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
1,2-Dichlor-3-isocyanatobenzol 1,2-Dichlor-3-isocyanatobenzol 41195-90-8 C7H3Cl2NO
2-FLUORO-5-METHYLPHENYL ISOCYANATE 2-FLUORO-5-METHYLPHENYL ISOCYANATE 190774-50-6 C8H6FNO
Phenyl-2-pyridylketonoxim Phenyl-2-pyridylketonoxim 1826-28-4 C12H10N2O
BIS(2,2,2-TRICHLOROETHYL) AZODICARBOXYLATE BIS(2,2,2-TRICHLOROETHYL) AZODICARBOXYLATE 38857-88-4 C6H4Cl6N2O4
3-METHOXYBENZAMIDINE HYDROCHLORIDE 3-METHOXYBENZAMIDINE HYDROCHLORIDE 26113-44-0 C8H11ClN2O
Phenylamidin Phenylamidin 618-39-3 C7H8N2
2-METHYLPROPANIMIDAMIDE HYDROCHLORIDE 2-METHYLPROPANIMIDAMIDE HYDROCHLORIDE 22007-68-7 C4H11ClN2
4-Methylbenzene-1-carboximidamide hydrochloride 4-Methylbenzene-1-carboximidamide hydrochloride 6326-27-8 C8H11ClN2
N-ISOPROPYLHYDROXYLAMINE HYDROCHLORIDE N-ISOPROPYLHYDROXYLAMINE HYDROCHLORIDE 50632-53-6 C3H10ClNO
DIMETHYLGLYOXIME DISODIUM SALT OCTAHYDRATE DIMETHYLGLYOXIME DISODIUM SALT OCTAHYDRATE 75006-64-3 C4H22N2Na2O10
5-Methyl-1,10-phenanthrolin 5-Methyl-1,10-phenanthrolin 3002-78-6 C13H10N2
Pivalamidinhydrochlorid Pivalamidinhydrochlorid 18202-73-8 C5H13ClN2
Benzaldehydoxim Benzaldehydoxim 932-90-1 C7H7NO
4-Fluorobenzamidine hydrochloride 4-Fluorobenzamidine hydrochloride 456-14-4 C7H8ClFN2
N-Hydroxyacetamidine N-Hydroxyacetamidine 22059-22-9 C2H6N2O
Poly(methyl vinyl ether-alt-maleic anhydride) Poly(methyl vinyl ether-alt-maleic anhydride) 9011-16-9 (C4H2O3.C3H6O)x
PINACOLONE OXIME PINACOLONE OXIME 2475-93-6 C6H13NO
Benzophenonoxim Benzophenonoxim 574-66-3 C13H11NO
4-Fluor-1-naphthoesure 4-Fluor-1-naphthoesure 573-03-5 C11H7FO2
Methylglyoxime Methylglyoxime 1804-15-5 C3H6N2O2
3-Amino-2-benzopyron 3-Amino-2-benzopyron 1635-31-0 C9H7NO2
2-NITRO-4-(TRIFLUOROMETHYL)BENZYL BROMIDE 2-NITRO-4-(TRIFLUOROMETHYL)BENZYL BROMIDE 162333-02-0 C8H5BrF3NO2
1-ACENAPHTHENOL 1-ACENAPHTHENOL 6306-07-6 C12H10O
4-ETHOXYCOUMARIN 4-ETHOXYCOUMARIN 35817-27-7 C11H10O3
1-Epoxyethyl-3,4-epoxy-cyclohexan 1-Epoxyethyl-3,4-epoxy-cyclohexan 106-87-6 C8H12O2
Chlorformamidiniumchlorid Chlorformamidiniumchlorid 29671-92-9 CH4Cl2N2
1,1'-Methylenbis(2-naphthol) 1,1'-Methylenbis(2-naphthol) 1096-84-0 C21H16O2
2-Nitrobenzaldehydoxim 2-Nitrobenzaldehydoxim 6635-41-2 C7H6N2O3
1-Phenylnaphthalin 1-Phenylnaphthalin 605-02-7 C16H12
1,6-Dimethylnaphthalin 1,6-Dimethylnaphthalin 575-43-9 C12H12
3-Nitrostyrol 3-Nitrostyrol 586-39-0 C8H7NO2
ETHYL COUMARIN-3-CARBOXYLATE ETHYL COUMARIN-3-CARBOXYLATE 1846-76-0 C12H10O4
o-Chlorbenzaldehydoxim o-Chlorbenzaldehydoxim 3717-28-0 C7H6ClNO
4-Methoxy-1-naphthol 4-Methoxy-1-naphthol 84-85-5 C11H10O2
2-NAPHTHYL LAURATE 2-NAPHTHYL LAURATE 6343-73-3 C22H30O2
1-(4-Bromophenyl)-naphthlene 1-(4-Bromophenyl)-naphthlene 204530-94-9 C16H11Br
1,5-Dimethylnaphthalin 1,5-Dimethylnaphthalin 571-61-9 C12H12
4-Nitro-1,1':4':1'-terphenyl 4-Nitro-1,1':4':1'-terphenyl 10355-53-0 C18H13NO2
1,4-Dimethylnaphthalin 1,4-Dimethylnaphthalin 571-58-4 C12H12
Dinatrium-5,7-dinitro-8-oxidonaphthalin-2-sulfonat Dinatrium-5,7-dinitro-8-oxidonaphthalin-2-sulfonat 846-70-8 C10H4N2Na2O8S
3-Methylennorbornan-2-on 3-Methylennorbornan-2-on 5597-27-3 C8H10O
2-Naphthylmyristat 2-Naphthylmyristat 7262-80-8 C24H34O2
3-Hydroxy-2',4'-dimethyl-2-naphthanilid 3-Hydroxy-2',4'-dimethyl-2-naphthanilid 92-75-1 C19H17NO2
1-NAPHTHYL PROPIONATE 1-NAPHTHYL PROPIONATE 3121-71-9 C13H12O2
4-CHLOROBENZAMIDINE HYDROIODIDE 4-CHLOROBENZAMIDINE HYDROIODIDE 115297-57-9 C7H8ClIN2
1,6,7-Trimethylnaphthalin 1,6,7-Trimethylnaphthalin 2245-38-7 C13H14
Methyl-3-hydroxy-2-naphthoat Methyl-3-hydroxy-2-naphthoat 883-99-8 C12H10O3
(S)-(+)-1-(1-NAPHTHYL)ETHYL ISOCYANATE (S)-(+)-1-(1-NAPHTHYL)ETHYL ISOCYANATE 73671-79-1 C13H11NO
2-(N-Phenylcarbamoyl)-3-naphthylacetat 2-(N-Phenylcarbamoyl)-3-naphthylacetat 1163-67-3 C19H15NO3
Trifluoroacetamidine Trifluoroacetamidine 354-37-0 C2H3F3N2
DL-6-METHOXY-ALPHA-METHYL-2-NAPHTHALENEMETHANOL DL-6-METHOXY-ALPHA-METHYL-2-NAPHTHALENEMETHANOL 77301-42-9 C13H14O2
6-HYDROXY-4-METHYLCOUMARIN 6-HYDROXY-4-METHYLCOUMARIN 2373-31-1 C10H8O3
4-HYDROXY-6-METHYLCOUMARIN 4-HYDROXY-6-METHYLCOUMARIN 13252-83-0 C10H8O3
Butyraldehydoxim Butyraldehydoxim 110-69-0 C4H9NO
3,3,3-Trifluoropropanal 3,3,3-Trifluoropropanal 460-40-2 C3H3F3O
Sodium formaldehydesulfoxylate dihydrate Sodium formaldehydesulfoxylate dihydrate 6035-47-8 CH7NaO4S
Tetramethylammoniumperchlorat Tetramethylammoniumperchlorat 2537-36-2 C4H12ClNO4
1,1-Diethoxypropan 1,1-Diethoxypropan 4744-08-5 C7H16O2
N-(4-Chlor-2-methylphenyl)-3-(phosphonooxy)naphthalin-2-carboxamid N-(4-Chlor-2-methylphenyl)-3-(phosphonooxy)naphthalin-2-carboxamid 2616-72-0 C18H15ClNO5P
1-Ethyl-2-[3-(1-ethyl-2(1H)-chinolyliden)prop-1-enyl]chinoliniumiodid 1-Ethyl-2-[3-(1-ethyl-2(1H)-chinolyliden)prop-1-enyl]chinoliniumiodid 605-91-4 C25H25IN2
Cyclohexylammoniumbromid Cyclohexylammoniumbromid 26227-54-3 C6H14BrN
4-METHYL-4-NITROVALERALDEHYDE 4-METHYL-4-NITROVALERALDEHYDE 57620-49-2 C6H11NO3
oelsureanhydrid oelsureanhydrid 24909-72-6 C36H66O3
2-(Phosphonooxy)acrylsure, Verbindung mit Cyclohexylamin (1:3) 2-(Phosphonooxy)acrylsure, Verbindung mit Cyclohexylamin (1:3) 35556-70-8 C21H44N3O6P
2-Nitrozimtaldehyd 2-Nitrozimtaldehyd 1466-88-2 C9H7NO3
Choliniodid Choliniodid 17773-10-3 C5H14INO
GLYOXAL DIMETHYL ACETAL GLYOXAL DIMETHYL ACETAL 51673-84-8 C4H8O3
Dihydro-3-(2-propenyl)-2,5-furandion Dihydro-3-(2-propenyl)-2,5-furandion 7539-12-0 C7H8O3
2,3-ANTHRACENEDICARBOXYLIC ANHYDRIDE 2,3-ANTHRACENEDICARBOXYLIC ANHYDRIDE 6812-14-2 C16H8O3
3-(TRIFLUOROMETHYL)PHENYLTRIMETHYLAMMONIUM HYDROXIDE 3-(TRIFLUOROMETHYL)PHENYLTRIMETHYLAMMONIUM HYDROXIDE 68254-41-1 C10H14F3NO
Tetraheptylammoniumiodid Tetraheptylammoniumiodid 3535-83-9 C28H60IN
D-(+)-Glyceraldehyd D-(+)-Glyceraldehyd 453-17-8 C3H6O3
2-CHLOROMALONALDEHYDE 2-CHLOROMALONALDEHYDE 36437-19-1 C3H3ClO2
N,N,N-Triethylaniliniumiodid N,N,N-Triethylaniliniumiodid 1010-19-1 C12H20IN
α-Chlorcinnamaldehyd α-Chlorcinnamaldehyd 18365-42-9 C9H7ClO
N,N,N-Trimethylaniliniumhydroxid N,N,N-Trimethylaniliniumhydroxid 1899-02-1 C9H15NO
Tetrapentylammoniumiodid Tetrapentylammoniumiodid 2498-20-6 C20H44IN
TETRAETHYLAMMONIUM FLUORIDE HYDRATE TETRAETHYLAMMONIUM FLUORIDE HYDRATE 98330-04-2 C8H22FNO
Trimethyl(vinylbenzyl)ammoniumchlorid Trimethyl(vinylbenzyl)ammoniumchlorid 26616-35-3 C12H18ClN
Bicyclo[2.2.2]oct-7-en-2,3:5,6-tetracarbonsuredianhydrid Bicyclo[2.2.2]oct-7-en-2,3:5,6-tetracarbonsuredianhydrid 1719-83-1 C12H8O6
Myristinsureanhydrid Myristinsureanhydrid 626-29-9 C28H54O3
N-1-Naphthylacetamid N-1-Naphthylacetamid 575-36-0 C12H11NO
N-Benzyl-N,N-dimethylaniliniumchlorid N-Benzyl-N,N-dimethylaniliniumchlorid 3204-68-0 C15H18ClN
ARACHIDIC ANHYDRIDE ARACHIDIC ANHYDRIDE 55726-22-2 C40H78O3
(Dichlormethylen)dimethylammoniumchlorid (Dichlormethylen)dimethylammoniumchlorid 33842-02-3 C3H6Cl2N.Cl
Cyclobutane-1,2-dicarboxylic anhydride Cyclobutane-1,2-dicarboxylic anhydride 4462-96-8 C6H6O3
Hexadecyltrimethylammoniumhydroxid Hexadecyltrimethylammoniumhydroxid 505-86-2 C19H43NO
Tetrapentylammoniumchlorid Tetrapentylammoniumchlorid 4965-17-7 C20H44ClN
(2-Benzoyloxyethyl)trimethylammoniumiodid (2-Benzoyloxyethyl)trimethylammoniumiodid 17518-43-3 C12H18INO2
[2-(Acryloyloxy)ethyl]trimethylammoniumchlorid [2-(Acryloyloxy)ethyl]trimethylammoniumchlorid 44992-01-0 C8H16ClNO2
(S)-3,7-Dimethyloct-6-enal (S)-3,7-Dimethyloct-6-enal 5949-05-3 C10H18O
Phenanthren-9-carbaldehyd Phenanthren-9-carbaldehyd 4707-71-5 C15H10O
2,2-Dimethylpent-4-enal 2,2-Dimethylpent-4-enal 5497-67-6 C7H12O
Tetradecanal Tetradecanal 124-25-4 C14H28O
Tetrahexylammoniumhydrogensulfat Tetrahexylammoniumhydrogensulfat 32503-34-7 C24H53NO4S
2-CYCLOHEXYLACETALDEHYDE 2-CYCLOHEXYLACETALDEHYDE 5664-21-1 C8H14O
2-bromo-5-nitrobenzaldehyde 2-bromo-5-nitrobenzaldehyde 84459-32-5 C7H4BrNO3
4,4,4-TRIFLUOROBUTYRALDEHYDE 4,4,4-TRIFLUOROBUTYRALDEHYDE 406-87-1 C4H5F3O
Cholinbromid Cholinbromid 1927-06-6 C5H14BrNO
2-(4-Pyridyl)malondialdehyde 2-(4-Pyridyl)malondialdehyde 51076-46-1 C8H7NO2
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