 19
Caspofungin Impurity 11 Caspofungin Impurity 11
Miglitol Isomer ImpurityA Miglitol Isomer ImpurityA
sodium (6R,7S)-7-(2-mercaptoacetamido)-7-methoxy-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate sodium (6R,7S)-7-(2-mercaptoacetamido)-7-methoxy-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Olodaterol Impurity 33 Olodaterol Impurity 33
(1R,4S)-N-Desmethyl Sertraline Hydrochloride (1R,4S)-N-Desmethyl Sertraline Hydrochloride 675126-08-6 C16H15Cl2N.ClH
3-(4-Formylaminobutyryl)pyridine 3-(4-Formylaminobutyryl)pyridine 887355-56-8 C10H12N2O2
Didesmethyl Erlotinib Hydrochloride Salt Didesmethyl Erlotinib Hydrochloride Salt 183320-12-9 C20H20ClN3O4
Lisinopril R,S,S-Diketopiperazine Lisinopril R,S,S-Diketopiperazine 219677-82-4 C21H29N3O4
4-Chloromethyl-N-[4-methyl-3-[[4-(pyridin-3-yl)pyrimidin-2-yl]amino]phenyl]benzamide 4-Chloromethyl-N-[4-methyl-3-[[4-(pyridin-3-yl)pyrimidin-2-yl]amino]phenyl]benzamide 404844-11-7 C24H20ClN5O
6-Mercaptopurine disulfide 6-Mercaptopurine disulfide 49808-20-0 C10H6N8S2
Dexivacaine Dexivacaine 24358-84-7 C15H22N2O
5-ForMyl-8-hydroxycarbostyril 5-ForMyl-8-hydroxycarbostyril 68304-21-2 C10H7NO3
Capecitabine Related Compound A Capecitabine Related Compound A
1-Pyrrolidineaceticacid,2-(aminocarbonyl)-,(2S)-(9CI) 1-Pyrrolidineaceticacid,2-(aminocarbonyl)-,(2S)-(9CI) 277751-02-7 C7H12N2O3
2-Pyrrolidinecarbonitrile,1-acetyl-,(2S)-(9CI) 2-Pyrrolidinecarbonitrile,1-acetyl-,(2S)-(9CI) 700376-84-7 C7H10N2O
1-Piperazinecarboxylicacid,4-methyl-,ethylester(6CI,9CI) 1-Piperazinecarboxylicacid,4-methyl-,ethylester(6CI,9CI) 59325-11-0 C8H16N2O2
(1S,4R)-4-Amino-2-cyclopenten-1-carboxylic Acid Hydrochloride (1S,4R)-4-Amino-2-cyclopenten-1-carboxylic Acid Hydrochloride 134234-04-1 C6H9NO2
erythronolide B erythronolide B 3225-82-9 C21H38O7
desmethylmianserin desmethylmianserin 71936-92-0 C17H18N2
3-demethylthiocolchicine 3-demethylthiocolchicine 87424-25-7 C21H23NO5S
2,6-di-tert-butyl-4-methylene-2,5-cyclohexadienone 2,6-di-tert-butyl-4-methylene-2,5-cyclohexadienone 2607-52-5 C15H22O
2-acetyl-2-decarboxamidooxytetracycline 2-acetyl-2-decarboxamidooxytetracycline 6542-44-5 C23H25NO8
7,8-dehydro-9,10-desacetyldoxorubicinone 7,8-dehydro-9,10-desacetyldoxorubicinone 64845-67-6 C19H12O6
(S)-4-(4-Nitrobenzyl)-2-oxazolidinone (S)-4-(4-Nitrobenzyl)-2-oxazolidinone 139264-55-4 C10H10N2O4
2-(4-Hydroxymethylphenyl)phenylsulfonamide 2-(4-Hydroxymethylphenyl)phenylsulfonamide 158144-55-9 C15H14O3
4-[2-(CYCLOPROPYLMETHOXY)ETHYL]PHENOL 4-[2-(CYCLOPROPYLMETHOXY)ETHYL]PHENOL 63659-16-5 C12H16O2
2-(2-Chloroethyl)thiophene 2-(2-Chloroethyl)thiophene 19995-38-1 C6H7ClS
N-Methyl Pantoprazole, mixture of 1 and 3 isomers N-Methyl Pantoprazole, mixture of 1 and 3 isomers 624742-53-6 C17H17F2N3O4S
2-[6-(2-hydroxy-2-phenyl-ethyl)-1-methyl-2-piperidyl]-1-phenyl-ethanol 2-[6-(2-hydroxy-2-phenyl-ethyl)-1-methyl-2-piperidyl]-1-phenyl-ethanol 552-72-7 C22H29NO2
4-Amino-1-3,5-di-O-benzoyl-2-deoxy-2,2-difluoro-a-D-erythro-pentofuranosyl)-2(1H)-pyrimidinone 4-Amino-1-3,5-di-O-benzoyl-2-deoxy-2,2-difluoro-a-D-erythro-pentofuranosyl)-2(1H)-pyrimidinone 134790-40-2 C23H19F2N3O6
Granisetron Impurity C Granisetron Impurity C 160177-67-3 C17H22N4O
Betaxolol EP Impurity A Betaxolol EP Impurity A 67193-95-7 C14H23NO2
3,5-Bis(benzyloxy)benzoic acid benzyl ester 3,5-Bis(benzyloxy)benzoic acid benzyl ester 50513-72-9 C28H24O4
[(2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino]methanesulfonic acid [(2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino]methanesulfonic acid 117-38-4 C12H15N3O4S
p-Methylcinnamic acid ethyl ester p-Methylcinnamic acid ethyl ester 24393-49-5 C12H14O2
3-[(2-Hydroxyethyl)amino]propiononitrile 3-[(2-Hydroxyethyl)amino]propiononitrile 33759-44-3 C5H10N2O
2-Amino-5-bromobenzaldehyde 2-Amino-5-bromobenzaldehyde 29124-57-0 C7H6BrNO
(R)-(+)-3-(N-METHYLAMINO)-1-(2-THIENYL)-1-PROPANOL (R)-(+)-3-(N-METHYLAMINO)-1-(2-THIENYL)-1-PROPANOL 116539-57-2 C8H13NOS
3-OXO-3,4-DIHYDROPYRAZINE-2-CARBONITRILE 3-OXO-3,4-DIHYDROPYRAZINE-2-CARBONITRILE 81411-78-1 C5H3N3O
RP 48497 (Eszopiclone Impurity C) RP 48497 (Eszopiclone Impurity C) 148891-53-6 C11H7ClN4O
3-(1-methyl-1H-indole-3-carbonyl)hexanedioic acid 3-(1-methyl-1H-indole-3-carbonyl)hexanedioic acid 1352491-75-8 C16H17NO5
Decladinose Roxithromycin (Roxithromycin Impurity B) Decladinose Roxithromycin (Roxithromycin Impurity B) 214902-82-6 C33H62N2O12
Unii-o0p4I5851i Unii-o0p4I5851i 139563-29-4 C28H37ClN4O2S
Dehydro Lovastatin Dehydro Lovastatin 109273-98-5 C24H34O4
(3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one (3S)-3-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-4,5-dihydro-2-benzoxepin-1(3H)-one 1100617-38-6 C27H20ClNO2
O-Desethyl N-Trityl Candesartan Cilexetil O-Desethyl N-Trityl Candesartan Cilexetil 934495-65-5 C50H44N6O6
N-(Ethylamino) Fluvoxamine
N-(Ethylamino) Fluvoxamine 1217262-11-7 C17H26F3N3O2
Iso Ribavirin (Ribavirin Impurity G) Iso Ribavirin (Ribavirin Impurity G) 39030-43-8 C8H12N4O5
(R)-(+)-Tolvaptan (R)-(+)-Tolvaptan 331947-66-1 C26H25ClN2O3
(Z)-Cefdinir (Z)-Cefdinir 178601-88-2 C14H13N5O5S2
Flucloxacillin impurity E Flucloxacillin impurity E
4-(4-Piperidyl)-1-butanol 4-(4-Piperidyl)-1-butanol 57614-92-3 C9H19NO
Pitavastatin Methyl Ester Pitavastatin Methyl Ester 849811-78-5 C26H26FNO4
1-Cyclopropyl-1,4-dihydro-6,8-dimethoxy-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid 1-Cyclopropyl-1,4-dihydro-6,8-dimethoxy-7-[(4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl]-4-oxo-3-quinolinecarboxylic acid 1029364-73-5 C22H27N3O5
3'-O-(5'-Deoxy-α-D-ribofuranosyl) Capecitabine 3'-O-(5'-Deoxy-α-D-ribofuranosyl) Capecitabine 1262133-64-1 C20H30FN3O9
5-Chlorodescyano CitalopraM Oxalate 5-Chlorodescyano CitalopraM Oxalate 64169-46-6 C21H23ClFNO5
Acyclovir N-Methyl-L-valinate Hydrochloride Acyclovir N-Methyl-L-valinate Hydrochloride 1346617-39-7 C14H23ClN6O4
rac N,N-DidesMethyl-N-(4-hydroxyphenethyl)-O-desMethyl Venlafaxine rac N,N-DidesMethyl-N-(4-hydroxyphenethyl)-O-desMethyl Venlafaxine 1346601-21-5 C22H29NO3
rac-11-Deoxy-8(12)-dehydro Misoprostol rac-11-Deoxy-8(12)-dehydro Misoprostol 1331639-92-9 C22H36O4
5-Nitro-1H-iMidazole-1-ethanol 5-Nitro-1H-iMidazole-1-ethanol 5006-68-8 C5H7N3O3
Iohexol related Compound I Iohexol related Compound I
2,2'-Methylene Bis[Ranitidine] 2,2'-Methylene Bis[Ranitidine] 207592-21-0 C27H44N8O6S2
ChloroMethyl Propyl Carbonate ChloroMethyl Propyl Carbonate 35273-90-6 C5H9ClO3
2-AMino-5-(trifluoroMethoxy)phenyl Thiocyanate 2-AMino-5-(trifluoroMethoxy)phenyl Thiocyanate 1391054-04-8 C8H5F3N2OS
Bisacodyl Related Compound B (20 mg) (2,4'-(Pyridin-2-ylmethylene)diphenol) Bisacodyl Related Compound B (20 mg) (2,4'-(Pyridin-2-ylmethylene)diphenol) 16985-05-0 C18H15NO2
Doxepin Related Compound C (25 mg) ((E-3-(dibenzo[b,e]oxepin-11(6H)-ylidene)-N-methylpropan-1-amine hydrochloride) Doxepin Related Compound C (25 mg) ((E-3-(dibenzo[b,e]oxepin-11(6H)-ylidene)-N-methylpropan-1-amine hydrochloride) 4504-96-5 C18H20ClNO
Ioversol Related Compound B (50 mg) (N,N'-bis(2,3-dihydroxypropyl)-5-[(N-(2-hydroxyethyl)-carbamoyl)methoxy]-2,4,6-triiodoisophthalamide) Ioversol Related Compound B (50 mg) (N,N'-bis(2,3-dihydroxypropyl)-5-[(N-(2-hydroxyethyl)-carbamoyl)methoxy]-2,4,6-triiodoisophthalamide) 104517-96-6 C18H24I3N3O9
Edoxaban Impurity 12 (1R,2R,4S) Edoxaban Impurity 12 (1R,2R,4S) 500572-10-1 C24H30ClN7O4S
paroxetine Mesylate paroxetine Mesylate 217797-14-3 C20H24FNO6S
2-(2-Ethoxyphenoxy)ethyl Methanesulfonate 2-(2-Ethoxyphenoxy)ethyl Methanesulfonate 169506-15-4 C11H16O5S
1-(5-(benzyloxy)-2-hydroxy-3-nitrophenyl)ethanone 1-(5-(benzyloxy)-2-hydroxy-3-nitrophenyl)ethanone 861841-94-3 C15H13NO5
acetylated penicilloic acids of piperacillin acetylated penicilloic acids of piperacillin
penicilloic acids of piperacillin penicilloic acids of piperacillin
RocuroniuMbroMide iMpurity B RocuroniuMbroMide iMpurity B
TetrazepaM IMp. C (EP): 7-Chloro-5-cyclohexyl-1-Methyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one TetrazepaM IMp. C (EP): 7-Chloro-5-cyclohexyl-1-Methyl-1,3-dihydro-2H-1,4-benzodiazepin-2-one
Thiazolylacetyl glycine oxiMe Thiazolylacetyl glycine oxiMe 178949-03-6 C7H8N4O4S
3-O-Decladinosyl-6-O-Methylerythronolide A 3-O-Decladinosyl-6-O-Methylerythronolide A 118058-74-5 C30H55NO10
Desmethyl Ranolazine Desmethyl Ranolazine 755711-09-2 C23H31N3O3
P-[[(1S)-2-(6-AMino-9H-purin-9-yl)-1-Methylethoxy]Methyl]-phosphonic Acid Monoethyl Ester P-[[(1S)-2-(6-AMino-9H-purin-9-yl)-1-Methylethoxy]Methyl]-phosphonic Acid Monoethyl Ester 1255525-18-8 C11H18N5O4P
4-(4-fluoro-3-(piperazine-1-carbonyl)benzyl)phthalazin-1(2H)-one 4-(4-fluoro-3-(piperazine-1-carbonyl)benzyl)phthalazin-1(2H)-one 763111-47-3 C20H19FN4O2
DESVENLAFAXINE SUCCINATE DESVENLAFAXINE SUCCINATE 448904-47-0 C20H31NO6
Desloratadine IMpurity B Desloratadine IMpurity B 117796-50-6 C19H19BrN2
Itraconazole IMpurity B Itraconazole IMpurity B
Benzene, 1-(3-chloropropyl)-3-(trifluoroMethyl)- Benzene, 1-(3-chloropropyl)-3-(trifluoroMethyl)- 82258-76-2 C10H10ClF3
N-Methyl-N-((3S,4S)-4-Methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyriMidin-4-aMine N-Methyl-N-((3S,4S)-4-Methylpiperidin-3-yl)-7H-pyrrolo[2,3-d]pyriMidin-4-aMine 1260614-73-0 C13H19N5
2-(5-oxo-5H-chroMeno[2,3-b]pyridin-7-yl)propanoic acid 2-(5-oxo-5H-chroMeno[2,3-b]pyridin-7-yl)propanoic acid 52549-19-6 C15H11NO4
1H-BenziMidazole, 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]Methyl]sulfinyl]-1-(2,2,2-trifluoroethyl)- 1H-BenziMidazole, 2-[[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]Methyl]sulfinyl]-1-(2,2,2-trifluoroethyl)- 1187926-84-6 C18H15F6N3O2S
4,5-dihydro-a-(hydroxyMethyl)-a,3-diMethyl-5-oxo-1-phenyl-1H-Pyrazole-4-Methanesulfonic acid 4,5-dihydro-a-(hydroxyMethyl)-a,3-diMethyl-5-oxo-1-phenyl-1H-Pyrazole-4-Methanesulfonic acid 1242471-40-4 C13H16N2O5S
16α,17-[(1RS)-Butylidenebis(oxy)]-11β-hydroxy-17-(hydroxyMethyl)-D-hoMoandrosta-1,4-diene-3,17a-dione  (Mixture of DiastereoMers) 16α,17-[(1RS)-Butylidenebis(oxy)]-11β-hydroxy-17-(hydroxyMethyl)-D-hoMoandrosta-1,4-diene-3,17a-dione (Mixture of DiastereoMers) 1040085-99-1 C25H34O6
2-BroMo-1-cyclopropyl-2-(3-fluorophenyl)ethanone 2-BroMo-1-cyclopropyl-2-(3-fluorophenyl)ethanone 1359829-72-3 C11H10BrFO
N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)acetaMide N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)acetaMide 198471-06-6 C18H16N2O4S
N-((S)-1-(((S)-1-Hydroxy-3-Methylbutyl)aMino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxaMide N-((S)-1-(((S)-1-Hydroxy-3-Methylbutyl)aMino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxaMide 289472-81-7 C19H24N4O3
(Z)-N-(2-nitrovinyl)acetaMide (Z)-N-(2-nitrovinyl)acetaMide 1238305-24-2 C4H6N2O3
cefoxitin iMpurity B cefoxitin iMpurity B
pidotiMod iMpurity A pidotiMod iMpurity A
Rivaroxaban iMpurity A Rivaroxaban iMpurity A 931204-39-6 C19H20ClN3O6S
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