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
2-Amino-5-chlorphenol 2-Amino-5-chlorphenol 28443-50-7 C6H6ClNO
4-tert-Butylphenol 4-tert-Butylphenol 98-54-4 C10H14O
Phloroglucin Phloroglucin 108-73-6 C6H6O3
2,3,5-Trimethylphenol 2,3,5-Trimethylphenol 697-82-5 C9H12O
3-(Trifluoromethoxy)phenol 3-(Trifluoromethoxy)phenol 827-99-6 C7H5F3O2
4-Chlor-3-methylphenol 4-Chlor-3-methylphenol 59-50-7 C7H7ClO
2-Amino-4-chlorphenol 2-Amino-4-chlorphenol 95-85-2 C6H6ClNO
2-Amino-4-bromophenol 2-Amino-4-bromophenol 40925-68-6 C6H6BrNO
4-Brom-3,5-xylenol 4-Brom-3,5-xylenol 7463-51-6 C8H9BrO
4-Fluoro-3-methylphenol 4-Fluoro-3-methylphenol 452-70-0 C7H7FO
2-Brom-p-kresol 2-Brom-p-kresol 6627-55-0 C7H7BrO
α,α,α-Trifluor-p-kresol α,α,α-Trifluor-p-kresol 402-45-9 C7H5F3O
5-(Hydroxymethyl)resorcin 5-(Hydroxymethyl)resorcin 29654-55-5 C7H8O3
3,4-(Methylendioxy)phenol 3,4-(Methylendioxy)phenol 533-31-3 C7H6O3
2-Amino-3-nitrophenol 2-Amino-3-nitrophenol 603-85-0 C6H6N2O3
Monobenzon Monobenzon 103-16-2 C13H12O2
4-Iodphenol 4-Iodphenol 540-38-5 C6H5IO
2,4-Dichlorphenol 2,4-Dichlorphenol 120-83-2 C6H4Cl2O
1,1'-Binaphthyl-2,2'-diol 1,1'-Binaphthyl-2,2'-diol 602-09-5 C20H14O2
3,5-Dichlorphenol 3,5-Dichlorphenol 591-35-5 C6H4Cl2O
3-Methoxybenzolthiol 3-Methoxybenzolthiol 15570-12-4 C7H8OS
4-Amino-m-kresol 4-Amino-m-kresol 2835-99-6 C7H9NO
4-(1,1-Dimethylethyl)-1,2-benzoldiol 4-(1,1-Dimethylethyl)-1,2-benzoldiol 98-29-3 C10H14O2
2,2'-Dithiodibenzoesure 2,2'-Dithiodibenzoesure 119-80-2 C14H10O4S2
Diphenylsulfid Diphenylsulfid 139-66-2 C12H10S
2,5-Xylenol 2,5-Xylenol 95-87-4 C8H10O
α,α,α-Trifluor-o-kresol α,α,α-Trifluor-o-kresol 444-30-4 C7H5F3O
4-Bromphenylmethylsulfid 4-Bromphenylmethylsulfid 104-95-0 C7H7BrS
3-BROMOTHIOPHENOL 3-BROMOTHIOPHENOL 6320-01-0 C6H5BrS
3-(Methylthio)anilin 3-(Methylthio)anilin 1783-81-9 C7H9NS
4-Brombenzolthiol 4-Brombenzolthiol 106-53-6 C6H5BrS
4-Aminobenzolthiol 4-Aminobenzolthiol 1193-02-8 C6H7NS
2,6-Xylenol 2,6-Xylenol 576-26-1 C8H10O
2,4,5-Trichlorphenol 2,4,5-Trichlorphenol 95-95-4 C6H3Cl3O
Diphenyldisulfid Diphenyldisulfid 882-33-7 C12H10S2
m-Anisidin m-Anisidin 536-90-3 C7H9NO
1-Brom-4-(methylsulfonyl)benzol 1-Brom-4-(methylsulfonyl)benzol 3466-32-8 C7H7BrO2S
5-Chlorothiophene-2-sulfonyl chloride 5-Chlorothiophene-2-sulfonyl chloride 2766-74-7 C4H2Cl2O2S2
p-(Methylsulfonyl)benzoesure p-(Methylsulfonyl)benzoesure 4052-30-6 C8H8O4S
Phenylvinylsulfon Phenylvinylsulfon 5535-48-8 C8H8O2S
3-Fluor-4-nitrophenol 3-Fluor-4-nitrophenol 394-41-2 C6H4FNO3
2-Mercaptobenzoesure 2-Mercaptobenzoesure 147-93-3 C7H6O2S
1-[4-(Methylsulfonyl)phenyl]ethan-1-on 1-[4-(Methylsulfonyl)phenyl]ethan-1-on 10297-73-1 C9H10O3S
2,4-Xylenol 2,4-Xylenol 105-67-9 C8H10O
4-(Trifluoromethylthio)phenol 4-(Trifluoromethylthio)phenol 461-84-7 C7H5F3OS
Phloroglucinol dihydrate Phloroglucinol dihydrate 6099-90-7 C6H10O5
Cyclopropanesulfonyl chloride Cyclopropanesulfonyl chloride 139631-62-2 C3H5ClO2S
3-Chlorphenol 3-Chlorphenol 108-43-0 C6H5ClO
2-Bromphenol 2-Bromphenol 95-56-7 C6H5BrO
2-Aminophenol 2-Aminophenol 95-55-6 C6H7NO
2-Aminobenzolthiol 2-Aminobenzolthiol 137-07-5 C6H7NS
Mercaptaminhydrochlorid Mercaptaminhydrochlorid 156-57-0 C2H8ClNS
Toluol-4-thiol Toluol-4-thiol 106-45-6 C7H8S
3-Bromphenol 3-Bromphenol 591-20-8 C6H5BrO
METHYL 2-METHYL-5-FLUOROBENZOATE METHYL 2-METHYL-5-FLUOROBENZOATE 175278-29-2 C9H9FO2
4,5-DIFLUORO-2-IODOBENZOIC ACID 4,5-DIFLUORO-2-IODOBENZOIC ACID 130137-05-2 C7H3F2IO2
5,6,11,12-Tetraphenylnaphthacen 5,6,11,12-Tetraphenylnaphthacen 517-51-1 C42H28
Semixylenol orange Semixylenol orange 19329-67-0 C26H25NO9S
2,4-Bis(1-methyl-1-phenylethyl)phenol 2,4-Bis(1-methyl-1-phenylethyl)phenol 2772-45-4 C24H26O
5-BROMO-2-METHOXYPHENYLACETIC ACID 5-BROMO-2-METHOXYPHENYLACETIC ACID 7017-48-3 C9H9BrO3
3-Methoxyphenylessigsure 3-Methoxyphenylessigsure 1798-09-0 C9H10O3
Inden Inden 95-13-6 C9H8
α-Chlor-p-xylol α-Chlor-p-xylol 104-82-5 C8H9Cl
2'-FLUORO-5'-(TRIFLUOROMETHYL)ACETOPHENONE 2'-FLUORO-5'-(TRIFLUOROMETHYL)ACETOPHENONE 202664-53-7 C9H6F4O
Brommethyl-2,5-dimethoxyphenylketon Brommethyl-2,5-dimethoxyphenylketon 1204-21-3 C10H11BrO3
Tricyclo[3.3.1.13,7]decan Tricyclo[3.3.1.13,7]decan 281-23-2 C10H16
3-BROMO-5-CHLORO-BENZALDEHYDE 3-BROMO-5-CHLORO-BENZALDEHYDE 188813-05-0 C7H4BrClO
4-METHOXY-2-METHYLPHENYLBORONIC ACID 4-METHOXY-2-METHYLPHENYLBORONIC ACID 208399-66-0 C8H11BO3
4-Mercaptobenzoic acid 4-Mercaptobenzoic acid 1074-36-8 C7H6O2S
2-AMINO-6-CHLOROBENZONITRILE 2-AMINO-6-CHLOROBENZONITRILE 147249-41-0 C7H4Cl2N2
p-(Chlormethyl)anisol p-(Chlormethyl)anisol 824-94-2 C8H9ClO
α-Brom-3-nitrotoluol α-Brom-3-nitrotoluol 3958-57-4 C7H6BrNO2
METHYL 2-BROMO-4-METHYLBENZOATE METHYL 2-BROMO-4-METHYLBENZOATE 87808-49-9 C9H9BrO2
4-FLUORO-2-(TRIFLUOROMETHYL)BENZENEBORONIC ACID 4-FLUORO-2-(TRIFLUOROMETHYL)BENZENEBORONIC ACID 182344-16-7 C7H5BF4O2
4-HYDROXY-3-(TRIFLUOROMETHYL)BENZALDEHYDE 4-HYDROXY-3-(TRIFLUOROMETHYL)BENZALDEHYDE 220227-98-5 C8H5F3O2
2-AMINOISOPHTHALIC ACID 2-AMINOISOPHTHALIC ACID 39622-79-2 C8H7NO4
Tricyclo[8.2.2.24,7]hexadeca-1(12),4,6,10,13,15-hexaen Tricyclo[8.2.2.24,7]hexadeca-1(12),4,6,10,13,15-hexaen 1633-22-3 C16H16
4-Fluoro-3-(trifluoromethyl)aniline 4-Fluoro-3-(trifluoromethyl)aniline 2357-47-3 C7H5F4N
2-ACETYLBENZENECARBONITRILE 2-ACETYLBENZENECARBONITRILE 91054-33-0 C9H7NO
3-BROMO-4-CHLORO-BENZALDEHYDE 3-BROMO-4-CHLORO-BENZALDEHYDE 86265-88-5 C7H4BrClO
5-Brombenzo-1,3-dioxol 5-Brombenzo-1,3-dioxol 2635-13-4 C7H5BrO2
3-Fluoro-5-(trifluoroMethyl)phenylacetic acid 3-Fluoro-5-(trifluoroMethyl)phenylacetic acid 195447-79-1 C9H6F4O2
2-(2-Hydroxy)ethyl-p-phenylene diamino sulfate 2-(2-Hydroxy)ethyl-p-phenylene diamino sulfate 93841-25-9 C8H14N2O5S
4-Hydroxy-2,6-dimethylbenzoic acid 4-Hydroxy-2,6-dimethylbenzoic acid 75056-97-2 C9H10O3
4-Bromveratrol 4-Bromveratrol 2859-78-1 C8H9BrO2
3-Brom-5-methylanilin 3-Brom-5-methylanilin 74586-53-1 C7H8BrN
4''-CHLORO-2''-FLUOROACETOPHENONE 4''-CHLORO-2''-FLUOROACETOPHENONE 175711-83-8 C8H6ClFO
4-Bromo-3-methoxybenzonitrile 4-Bromo-3-methoxybenzonitrile 120315-65-3 C8H6BrNO
2-(CHLOROMETHYL)-1,3-BENZOXAZOLE 2-(CHLOROMETHYL)-1,3-BENZOXAZOLE 41014-43-1 C8H6ClNO
3-(BROMOMETHYL)BENZALDEHYDE 3-(BROMOMETHYL)BENZALDEHYDE 82072-23-9 C8H7BrO
4,5-Difluorophthalic acid 4,5-Difluorophthalic acid 18959-31-4 C8H4F2O4
3-CHLORO-5-METHOXY-BENZOIC ACID 3-CHLORO-5-METHOXY-BENZOIC ACID 82477-67-6 C8H7ClO3
5-BROMO-2-METHYLBENZONITRILE 5-BROMO-2-METHYLBENZONITRILE 156001-51-3 C8H6BrN
Benzobarbital Benzobarbital 744-80-9 C19H16N2O4
Allylbenzol Allylbenzol 300-57-2 C9H10
2-METHYL-4-(TRIFLUOROMETHOXY)ANILINE 2-METHYL-4-(TRIFLUOROMETHOXY)ANILINE 86256-59-9 C8H8F3NO
4-AMINO-3-CHLORO-5-METHYLBENZONITRILE 4-AMINO-3-CHLORO-5-METHYLBENZONITRILE 158296-69-6 C8H7ClN2
4-Ethylphenylacetylene 4-Ethylphenylacetylene 40307-11-7 C10H10
3-BOC-3-METHYLAMINOAZATIDINE 3-BOC-3-METHYLAMINOAZATIDINE 577777-20-9 C9H18N2O2
2-Fluoro-4-hydroxyphenylacetic acid 2-Fluoro-4-hydroxyphenylacetic acid 68886-07-7 C8H7FO3
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