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Reagenzien

In der Analytik bezeichnet man als Reagens einen Stoff, der zur Identifikation eines anderen Stoffes gebraucht wird. Deswegen werden Reagenzien auch Nachweismittel genannt. Nach der Zugabe des Reagens tritt eine chemische Reaktion auf, die eine charakteristische Eigenschaftsänderung (z. B. Farbänderung oder Fällung) bewirkt. Dadurch können bestimmte Ionen oder funktionelle Gruppe nachgewiesen werden. In der Synthesechemie wird ein Reagens zur Modifikation eines Reaktanten benutzt und während der Reaktion verbraucht.

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Structure Chemical Name CAS MF
Ethyl-3-aminobenzoat Ethyl-3-aminobenzoat 582-33-2 C9H11NO2
Ethyl-3,5-dichlor-4-hydroxybenzoat Ethyl-3,5-dichlor-4-hydroxybenzoat 17302-82-8 C9H8Cl2O3
Ethyl-4-ethoxybenzoat Ethyl-4-ethoxybenzoat 23676-09-7 C11H14O3
Ethyl-(phenylsulfonyl)acetat Ethyl-(phenylsulfonyl)acetat 7605-30-3 C10H12O4S
Ethyl-2-bromvalerat Ethyl-2-bromvalerat 615-83-8 C7H13BrO2
Ethyl-7-bromheptanoat Ethyl-7-bromheptanoat 29823-18-5 C9H17BrO2
Ethyl-p-tolylacetat Ethyl-p-tolylacetat 14062-19-2 C11H14O2
Diethyldibutylmalonat Diethyldibutylmalonat 596-75-8 C15H28O4
Ethyl-o-tolylacetat Ethyl-o-tolylacetat 40291-39-2 C11H14O2
4-Chlorbutylacetat 4-Chlorbutylacetat 6962-92-1 C6H11ClO2
2-Methoxyethylchlorformiat 2-Methoxyethylchlorformiat 628-12-6 C4H7ClO3
Diethylbis(hydroxymethyl)malonat Diethylbis(hydroxymethyl)malonat 20605-01-0 C9H16O6
Ethyl-4-hydroxyphenylacetat Ethyl-4-hydroxyphenylacetat 17138-28-2 C10H12O3
P-TOLUENESULFONIC ACID N-OCTYL ESTER P-TOLUENESULFONIC ACID N-OCTYL ESTER 3386-35-4 C15H24O3S
2-(2-Methoxyphenoxy)ethyl-4-methylbenzensulfonate 2-(2-Methoxyphenoxy)ethyl-4-methylbenzensulfonate 137309-88-7 C16H18O5S
ISOBUTYL P-TOLUENESULFONATE ISOBUTYL P-TOLUENESULFONATE 4873-56-7 C11H16O3S
P-TOLUENESULFONIC ACID N-OCTADECYL ESTER P-TOLUENESULFONIC ACID N-OCTADECYL ESTER 3386-32-1 C25H44O3S
(S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate (S)-(+)-5-(Hydroxymethyl)-2-pyrrolidinone p-toluenesulfonate 51693-17-5 C12H15NO4S
Heptyl p-Toluenesulfonate Heptyl p-Toluenesulfonate 24767-82-6 C14H22O3S
N-METHYL-N-(4-NITROBENZYL)AMINE HYDROCHLORIDE N-METHYL-N-(4-NITROBENZYL)AMINE HYDROCHLORIDE 19499-60-6 C8H10N2O2
PROPARGYL P-TOLUENESULFONATE PROPARGYL P-TOLUENESULFONATE 16192-07-7 C10H10O2S
ISOPROPYL P-TOLUENESULFONATE ISOPROPYL P-TOLUENESULFONATE 2307-69-9 C10H14O3S
2-Chlorethyl-toluen-4-sulfonat 2-Chlorethyl-toluen-4-sulfonat 80-41-1 C9H11ClO3S
Dodecyl 4-methylbenzenesulfonate Dodecyl 4-methylbenzenesulfonate 10157-76-3 C19H32O3S
1,3-PROPANEDIOL DI-P-TOLUENESULFONATE 1,3-PROPANEDIOL DI-P-TOLUENESULFONATE 5469-66-9 C17H20O6S2
9-BBN TRIFLATE 9-BBN TRIFLATE 62731-43-5 C9H14BF3O3S
METHANESULFONIC ACID 2-ISOPROPOXYETHYL ESTER METHANESULFONIC ACID 2-ISOPROPOXYETHYL ESTER 235097-76-4 C6H14O4S
2-PYRIDYL TRIFLUOROMETHANESULFONATE 2-PYRIDYL TRIFLUOROMETHANESULFONATE 65007-00-3 C6H4F3NO3S
PENTA(ETHYLENE GLYCOL) DI-P-TOLUENESULFONATE PENTA(ETHYLENE GLYCOL) DI-P-TOLUENESULFONATE 41024-91-3 C24H34O10S2
P-TOLUENESULFONIC ACID 1-BUTYN-3-YL ESTER P-TOLUENESULFONIC ACID 1-BUTYN-3-YL ESTER 53487-52-8 C11H12O3S
Propargyl p-toluenesulfonate Propargyl p-toluenesulfonate 6165-76-0 C10H10O3S
(S)-(+)-1,1'-BI-2-NAPHTHYL DI-P-TOLUENESULFONATE (S)-(+)-1,1'-BI-2-NAPHTHYL DI-P-TOLUENESULFONATE 128575-35-9 C34H26O6S2
Ethyltrifluormethansulfonat Ethyltrifluormethansulfonat 425-75-2 C3H5F3O3S
4-Chlorbenzol-1,3-diamin 4-Chlorbenzol-1,3-diamin 5131-60-2 C6H7ClN2
Cyanmethylbenzolsulfonat Cyanmethylbenzolsulfonat 10531-13-2 C8H7NO3S
2-METHOXYETHYL P-TOLUENESULFONATE 2-METHOXYETHYL P-TOLUENESULFONATE 17178-10-8 C10H14O4S
Ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate Ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate 88767-98-0 C13H15F3O5S
2-Chlorethylmethansulfonat 2-Chlorethylmethansulfonat 3570-58-9 C3H7ClO3S
BUTYL TRIFLATE BUTYL TRIFLATE 75618-25-6 C5H9F3O3S
MONO-6-O-(P-TOLUENESULFONYL)-ALPHA-CYCLODEXTRIN MONO-6-O-(P-TOLUENESULFONYL)-ALPHA-CYCLODEXTRIN 32860-56-3 C43H66O32S
α,α'-Trimethylendinitrilodi-o-kresol α,α'-Trimethylendinitrilodi-o-kresol 120-70-7 C17H18N2O2
Tetrabutylammonium, Salz mit Trifluormethylsulfonsure (1:1) Tetrabutylammonium, Salz mit Trifluormethylsulfonsure (1:1) 35895-70-6 C17H36F3NO3S
Allyl-p-toluolsulfonat Allyl-p-toluolsulfonat 4873-09-0 C10H12O3S
TOLUENE-4-SULFONIC ACID OXETAN-3-YL ESTER TOLUENE-4-SULFONIC ACID OXETAN-3-YL ESTER 26272-83-3 C10H12O4S
3-Butynyl p-toluenesulfonate 3-Butynyl p-toluenesulfonate 23418-85-1 C11H12O3S
2,2-diMethylpropane-1,3-diyl bis(4-Methylbenzenesulfonate) 2,2-diMethylpropane-1,3-diyl bis(4-Methylbenzenesulfonate) 22308-12-9 C19H24O6S2
4-METHOXYPHENYL TRIFLUOROMETHANESULFONATE 4-METHOXYPHENYL TRIFLUOROMETHANESULFONATE 66107-29-7 C8H7F3O4S
1-BUTYL-3-METHYLIMIDAZOLIUM TRIFLUOROMETHANESULFONATE 1-BUTYL-3-METHYLIMIDAZOLIUM TRIFLUOROMETHANESULFONATE 145022-48-6 C9H15F3N2O3S
(R)-(-)-2,2'-Bis(p-toluenesulfonyloxy)-1,1'-binaphthalene (R)-(-)-2,2'-Bis(p-toluenesulfonyloxy)-1,1'-binaphthalene 137568-37-7 C34H26O6S2
2-METHOXYMETHYL METHANSULFONATE 2-METHOXYMETHYL METHANSULFONATE 16427-44-4 C4H10O4S
4-Amino-alpha, alpha, 4-trimethyl-cyclohexan-methanamin 4-Amino-alpha, alpha, 4-trimethyl-cyclohexan-methanamin 80-52-4 C10H22N2
TRIFLUOROMETHANESULFONIC ACID 6-BROMO-2-NAPHTHYL ESTER TRIFLUOROMETHANESULFONIC ACID 6-BROMO-2-NAPHTHYL ESTER 151600-02-1 C11H6BrF3O3S
1,2-BIS(TOSYLOXY)ETHANE 1,2-BIS(TOSYLOXY)ETHANE 6315-52-2 C16H18O6S2
P-TOLUENESULFONIC ACID 3-NITROPHENYL ESTER P-TOLUENESULFONIC ACID 3-NITROPHENYL ESTER 3899-90-9 C13H11NO5S
3,3'-Oxybis(ethylenoxy)bis(propylamin) 3,3'-Oxybis(ethylenoxy)bis(propylamin) 4246-51-9 C10H24N2O3
PIPERAZINE-1-CARBOXAMIDINE PIPERAZINE-1-CARBOXAMIDINE 45695-84-9 C5H12N4
N,N'-Diisopropylethylendiamin N,N'-Diisopropylethylendiamin 4013-94-9 C8H20N2
(±)-Tetrahydro-4-hydroxy-4-methyl-2H-pyran-2-on (±)-Tetrahydro-4-hydroxy-4-methyl-2H-pyran-2-on 674-26-0 C6H10O3
N-HYDROXYPROPIONAMIDINE N-HYDROXYPROPIONAMIDINE 29335-36-2 C3H8N2O
3-PYRIDIN-2-YL-PROPIONAMIDINE 3-PYRIDIN-2-YL-PROPIONAMIDINE 887578-66-7 C8H11N3
N,N,N',N'-Tetramethyltetramethylendiamin N,N,N',N'-Tetramethyltetramethylendiamin 111-51-3 C8H20N2
N,N'-DIPHENYLBENZAMIDINE N,N'-DIPHENYLBENZAMIDINE 33345-17-4 C19H16N2
N-PHENYLBENZAMIDINE N-PHENYLBENZAMIDINE 1527-91-9 C13H12N2
2-Methylpentan-1,5-diamin 2-Methylpentan-1,5-diamin 15520-10-2 C6H16N2
ALPHA-HYDROXY-GAMMA-BUTYROLACTONE ALPHA-HYDROXY-GAMMA-BUTYROLACTONE 19444-84-9 C4H6O3
N,N,N',N'-Tetramethyl-p-phenylendiamin N,N,N',N'-Tetramethyl-p-phenylendiamin 100-22-1 C10H16N2
Tetramethylammoniumtetra-fluoroborat Tetramethylammoniumtetra-fluoroborat 661-36-9 C4H12BF4N
3-FORMYL BENZAMIDINE HYDROCHLORIDE 3-FORMYL BENZAMIDINE HYDROCHLORIDE 57081-01-3 C8H9ClN2O
N-HYDROXY-2-METHYL-BENZAMIDINE N-HYDROXY-2-METHYL-BENZAMIDINE 40312-14-9 C8H10N2O
4-MORPHOLINECARBOXAMIDINE 4-MORPHOLINECARBOXAMIDINE 17238-66-3 C5H11N3O
2,2',3,3'-Tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diol 2,2',3,3'-Tetrahydro-1,1'-spirobi[1H-indene]-7,7'-diol 223137-87-9 C17H16O2
1,3-Bis-(dimethylamino)-butan 1,3-Bis-(dimethylamino)-butan 97-84-7 C8H20N2
2-(4-FLUOROBENZYLSULFONYL)ACETAMIDOXIME 2-(4-FLUOROBENZYLSULFONYL)ACETAMIDOXIME 175276-85-4 C9H11FN2O3S
3-Nitrobenzamidiniumhydrochlorid 3-Nitrobenzamidiniumhydrochlorid 56406-50-9 C7H8ClN3O2
α-Hydroxy-β,β-dimethyl-γ-butyrolacton α-Hydroxy-β,β-dimethyl-γ-butyrolacton 599-04-2 C6H10O3
Bis(dimethylamino)methylsilan Bis(dimethylamino)methylsilan 22705-33-5 C5H16N2Si
N,N'-Dimethyl-N,N'-bis(3-methylaminopropyl)trimethylendiamin N,N'-Dimethyl-N,N'-bis(3-methylaminopropyl)trimethylendiamin 123-67-1 C13H32N4
3-NITRO-BENZENECARBOXIMIDAMIDE 3-NITRO-BENZENECARBOXIMIDAMIDE 3459-99-2 C7H7N3O2
4-CHLORO-BENZAMIDINE 4-CHLORO-BENZAMIDINE 19563-04-3 C7H7ClN2
1-Chlor-N,N,N',N',N'',N''-hexamethylsilantriamin 1-Chlor-N,N,N',N',N'',N''-hexamethylsilantriamin 13307-05-6 C6H18ClN3Si
Methylbis(3-methylaminopropyl)amin Methylbis(3-methylaminopropyl)amin 123-70-6 C9H23N3
N-Propylbenzylamin N-Propylbenzylamin 2032-33-9 C10H15N
2-Pyrimidinecarboximidamide (9CI) 2-Pyrimidinecarboximidamide (9CI) 45695-56-5 C5H6N4
(±)-Dihydro-3-hydroxy-4,4-dimethylfuran-2(3H)-on (±)-Dihydro-3-hydroxy-4,4-dimethylfuran-2(3H)-on 79-50-5 C6H10O3
N-METHYL-2-NITROBENZYLAMINE N-METHYL-2-NITROBENZYLAMINE 56222-08-3 C8H10N2O2
3-FORMYL-AZETIDINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER 3-FORMYL-AZETIDINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER 177947-96-5 C9H15NO3
4-BROMO-N'-HYDROXYBENZENECARBOXIMIDAMIDE 4-BROMO-N'-HYDROXYBENZENECARBOXIMIDAMIDE 19227-14-6 C7H7BrN2O
N'-HYDROXY-2-[3-(TRIFLUOROMETHYL)PHENOXY]ETHANIMIDAMIDE N'-HYDROXY-2-[3-(TRIFLUOROMETHYL)PHENOXY]ETHANIMIDAMIDE 690632-15-6 C9H9F3N2O2
Formamidoxim Formamidoxim 624-82-8 CH4N2O
2-PIPERIDINOACETAMIDOXIME 2-PIPERIDINOACETAMIDOXIME 175136-64-8 C7H15N3O
Potassium cyclopropyltrifluoroborate Potassium cyclopropyltrifluoroborate 1065010-87-8 C3H4BF3K
3-FLUORO-BENZAMIDINE 3-FLUORO-BENZAMIDINE 69491-64-1 C7H7FN2
N,N'-Diphenylbenzamidin N,N'-Diphenylbenzamidin 2556-46-9 C19H16N2
(R)-(+)-1,2-Diaminopropane dihydrochloride (R)-(+)-1,2-Diaminopropane dihydrochloride 19777-67-4 C3H12Cl2N2
N,N'-Dibenzyl-1,3-propanediamine N,N'-Dibenzyl-1,3-propanediamine 10239-34-6 C17H22N2
4-BENZYLPIPERAZINE-1-CARBOXAMIDINE HEMISULFATE 4-BENZYLPIPERAZINE-1-CARBOXAMIDINE HEMISULFATE 7773-69-5 C12H18N4
(2-BROMOBENZYL)METHYLAMINE (2-BROMOBENZYL)METHYLAMINE 698-19-1 C8H10BrN
Heptyl-4-hydroxybenzoat Heptyl-4-hydroxybenzoat 1085-12-7 C14H20O3
4,4'-Ethylendianilin 4,4'-Ethylendianilin 621-95-4 C14H16N2
2-[(4-CHLOROPHENYL)SULFONYL]-N'-HYDROXYETHANIMIDAMIDE 2-[(4-CHLOROPHENYL)SULFONYL]-N'-HYDROXYETHANIMIDAMIDE 70661-64-2 C8H9ClN2O3S
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