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
Suberonitril Suberonitril 629-40-3 C8H12N2
(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
3,6-Dihydroxyphthalonitril 3,6-Dihydroxyphthalonitril 4733-50-0 C8H4N2O2
tert-Butylisocyanat tert-Butylisocyanat 1609-86-5 C5H9NO
2-Chlorphenylisocyanat 2-Chlorphenylisocyanat 3320-83-0 C7H4ClNO
2-Chlorethylisocyanat 2-Chlorethylisocyanat 1943-83-5 C3H4ClNO
Cyacetacid Cyacetacid 140-87-4 C3H5N3O
Benzylisocyanat Benzylisocyanat 3173-56-6 C8H7NO
p-Tolylisocyanat p-Tolylisocyanat 622-58-2 C8H7NO
Cyclopropane-1-carboximidamide hydrochloride Cyclopropane-1-carboximidamide hydrochloride 57297-29-7 C4H9ClN2
3-METHYL-1H-INDAZOLE 3-METHYL-1H-INDAZOLE 3176-62-3 C8H8N2
N-Hydroxybenzamid N-Hydroxybenzamid 495-18-1 C7H7NO2
2,3-Butandionmonoxim 2,3-Butandionmonoxim 57-71-6 C4H7NO2
Salicylaldehydoxim Salicylaldehydoxim 94-67-7 C7H7NO2
FORMAMIDINE HYDROCHLORIDE FORMAMIDINE HYDROCHLORIDE 6313-33-3 CH5ClN2
4-Nitrophenethylbromid 4-Nitrophenethylbromid 5339-26-4 C8H8BrNO2
1-Methyl-3-nitro-1-nitroso-guanidin 1-Methyl-3-nitro-1-nitroso-guanidin 70-25-7 C2H5N5O3
2,2'-Azobis(2-methylpropion-amidin)dihydrochlorid 2,2'-Azobis(2-methylpropion-amidin)dihydrochlorid 2997-92-4 C8H20Cl2N6
Tetrabutylammoniumdihydrogenphosphat Tetrabutylammoniumdihydrogenphosphat 5574-97-0 C16H38NO4P
3-Brom-1,1-dimethoxypropan 3-Brom-1,1-dimethoxypropan 36255-44-4 C5H11BrO2
Naphthalin-1,8:4,5-tetracarbonsaeuredianhydrid Naphthalin-1,8:4,5-tetracarbonsaeuredianhydrid 81-30-1 C14H4O6
p-Phenylbenzaldehyd p-Phenylbenzaldehyd 3218-36-8 C13H10O
2,3-DIHYDROBENZOFURAN-7-CARBOXYLIC ACID 2,3-DIHYDROBENZOFURAN-7-CARBOXYLIC ACID 35700-40-4 C9H8O3
Dibenzylazodicarboxylat Dibenzylazodicarboxylat 2449-05-0 C16H14N2O4
Indan Indan 496-11-7 C9H10
1,4-Benzodioxan-6-ylamin 1,4-Benzodioxan-6-ylamin 22013-33-8 C8H9NO2
Trimethyl(tetradecyl)ammoniumchlorid Trimethyl(tetradecyl)ammoniumchlorid 4574-04-3 C17H38ClN
Indan-1-ylamin Indan-1-ylamin 34698-41-4 C9H11N
Cyclopentancarbaldehyd Cyclopentancarbaldehyd 872-53-7 C6H10O
Benzyltrimethylammoniumhydroxid Benzyltrimethylammoniumhydroxid 100-85-6 C10H17NO
Benzyltrimethylammoniumbromid Benzyltrimethylammoniumbromid 5350-41-4 C10H16BrN
Benzyltrimethylammonium tribromide Benzyltrimethylammonium tribromide 111865-47-5 C10H16Br3N
Butanonoxim Butanonoxim 96-29-7 C4H9NO
9-Borabicyclo[3.3.1]nonan 9-Borabicyclo[3.3.1]nonan 280-64-8 C8H15B
3,3-Dimethylbutyraldehyd 3,3-Dimethylbutyraldehyd 2987-16-8 C6H12O
2-Brommethyl-1,3-dioxolan 2-Brommethyl-1,3-dioxolan 4360-63-8 C4H7BrO2
7-(Diethylamino)-4-methyl-2-benzopyron 7-(Diethylamino)-4-methyl-2-benzopyron 91-44-1 C14H17NO2
Methylacrylaldehyd Methylacrylaldehyd 78-85-3 C4H6O
Tetraethylammoniumtetrafluorborat Tetraethylammoniumtetrafluorborat 429-06-1 C8H20BF4N
3,5-Dihydroxybenzaldehyd 3,5-Dihydroxybenzaldehyd 26153-38-8 C7H6O3
1,1-Diethoxytrimethylamin 1,1-Diethoxytrimethylamin 1188-33-6 C7H17NO2
2-Chlor-1-oxo-ethan 2-Chlor-1-oxo-ethan 107-20-0 C2H3ClO
dl-Bornan-2,3-dion dl-Bornan-2,3-dion 10373-78-1 C10H14O2
p-(Dimethoxymethyl)anisol p-(Dimethoxymethyl)anisol 2186-92-7 C10H14O3
Benzododeciniumchlorid Benzododeciniumchlorid 139-07-1 C21H38ClN
5-Methylsalicylaldehyd 5-Methylsalicylaldehyd 613-84-3 C8H8O2
Tetrabutylammoniumhexafluorophosphat Tetrabutylammoniumhexafluorophosphat 3109-63-5 C16H36F6NP
Cyclohexanonoxim Cyclohexanonoxim 100-64-1 C6H11NO
3-Methyl-2-butenal 3-Methyl-2-butenal 107-86-8 C5H8O
N-Methylhydroxylaminhydrochlorid N-Methylhydroxylaminhydrochlorid 4229-44-1 CH6ClNO
2,2-Dimethoxyethylmethylamin 2,2-Dimethoxyethylmethylamin 122-07-6 C5H13NO2
(TRIMETHYLSILYL)DIAZOMETHANE (TRIMETHYLSILYL)DIAZOMETHANE 18107-18-1 C4H10N2Si
Tetraoctylammoniumbromid Tetraoctylammoniumbromid 14866-33-2 C32H68BrN
2-(2-Bromethyl)-1,3-dioxan 2-(2-Bromethyl)-1,3-dioxan 33884-43-4 C6H11BrO2
Ethansulfonylchlorid Ethansulfonylchlorid 594-44-5 C2H5ClO2S
(1α,2α,3β,6β)-1,2,3,6-Tetrahydro-3,6-methanophthalsureanhydrid (1α,2α,3β,6β)-1,2,3,6-Tetrahydro-3,6-methanophthalsureanhydrid 2746-19-2 C9H8O3
Xanthen-9-carbonsure Xanthen-9-carbonsure 82-07-5 C14H10O3
4-(Trifluoromethoxy)benzenesulfonyl chloride 4-(Trifluoromethoxy)benzenesulfonyl chloride 94108-56-2 C7H4ClF3O3S
3-(Chlorsulfonyl)benzoesure 3-(Chlorsulfonyl)benzoesure 4025-64-3 C7H5ClO4S
Perylen-3,4:9,10-tetracarbonsaeuredianhydrid Perylen-3,4:9,10-tetracarbonsaeuredianhydrid 128-69-8 C24H8O6
endo-3,6-Methylen-1,2,3,6-tetrahydrophthalsureanhydrid endo-3,6-Methylen-1,2,3,6-tetrahydrophthalsureanhydrid 129-64-6 C9H8O3
5-Bromoisatoic anhydride 5-Bromoisatoic anhydride 4692-98-2 C8H4BrNO3
Ethyltriphenylphosphoniumiodid Ethyltriphenylphosphoniumiodid 4736-60-1 C20H20IP
Pentafluorpropionsureanhydrid Pentafluorpropionsureanhydrid 356-42-3 C6F10O3
1-(Diphenylmethyl)-3-azetidinyl methanesulfonate 1-(Diphenylmethyl)-3-azetidinyl methanesulfonate 33301-41-6 C17H19NO3S
(Formylmethyl)triphenylphosphoniumchlorid (Formylmethyl)triphenylphosphoniumchlorid 62942-43-2 C20H18ClOP
Hept-1-in Hept-1-in 628-71-7 C7H12
1,1,2,2,3,3,4,4,4-Nonafluorbutan-1-sulfonylfluorid 1,1,2,2,3,3,4,4,4-Nonafluorbutan-1-sulfonylfluorid 375-72-4 C4F10O2S
Cetalkoniumchlorid Cetalkoniumchlorid 122-18-9 C25H46ClN
p-Phenylbenzonitril p-Phenylbenzonitril 2920-38-9 C13H9N
Heptadecafluoroctansulfonylfluorid Heptadecafluoroctansulfonylfluorid 307-35-7 C8F18O2S
11-(1-Piperazinyl)-dibenzo[b,f][1,4]thiazepine dihydrochloride 11-(1-Piperazinyl)-dibenzo[b,f][1,4]thiazepine dihydrochloride 111974-74-4 C17H18ClN3S
Tetraphenylphosphoniumchlorid Tetraphenylphosphoniumchlorid 2001-45-8 C24H20ClP
Tetraethylammoniumiodid Tetraethylammoniumiodid 68-05-3 C8H20IN
1,3-Dimethyltricyclo[3.3.1.13,7]decan 1,3-Dimethyltricyclo[3.3.1.13,7]decan 702-79-4 C12H20
TETRAPROPYLAMMONIUM PERRUTHENATE TETRAPROPYLAMMONIUM PERRUTHENATE 114615-82-6 C12H28NO4Ru
Tetrabutylammoniumtetrahydroborat Tetrabutylammoniumtetrahydroborat 33725-74-5 C16H40BN
2-Nitropropan 2-Nitropropan 79-46-9 C3H7NO2
5-Fluoro-1,3-isobenzofurandione 5-Fluoro-1,3-isobenzofurandione 319-03-9 C8H3FO3
3,4-DIMETHOXYBENZENESULFONYL CHLORIDE 3,4-DIMETHOXYBENZENESULFONYL CHLORIDE 23095-31-0 C8H9ClO4S
2,5-Dichlorbenzolsulfonylchlorid 2,5-Dichlorbenzolsulfonylchlorid 5402-73-3 C6H3Cl3O2S
Benzyltributylammoniumbromid Benzyltributylammoniumbromid 25316-59-0 C19H34BrN
Triphenylpropylphosphoniumbromid Triphenylpropylphosphoniumbromid 6228-47-3 C21H22BrP
Tetraheptylammoniumbromid Tetraheptylammoniumbromid 4368-51-8 C28H60BrN
cis-1,2,3,6-Tetrahydrophthalsureanhydrid cis-1,2,3,6-Tetrahydrophthalsureanhydrid 935-79-5 C8H8O3
Nonan Nonan 111-84-2 C9H20
2-Bromoanthracene 2-Bromoanthracene 7321-27-9 C14H9Br
Hex-1-in Hex-1-in 693-02-7 C6H10
Di(benzothiazol-2-yl)disulfid Di(benzothiazol-2-yl)disulfid 120-78-5 C14H8N2S4
1-Ethynyl-4-pentylbenzene 1-Ethynyl-4-pentylbenzene 79887-10-8 C13H16
Propionsureanhydrid Propionsureanhydrid 123-62-6 C6H10O3
4,6-Dimethyldibenzothiophen 4,6-Dimethyldibenzothiophen 1207-12-1 C14H12S
4-tert-Butylbenzenesulfonyl chloride 4-tert-Butylbenzenesulfonyl chloride 15084-51-2 C10H13ClO2S
3-Ethynyltoluene 3-Ethynyltoluene 766-82-5 C9H8
(Ethoxycarbonylmethyl)triphenylphosphoniumbromid (Ethoxycarbonylmethyl)triphenylphosphoniumbromid 1530-45-6 C22H22BrO2P
4,4'-Dimethylbiphenyl 4,4'-Dimethylbiphenyl 613-33-2 C14H14
1,2,3,6-Tetrahydro-3,6-methanophthalsureanhydrid 1,2,3,6-Tetrahydro-3,6-methanophthalsureanhydrid 826-62-0 C9H8O3
1,4-Diethynylbenzene 1,4-Diethynylbenzene 935-14-8 C10H6
Trimethylessigsaeureanhydrid Trimethylessigsaeureanhydrid 1538-75-6 C10H18O3
Kohlenstoff Kohlenstoff 7440-44-0 C
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