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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
4-NITROPHENOL SODIUM SALT DIHYDRATE 4-NITROPHENOL SODIUM SALT DIHYDRATE 63317-67-9 C6H8NNaO5
6-NITROCHRYSENE 6-NITROCHRYSENE 7496-02-8 C18H11NO2
Chlornitromethan Chlornitromethan 1794-84-9 CH2ClNO2
2,4-Dinitrophenylacetat 2,4-Dinitrophenylacetat 4232-27-3 C8H6N2O6
1-(2-BROMOETHYL)-2-NITROBENZENE 1-(2-BROMOETHYL)-2-NITROBENZENE 16793-89-8 C8H8BrNO2
(5-METHOXY-2-NITRO-PHENYL)-ACETIC ACID (5-METHOXY-2-NITRO-PHENYL)-ACETIC ACID 20876-29-3 C9H9NO5
4-BUTOXY-2-NITROANILINE 4-BUTOXY-2-NITROANILINE 3987-86-8 C10H14N2O3
2,4-Dinitro phenyl ethyl alcohol 2,4-Dinitro phenyl ethyl alcohol 4836-69-5 C8H8N2O5
3,4-(METHYLENEDIOXY)PHENYL ISOCYANATE 3,4-(METHYLENEDIOXY)PHENYL ISOCYANATE 69922-28-7 C8H5NO3
Natriumdichlorisocyanurat-dihydrat Natriumdichlorisocyanurat-dihydrat 51580-86-0 C3H4Cl2N3NaO4
2-(N-T-BUTOXYCARBONYLAMINO)ETHYLISOCYANIDE 2-(N-T-BUTOXYCARBONYLAMINO)ETHYLISOCYANIDE 215254-91-4 C8H14N2O2
Methylcyanformiat Methylcyanformiat 17640-15-2 C3H3NO2
(2-ISOCYANOETHYL)BENZENE (2-ISOCYANOETHYL)BENZENE 59795-89-0 C9H9N
1-(2-ISOCYANOETHYL)-PYRROLIDINE 1-(2-ISOCYANOETHYL)-PYRROLIDINE 2920-10-7 C7H12N2
4-FLUORO-2-(TRIFLUOROMETHYL)PHENYL ISOCYANATE 4-FLUORO-2-(TRIFLUOROMETHYL)PHENYL ISOCYANATE 190774-54-0 C8H3F4NO
2,3,4-TRIFLUOROPHENYL ISOCYANATE 2,3,4-TRIFLUOROPHENYL ISOCYANATE 190774-58-4 C7H2F3NO
5-CHLORO-2-FLUOROPHENYL ISOTHIOCYANATE 5-CHLORO-2-FLUOROPHENYL ISOTHIOCYANATE 247170-25-8 C7H3ClFNS
2-METHYLBENZYL ISOCYANATE 2-METHYLBENZYL ISOCYANATE 56651-58-2 C9H9NO
Stearic acid-N-hydroxysuccinimide ester Stearic acid-N-hydroxysuccinimide ester 14464-32-5 C22H39NO4
TETRAOCTYLAMMONIUM HYDROXIDE TETRAOCTYLAMMONIUM HYDROXIDE 17756-58-0 C32H69NO
2-(THIEN-2-YL)ETHYL ISOCYANATE 2-(THIEN-2-YL)ETHYL ISOCYANATE 58749-51-2 C7H7NOS
(E)-1-Bromo-6,6-dimethyl-2-hepten-4-yne (E)-1-Bromo-6,6-dimethyl-2-hepten-4-yne 78629-21-7 C9H13Br
5-(BROMOMETHYL)-2,3-DIHYDRO-1,4-BENZODIOXINE,97% 5-(BROMOMETHYL)-2,3-DIHYDRO-1,4-BENZODIOXINE,97% 214894-89-0 C9H9BrO2
6-METHOXY-1-NAPHTHOIC ACID 6-METHOXY-1-NAPHTHOIC ACID 36112-61-5 C12H10O3
2-Acetylthioethyltrimethylammoniumbromid 2-Acetylthioethyltrimethylammoniumbromid 25025-59-6 C7H16BrNOS
CYCLOOCTANONE OXIME CYCLOOCTANONE OXIME 1074-51-7 C8H15NO
Kalium-1,2-naphthochinon-4-sulfonat Kalium-1,2-naphthochinon-4-sulfonat 5908-27-0 C10H5KO5S
DIAMINOGLYOXIME DIAMINOGLYOXIME 2580-79-2 C2H6N4O2
ALKANNIN ALKANNIN 23444-65-7 C16H16O5
5-INDANYL ISOCYANATE 5-INDANYL ISOCYANATE 120912-37-0 C10H9NO
4,4'-OXYBIS(PHENYL ISOCYANATE) 4,4'-OXYBIS(PHENYL ISOCYANATE) 4128-73-8 C14H8N2O3
2-ISOCYANO-4-(METHYLTHIO)BUTYRIC ACID METHYL ESTER 2-ISOCYANO-4-(METHYLTHIO)BUTYRIC ACID METHYL ESTER 63472-90-2 C7H11NO2S
Phenylisocyanid Phenylisocyanid 931-54-4 C7H5N
4-BROMO-2-CHLOROPHENYL ISOCYANATE 4-BROMO-2-CHLOROPHENYL ISOCYANATE 190774-47-1 C7H3BrClNO
2-(4-CHLOROPHENYL)MALONDIALDEHYDE, 95 2-(4-CHLOROPHENYL)MALONDIALDEHYDE, 95 205676-17-1 C9H7ClO2
(2E,6E)-Nona-2,6-dien-1-al (2E,6E)-Nona-2,6-dien-1-al 17587-33-6 C9H14O
2-PHENOXYPHENYL ISOCYANATE 2-PHENOXYPHENYL ISOCYANATE 59377-20-7 C13H9NO2
6-bromonaphthalene-2-carbaldehyde 6-bromonaphthalene-2-carbaldehyde 170737-46-9 C11H7BrO
4-ACETAMIDOBENZOYL CHLORIDE 4-ACETAMIDOBENZOYL CHLORIDE 16331-48-9 C9H8ClNO2
1,4-Dimethoxynaphthalin 1,4-Dimethoxynaphthalin 10075-62-4 C12H12O2
2,3-DIHYDRO-1,4-BENZODIOXIN-6-YL ISOTHIOCYANATE 2,3-DIHYDRO-1,4-BENZODIOXIN-6-YL ISOTHIOCYANATE 141492-50-4 C9H7NO2S
4-ISOCYANOBENZOPHENONE 4-ISOCYANOBENZOPHENONE 3128-83-4 C14H9NO
2,2-Bis(4,4-di-tert-butyldioxycyclohexyl)propan 2,2-Bis(4,4-di-tert-butyldioxycyclohexyl)propan 1705-60-8 C31H60O8
Tetrabutylammoniumperiodat Tetrabutylammoniumperiodat 65201-77-6 C16H36INO4
5-Fluor-o-tolylisocyanat 5-Fluor-o-tolylisocyanat 67191-93-9 C8H6FNO
BUTYRAMIDINE BUTYRAMIDINE 107-90-4 C4H10N2
4-DIMETHYLAMINO-BENZAMIDINE 4-DIMETHYLAMINO-BENZAMIDINE 55978-60-4 C9H13N3
PYRIDINE-3-ISOCYANATE PYRIDINE-3-ISOCYANATE C6H4N2O
Tetrahexylammoniumchlorid Tetrahexylammoniumchlorid 5922-92-9 C24H52ClN
4-(1H-PYRAZOL-1-YL)PHENYL ISOTHIOCYANATE 4-(1H-PYRAZOL-1-YL)PHENYL ISOTHIOCYANATE 352018-96-3 C10H7N3S
AZODICARBOXYLIC ACID DIMETHYL ESTER AZODICARBOXYLIC ACID DIMETHYL ESTER 2446-84-6 C4H6N2O4
N,N,N-Trimethyladamantan-1-aminium hydroxide N,N,N-Trimethyladamantan-1-aminium hydroxide 53075-09-5 C13H25NO
2,4,6-TRIMETHYL-1,3-PHENYLENE DIISOCYANATE 2,4,6-TRIMETHYL-1,3-PHENYLENE DIISOCYANATE 16959-10-7 C11H10N2O2
BUT-3-YN-1-AMINE BUT-3-YN-1-AMINE 14044-63-4 C4H7N
TETRADODECYLAMMONIUM CHLORIDE TETRADODECYLAMMONIUM CHLORIDE 82944-72-7 C48H100ClN
1-BENZYL-3-METHYLIMIDAZOLIUM TETRAFLUOROBORATE 1-BENZYL-3-METHYLIMIDAZOLIUM TETRAFLUOROBORATE 500996-04-3 C11H13BF4N2
PERFLUOROBUTANESULFONIC ACID TETRABUTYLAMMONIUM SALT PERFLUOROBUTANESULFONIC ACID TETRABUTYLAMMONIUM SALT 108427-52-7 C20H36F9NO3S
1 2-DIME-3-PROPYLIMIDAZOLIUM BIS(TRIFLUO 1 2-DIME-3-PROPYLIMIDAZOLIUM BIS(TRIFLUO 169051-76-7 C8H15N2.C2F6NO4S2
2,4,8,10-Tetraoxaspiro[5.5]undecan 2,4,8,10-Tetraoxaspiro[5.5]undecan 126-54-5 C7H12O4
Chlormethylphosphonsure Chlormethylphosphonsure 2565-58-4 CH4ClO3P
Hexahydro-3,6-methanophthalsureanhydrid Hexahydro-3,6-methanophthalsureanhydrid 6004-79-1 C9H10O3
ALLYLPHOSPHONIC DICHLORIDE ALLYLPHOSPHONIC DICHLORIDE 1498-47-1 C3H5Cl2OP
2-CYANO-5-METHYLBENZENESULFONYL CHLORIDE 2-CYANO-5-METHYLBENZENESULFONYL CHLORIDE 197960-31-9 C8H6ClNO2S
Tetraheptylammoniumchlorid Tetraheptylammoniumchlorid 10247-90-2 C28H60ClN
1-ETHYL-2,3-DIMETHYLIMIDAZOLIUM HEXAFLUOROPHOSPHATE 1-ETHYL-2,3-DIMETHYLIMIDAZOLIUM HEXAFLUOROPHOSPHATE 292140-86-4 C7H13F6N2P
1-ETHYL-3-METHYLIMIDAZOLIUM NITRATE 1-ETHYL-3-METHYLIMIDAZOLIUM NITRATE 143314-14-1 C6H11N3O3
m-Aminobenzolsulfonylfluoridhydrochlorid m-Aminobenzolsulfonylfluoridhydrochlorid 3887-48-7 C6H7ClFNO2S
1-BUTYL-2,3-DIMETHYLIMIDAZOLIUM BROMIDE 1-BUTYL-2,3-DIMETHYLIMIDAZOLIUM BROMIDE 475575-45-2 C9H17BrN2
1-HEXYL-2,3-DIMETHYLIMIDAZOLIUM HEXAFLUOROPHOSPHATE 1-HEXYL-2,3-DIMETHYLIMIDAZOLIUM HEXAFLUOROPHOSPHATE 653601-27-5 C11H21F6N2P
3,7,4'-TRIHYDROXYFLAVONE 3,7,4'-TRIHYDROXYFLAVONE 2034-65-3 C15H10O5
TETRABUTYLAMMONIUM BENZOATE TETRABUTYLAMMONIUM BENZOATE 18819-89-1 C23H41NO2
Bis(methacryloyloxyethyl)hydrogenphosphat Bis(methacryloyloxyethyl)hydrogenphosphat 32435-46-4 C12H19O8P
1-ETHYL-3-METHYLIMIDAZOLIUM THIOCYANATE 1-ETHYL-3-METHYLIMIDAZOLIUM THIOCYANATE 331717-63-6 C7H11N3S
1-(3-Cyanopropyl)-3-methylimidazolium chloride 1-(3-Cyanopropyl)-3-methylimidazolium chloride 683224-96-6 C8H12ClN3
Tetraoctylammonium chloride Tetraoctylammonium chloride 3125-07-3 C32H68ClN
DIETHYL (2-CHLOROETHYL)PHOSPHONATE DIETHYL (2-CHLOROETHYL)PHOSPHONATE 10419-79-1 C6H14ClO3P
1-Hydroxynaphthalene-8-sulfonic acid 1-Hydroxynaphthalene-8-sulfonic acid 117-22-6 C10H8O4S
1,3-DIMETHYLIMIDAZOLIUM METHYLSULFATE 1,3-DIMETHYLIMIDAZOLIUM METHYLSULFATE 97345-90-9 C6H12N2O4S
TRIS(2,2,2-TRIFLUOROETHYL)PHOSPHATE TRIS(2,2,2-TRIFLUOROETHYL)PHOSPHATE 358-63-4 C6H6F9O4P
1,1-DIMETHYLETHYL (3R)-3-AMINO-4-PHENYLBUTANOATE 1,1-DIMETHYLETHYL (3R)-3-AMINO-4-PHENYLBUTANOATE 166023-31-0 C14H21NO2
1,3-DIMETHOXY-4-TERT-BUTYLCALIX(4)ARENE 1,3-DIMETHOXY-4-TERT-BUTYLCALIX(4)ARENE 122406-45-5 C46H60O4
1-butyronitrile-3-methylimidazolium chloride 1-butyronitrile-3-methylimidazolium chloride
1-decyl-2,3-dimethylimidazolium hexafluorophosphate 1-decyl-2,3-dimethylimidazolium hexafluorophosphate 640282-16-2 C15H29N2.PF6
3,6,9-Triethyl-3,6,9-trimethyl-1,4,7-triperoxonane 3,6,9-Triethyl-3,6,9-trimethyl-1,4,7-triperoxonane 24748-23-0 C12H24O6
ALPHA-APO-OXYTETRACYCLINE ALPHA-APO-OXYTETRACYCLINE 18695-01-7 C22H22N2O8
9-Ethyl-3-nitro-9H-carbazol 9-Ethyl-3-nitro-9H-carbazol 86-20-4 C14H12N2O2
3-Cyanobenzylsulfonyl chloride 3-Cyanobenzylsulfonyl chloride 56106-01-5 C8H6ClNO2S
Tetrabutylammoniumnitrit Tetrabutylammoniumnitrit 26501-54-2 C16H36N2O2
1-BUTYL-3-METHYLIMIDAZOLIUM HEXAFLUOROAN 1-BUTYL-3-METHYLIMIDAZOLIUM HEXAFLUOROAN 174645-81-9 C8F6H15N2Sb1
3-(TRIPHENYLPHOSPHONIO)PROPANE-1-SULFONI 3-(TRIPHENYLPHOSPHONIO)PROPANE-1-SULFONI 439937-65-2 C28H29O6PS2
3-(TRIPHENYLPHOSPHONIO)PROPANE-1-SULFONA 3-(TRIPHENYLPHOSPHONIO)PROPANE-1-SULFONA 116154-22-4 C21H21O3PS
1-HEXADECYL-3-METHYLIMIDAZOLIUM HEXAFLUOROPHOSPHATE 1-HEXADECYL-3-METHYLIMIDAZOLIUM HEXAFLUOROPHOSPHATE 219947-95-2 C20H39F6N2P
1-O-Hexadecyl-2-O-acetyl-sn-glyce-ro-3-phosphocholin 1-O-Hexadecyl-2-O-acetyl-sn-glyce-ro-3-phosphocholin 74389-68-7 C26H54NO7P
1-BUTYLPYRIDINIUM BIS(TRIFLUOROMETHYLSULFONYL)IMIDE 1-BUTYLPYRIDINIUM BIS(TRIFLUOROMETHYLSULFONYL)IMIDE 187863-42-9 C11H14F6N2O4S2
1-octyl-2,3-dimethylimidazolium tetrafluoroborate 1-octyl-2,3-dimethylimidazolium tetrafluoroborate 865606-94-6 C13H25BF4N2
2-Phenylglutarsaeureanhydrid 2-Phenylglutarsaeureanhydrid 2959-96-8 C11H10O3
2-(4-Aminopentyl(ethyl)amino)ethanol 2-(4-Aminopentyl(ethyl)amino)ethanol 69559-11-1 C9H22N2O
TETRAPHENYLARSONIUM CHLORIDE HYDROCHLORIDE DIHYDRATE, 97 TETRAPHENYLARSONIUM CHLORIDE HYDROCHLORIDE DIHYDRATE, 97 21006-74-6 C24H25AsCl2O2
1-DECYL-3-METHYLIMIDAZOLIUM BROMIDE 1-DECYL-3-METHYLIMIDAZOLIUM BROMIDE 188589-32-4 C14H27BrN2
TRIHEXYLTETRADECYLPHOSPHONIUM DICYANAMIDE TRIHEXYLTETRADECYLPHOSPHONIUM DICYANAMIDE 701921-71-3 C32H68P.C2N3
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