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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
Alizarin Alizarin 72-48-0 C14H8O4
2-Hydroxy-1,4-naphthochinon 2-Hydroxy-1,4-naphthochinon 83-72-7 C10H6O3
1,8-Naphthylendiamin 1,8-Naphthylendiamin 479-27-6 C10H10N2
9-Amino minocycline hydrochloride 9-Amino minocycline hydrochloride 149934-21-4 C23H29ClN4O7
2-Naphthylacetat 2-Naphthylacetat 1523-11-1 C12H10O2
1-Pyrenamin 1-Pyrenamin 1606-67-3 C16H11N
Naphthalin-1,6-diol Naphthalin-1,6-diol 575-44-0 C10H8O2
Dichlon (ISO) Dichlon (ISO) 117-80-6 C10H4Cl2O2
9,10-Phenanthrenchinon 9,10-Phenanthrenchinon 84-11-7 C14H8O2
5,6,7,8-Tetrahydro-2-naphthol 5,6,7,8-Tetrahydro-2-naphthol 1125-78-6 C10H12O
Benzo[def]chrysen Benzo[def]chrysen 50-32-8 C20H12
1-Pyrenylboronic acid 1-Pyrenylboronic acid 164461-18-1 C16H11BO2
9,10-Diphenylanthracen 9,10-Diphenylanthracen 1499-10-1 C26H18
2,2'-Dihydroxy-4'-sulfo-1,1'-azonaphthalin-3-carbonsure 2,2'-Dihydroxy-4'-sulfo-1,1'-azonaphthalin-3-carbonsure 3737-95-9 C21H14N2O7S
9-(Chlormethyl)anthracen 9-(Chlormethyl)anthracen 24463-19-2 C15H11Cl
Naphthalin-1-ethanol Naphthalin-1-ethanol 773-99-9 C12H12O
1-Amino-7-naphthol 1-Amino-7-naphthol 118-46-7 C10H9NO
1-(2-Pyridylazo)-2-naphthol 1-(2-Pyridylazo)-2-naphthol 85-85-8 C15H11N3O
4-(4-Nitrophenylazo)resorcin 4-(4-Nitrophenylazo)resorcin 74-39-5 C12H9N3O4
4-Nitroanisol 4-Nitroanisol 100-17-4 C7H7NO3
Acetoacetanilid Acetoacetanilid 102-01-2 C10H11NO2
N,N-Diethyl-p-phenylendiamin N,N-Diethyl-p-phenylendiamin 93-05-0 C10H16N2
2-Methoxy-5-(trifluoromethyl)aniline 2-Methoxy-5-(trifluoromethyl)aniline 349-65-5 C8H8F3NO
2-Chlor-3-nitrotoluol 2-Chlor-3-nitrotoluol 3970-40-9 C7H6ClNO2
1-Aminopropan-2-ol 1-Aminopropan-2-ol 78-96-6 C3H9NO
Bis(p-nitrophenyl)carbonat Bis(p-nitrophenyl)carbonat 5070-13-3 C13H8N2O7
2-Naphthalenemethanol 2-Naphthalenemethanol 1592-38-7 C11H10O
2,3-Dihydro-5-nitroindol-2,3-dion 2,3-Dihydro-5-nitroindol-2,3-dion 611-09-6 C8H4N2O4
3-Chloro-4-fluorobenzylamine 3-Chloro-4-fluorobenzylamine 72235-56-4 C7H7ClFN
N,N,N',N'-Tetrakis(4-methylphenyl)-benzidine N,N,N',N'-Tetrakis(4-methylphenyl)-benzidine 76185-65-4 C40H36N2
(Z)-Octadec-9-enylamin (Z)-Octadec-9-enylamin 112-90-3 C18H37N
N'-(Ethylkohlenstoffimidoyl)-N,N-dimethylpropan-1,3-diamin N'-(Ethylkohlenstoffimidoyl)-N,N-dimethylpropan-1,3-diamin 1892-57-5 C8H17N3
3-(Bromacetyl)pyridiniumbromid 3-(Bromacetyl)pyridiniumbromid 17694-68-7 C7H7Br2NO
N-Ethyl-o-toluidin N-Ethyl-o-toluidin 94-68-8 C9H13N
Hexylamin Hexylamin 111-26-2 C6H15N
m-Anilinophenol m-Anilinophenol 101-18-8 C12H11NO
1,3-Bis(4-aMinophenoxy)benzene 1,3-Bis(4-aMinophenoxy)benzene 2479-46-1 C18H16N2O2
2-Bromophenethylamine 2-Bromophenethylamine 65185-58-2 C8H10BrN
N-Chlorphthalimid N-Chlorphthalimid 3481-09-2 C8H4ClNO2
4-(Diphenylamino)phenylboronic acid 4-(Diphenylamino)phenylboronic acid 201802-67-7 C18H16BNO2
Bis(2-ethylhexyl)-amin Bis(2-ethylhexyl)-amin 106-20-7 C16H35N
1,1-Dimethylprop-3-inylamin 1,1-Dimethylprop-3-inylamin 2978-58-7 C5H9N
4-Fluoro-7-nitrobenzofurazan 4-Fluoro-7-nitrobenzofurazan 29270-56-2 C6H2FN3O3
Dioctylamin Dioctylamin 1120-48-5 C16H35N
1-Methyl-3-nitrobenzol 1-Methyl-3-nitrobenzol 99-08-1 C7H7NO2
3-Nitrophthalsureanhydrid 3-Nitrophthalsureanhydrid 641-70-3 C8H3NO5
4-Nitro-o-xylol 4-Nitro-o-xylol 99-51-4 C8H9NO2
N-Methylphthalimid N-Methylphthalimid 550-44-7 C9H7NO2
N,N-Di-p-tolyl-p-toluidin N,N-Di-p-tolyl-p-toluidin 1159-53-1 C21H21N
2-Amino-9,9-dimethylfluorene 2-Amino-9,9-dimethylfluorene 108714-73-4 C15H15N
N-tricyclo[3.3.1.13,7]dec-1-ylacetamid N-tricyclo[3.3.1.13,7]dec-1-ylacetamid 880-52-4 C12H19NO
Methyl-3-nitrobenzoat Methyl-3-nitrobenzoat 618-95-1 C8H7NO4
2-Chlor-4-nitrotoluol 2-Chlor-4-nitrotoluol 121-86-8 C7H6ClNO2
Nitroethan Nitroethan 79-24-3 C2H5NO2
2-Bromo-3-nitrotoluene 2-Bromo-3-nitrotoluene 41085-43-2 C7H6BrNO2
Salicylaldehydoxim Salicylaldehydoxim 94-67-7 C7H7NO2
3-METHYL-1H-INDAZOLE 3-METHYL-1H-INDAZOLE 3176-62-3 C8H8N2
Phenethyl isocyanate Phenethyl isocyanate 1943-82-4 C9H9NO
1-Methyl-3-nitro-1-nitroso-guanidin 1-Methyl-3-nitro-1-nitroso-guanidin 70-25-7 C2H5N5O3
p-Tolylisocyanat p-Tolylisocyanat 622-58-2 C8H7NO
Isopropylisocyanat Isopropylisocyanat 1795-48-8 C4H7NO
Benzylisocyanat Benzylisocyanat 3173-56-6 C8H7NO
2,3-Butandionmonoxim 2,3-Butandionmonoxim 57-71-6 C4H7NO2
1,5-Difluor-2,4-dinitrobenzol 1,5-Difluor-2,4-dinitrobenzol 327-92-4 C6H2F2N2O4
Phenethylisothiocyanat Phenethylisothiocyanat 2257-09-2 C9H9NS
4-Nitrophenethylbromid 4-Nitrophenethylbromid 5339-26-4 C8H8BrNO2
Methyl-4-nitrobenzoat Methyl-4-nitrobenzoat 619-50-1 C8H7NO4
m-Tolylisocyanat m-Tolylisocyanat 621-29-4 C8H7NO
isopropylisothiocyanat isopropylisothiocyanat 2253-73-8 C4H7NS
2-Chlorethylisocyanat 2-Chlorethylisocyanat 1943-83-5 C3H4ClNO
2-Chlorphenylisocyanat 2-Chlorphenylisocyanat 3320-83-0 C7H4ClNO
4-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 4-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 1645-65-4 C8H4F3NS
Ethyl-4-nitrophenyleacetat Ethyl-4-nitrophenyleacetat 5445-26-1 C10H11NO4
3-Isocyanatmethyl-3,5,5-trimethylcyclohexylisocyanat 3-Isocyanatmethyl-3,5,5-trimethylcyclohexylisocyanat 4098-71-9 C12H18N2O2
2-Nitro-m-xylol 2-Nitro-m-xylol 81-20-9 C8H9NO2
Hexamethylen-1,6-diisocyanat Hexamethylen-1,6-diisocyanat 822-06-0 C8H12N2O2
Phenylisocyanat Phenylisocyanat 103-71-9 C7H5NO
Octadecyl isocyanate Octadecyl isocyanate 112-96-9 C19H37NO
2,3,5,6-Tetrafluoro-7,7,8,8-tetracyanoquinodimethane 2,3,5,6-Tetrafluoro-7,7,8,8-tetracyanoquinodimethane 29261-33-4 C12F4N4
Phenylisothiocyanat Phenylisothiocyanat 103-72-0 C7H5NS
1,2-Dichlor-3-nitrobenzol 1,2-Dichlor-3-nitrobenzol 3209-22-1 C6H3Cl2NO2
2,2'-Azobis(2-methylpropion-amidin)dihydrochlorid 2,2'-Azobis(2-methylpropion-amidin)dihydrochlorid 2997-92-4 C8H20Cl2N6
4-Nitrophthalsureanhydrid 4-Nitrophthalsureanhydrid 5466-84-2 C8H3NO5
(4R,6R)-tert-Butyl-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate (4R,6R)-tert-Butyl-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate 125971-94-0 C14H23NO4
Formamidine hydrochloride Formamidine hydrochloride 6313-33-3 CH5ClN2
α,α,α,α',α',α'-Hexafluor-5-nitroxylol α,α,α,α',α',α'-Hexafluor-5-nitroxylol 328-75-6 C8H3F6NO2
Cyacetacid Cyacetacid 140-87-4 C3H5N3O
2-Methoxy-5-nitrobenzolamin 2-Methoxy-5-nitrobenzolamin 99-59-2 C7H8N2O3
tert-Butylisocyanat tert-Butylisocyanat 1609-86-5 C5H9NO
1,3-Dichlor-5-isocyanatobenzol 1,3-Dichlor-5-isocyanatobenzol 34893-92-0 C7H3Cl2NO
1,3-Dichlor-4-nitrobenzol 1,3-Dichlor-4-nitrobenzol 611-06-3 C6H3Cl2NO2
1,3,5-Tris(oxiranylmethyl)-1,3,5-triazin-2,4,6 (1H,3H,5H)-trion 1,3,5-Tris(oxiranylmethyl)-1,3,5-triazin-2,4,6 (1H,3H,5H)-trion 2451-62-9 C12H15N3O6
Cyclopropane-1-carboximidamide hydrochloride Cyclopropane-1-carboximidamide hydrochloride 57297-29-7 C4H9ClN2
Cyclohexylisocyanat Cyclohexylisocyanat 3173-53-3 C7H11NO
N-Methyl-1-(methylthio)-2-nitrovinylamin N-Methyl-1-(methylthio)-2-nitrovinylamin 61832-41-5 C4H8N2O2S
1,2-Dinitrobenzol 1,2-Dinitrobenzol 528-29-0 C6H4N2O4
3-Nitro-o-xylol 3-Nitro-o-xylol 83-41-0 C8H9NO2
Suberonitril Suberonitril 629-40-3 C8H12N2
3,6-Dihydroxyphthalonitril 3,6-Dihydroxyphthalonitril 4733-50-0 C8H4N2O2
3,4-Dichlorphenylisocyanat 3,4-Dichlorphenylisocyanat 102-36-3 C7H3Cl2NO
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