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
Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate 171364-80-0 C14H19BO4
3-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PHENOL 3-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)PHENOL 214360-76-6 C12H17BO3
(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZENE (4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZENE 24388-23-6 C12H17BO2
2-Methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-Methoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 1195-66-0 C7H15BO3
Tripropylborat Tripropylborat 688-71-1 C9H21BO3
5-CHLORO-2-HYDROXYPHENYLBORONIC ACID 5-CHLORO-2-HYDROXYPHENYLBORONIC ACID 89488-25-5 C6H6BClO3
3-Aminophenylboronic acid pinacol ester 3-Aminophenylboronic acid pinacol ester 210907-84-9 C12H18BNO2
Aminoguanidiniumsulfat Aminoguanidiniumsulfat 1068-42-4 CH6N4.H2O4S
Carbazamidinhydrochlorid Carbazamidinhydrochlorid 16139-18-7 CH7ClN4
Tetrapropylammoniumhydroxid Tetrapropylammoniumhydroxid 4499-86-9 C12H29NO
1,3-Diphenylguanidin 1,3-Diphenylguanidin 102-06-7 C13H13N3
Guanidinoessigsure Guanidinoessigsure 352-97-6 C3H7N3O2
4-Bis(4-methylphenyl)aminobenzaldehyde-1,1-diphenyl-hydrazone 4-Bis(4-methylphenyl)aminobenzaldehyde-1,1-diphenyl-hydrazone 83992-95-4 C33H29N3
N-Ethylcarbazol-3-carbaldehyddiphenylhydrazon N-Ethylcarbazol-3-carbaldehyddiphenylhydrazon 73276-70-7 C27H23N3
2-Methyl-4-dibenzylaminobenzaldehyde-1,1-diphenylhydrazone 2-Methyl-4-dibenzylaminobenzaldehyde-1,1-diphenylhydrazone 103079-11-4 C34H31N3
Benzaldehydphenylhydrazon Benzaldehydphenylhydrazon 588-64-7 C13H12N2
ACETONE-BENZOTHIAZOLYL-2-HYDRAZONE ACETONE-BENZOTHIAZOLYL-2-HYDRAZONE 6277-26-5 C10H11N3S
((4-Trifluormethoxy)phenyl)-hydrazono)malononitril ((4-Trifluormethoxy)phenyl)-hydrazono)malononitril 370-86-5 C10H5F3N4O
(Ethylsulfonyl)ethylen (Ethylsulfonyl)ethylen 1889-59-4 C4H8O2S
Tetrahydro-2,4-dimethylthiophen-1,1-dioxid Tetrahydro-2,4-dimethylthiophen-1,1-dioxid 1003-78-7 C6H12O2S
[1,1'-Biphenyl]-4,4'-dithiol [1,1'-Biphenyl]-4,4'-dithiol 6954-27-4 C12H10S2
2-Methylbutan-2-thiol 2-Methylbutan-2-thiol 1679-09-0 C5H12S
1-(Methylsulfonyl)aceton 1-(Methylsulfonyl)aceton 5000-46-4 C4H8O3S
Pentan-1-thiol Pentan-1-thiol 110-66-7 C5H12S
3,4-DIBROMOSULFOLANE 3,4-DIBROMOSULFOLANE 15091-30-2 C4H6Br2O2S
1,4,8,11-Tetraazacyclotetradecan 1,4,8,11-Tetraazacyclotetradecan 295-37-4 C10H24N4
5-(3-PYRIDINYL)-1,3,4-OXADIAZOLE-2-THIOL 5-(3-PYRIDINYL)-1,3,4-OXADIAZOLE-2-THIOL 3690-46-8 C7H5N3OS
3-Methyltetrahydrothiophen-1,1-dioxid 3-Methyltetrahydrothiophen-1,1-dioxid 872-93-5 C5H10O2S
Thiophen-2-methanthiol Thiophen-2-methanthiol 6258-63-5 C5H6S2
2,4-Dichlortoluol-α-thiol 2,4-Dichlortoluol-α-thiol 59293-67-3 C7H6Cl2S
1H,1H,2H,2H-Perfluorodecanethiol 1H,1H,2H,2H-Perfluorodecanethiol 34143-74-3 C10H5F17S
4,4'-Bis(4-chlorophenyl)sulfonyl-1,1'-biphenyl 4,4'-Bis(4-chlorophenyl)sulfonyl-1,1'-biphenyl 22287-56-5 C24H16Cl2O4S2
4,4'-Sulfonyldiphenol 4,4'-Sulfonyldiphenol 80-09-1 C12H10O4S
p-[[p-Benzyloxyphenyl]sulfonyl]phenol p-[[p-Benzyloxyphenyl]sulfonyl]phenol 63134-33-8 C19H16O4S
tert-Hexadecanthiol tert-Hexadecanthiol 25360-09-2 C16H34S
1-Chlor-4-(methylsulfonyl)benzol 1-Chlor-4-(methylsulfonyl)benzol 98-57-7 C7H7ClO2S
2,2'-[1,2-Ethandiylbis(oxy)]bis(ethanthiol) 2,2'-[1,2-Ethandiylbis(oxy)]bis(ethanthiol) 14970-87-7 C6H14O2S2
3-(TRIFLUOROMETHYLSULFONYL)ANILINE 3-(TRIFLUOROMETHYLSULFONYL)ANILINE 426-59-5 C7H6F3NO2S
1-METHYL-1H-BENZIMIDAZOLE-2-THIOL  95 1-METHYL-1H-BENZIMIDAZOLE-2-THIOL 95 2360-22-7 C8H8N2S
Phenylvinylsulfoxid Phenylvinylsulfoxid 20451-53-0 C8H8OS
4,5-DIPHENYL-2-IMIDAZOLETHIOL 4,5-DIPHENYL-2-IMIDAZOLETHIOL 2349-58-8 C15H12N2S
Bis(4-nitrophenyl)sulfon Bis(4-nitrophenyl)sulfon 1156-50-9 C12H8N2O6S
Methyl-2,5-dihydro-3-thenoat-1,1-dioxid Methyl-2,5-dihydro-3-thenoat-1,1-dioxid 67488-50-0 C6H8O4S
α-(Methylsulfonyl)toluol α-(Methylsulfonyl)toluol 3112-90-1 C8H10O2S
2,2'-[Sulfonylbis(4,1-phenylenoxy)]bisethanol 2,2'-[Sulfonylbis(4,1-phenylenoxy)]bisethanol 27205-03-4 C16H18O6S
1,4,7,10-TETRAAZACYCLODODECANE TETRAHYDROCHLORIDE 1,4,7,10-TETRAAZACYCLODODECANE TETRAHYDROCHLORIDE 10045-25-7 C8H21ClN4
1-(BROMOMETHYL)-4-(METHYLSULFONYL)BENZENE 1-(BROMOMETHYL)-4-(METHYLSULFONYL)BENZENE 53606-06-7 C8H9BrO2S
1-Fluor-4-(methylsulfonyl)benzol 1-Fluor-4-(methylsulfonyl)benzol 455-15-2 C7H7FO2S
METHYLTHIOMETHYL P-TOLYL SULFONE METHYLTHIOMETHYL P-TOLYL SULFONE 59662-65-6 C9H12O2S2
Propan-1,2-dithiol Propan-1,2-dithiol 814-67-5 C3H8S2
4-(TRIFLUOROMETHOXY)BENZYL MERCAPTAN 4-(TRIFLUOROMETHOXY)BENZYL MERCAPTAN 175278-03-2 C8H7F3OS
3-MERCAPTOBENZOIC ACID 3-MERCAPTOBENZOIC ACID 4869-59-4 C7H6O2S
1-Phenylethan-1-on-(1-phenylethyliden)hydrazon 1-Phenylethan-1-on-(1-phenylethyliden)hydrazon 729-43-1 C16H16N2
4,4'-Sulfonylbis[2-aminophenol] 4,4'-Sulfonylbis[2-aminophenol] 7545-50-8 C12H12N2O4S
3,4,5,6-Tetrahydropyrimidin-2-thiol 3,4,5,6-Tetrahydropyrimidin-2-thiol 2055-46-1 C4H8N2S
MTT MTT 2348-71-2 C18H16BrN5S
1-(2,4-Dimethylphenylazo)-2-naphthol 1-(2,4-Dimethylphenylazo)-2-naphthol 3118-97-6 C18H16N2O
Pyridin-Boran (1:1) Pyridin-Boran (1:1) 110-51-0 C5H8BN
4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)CHLOROBENZENE 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)CHLOROBENZENE 195062-61-4 C12H16BClO2
Heptamethylendiamin Heptamethylendiamin 646-19-5 C7H18N2
N-Phenylethylendiamin N-Phenylethylendiamin 1664-40-0 C8H12N2
N-(TERT-BUTOXYCARBONYL)-1 H-PYRAZOLE-1-CARBOXAMIDINE N-(TERT-BUTOXYCARBONYL)-1 H-PYRAZOLE-1-CARBOXAMIDINE 152120-61-1 C9H14N4O2
Fluoren-2,7-diyldiamin Fluoren-2,7-diyldiamin 525-64-4 C13H12N2
2-BUTYL-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE 2-BUTYL-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE 69190-62-1 C10H21BO2
HEPTAFLUOROBUTYRYLAMIDINE HEPTAFLUOROBUTYRYLAMIDINE 375-19-9 C4H3F7N2
4-Fluorbenzol-1,3-diamin 4-Fluorbenzol-1,3-diamin 6264-67-1 C6H7FN2
N-Ethyl-1-heptanamine N-Ethyl-1-heptanamine 66793-76-8 C9H21N
2-CHLOROTHIOANISOLE 2-CHLOROTHIOANISOLE 17733-22-1 C7H7ClS
3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazoliumbromid 3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazoliumbromid 298-93-1 C18H16BrN5S
4-(N-Methylamino)benzonitrile 4-(N-Methylamino)benzonitrile 4714-62-9 C8H8N2
N,N,N',N',N'',N''-Hexamethylmethantriamin N,N,N',N',N'',N''-Hexamethylmethantriamin 5762-56-1 C7H19N3
Octadecan-1-thiol Octadecan-1-thiol 2885-00-9 C18H38S
1-DODECANETHIOL 1-DODECANETHIOL 7773-83-3 C22H46S
4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)FLUOROBENZENE 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)FLUOROBENZENE 214360-58-4 C12H16BFO2
N,N'-BIS-Z-1-GUANYLPYRAZOLE N,N'-BIS-Z-1-GUANYLPYRAZOLE 152120-55-3 C20H18N4O4
Methoxydiethylborane Methoxydiethylborane 7397-46-8 C5H13BO
1400W 1400W 180001-34-7 C10H15N3
meso-1,2-Diphenylethylenediamine meso-1,2-Diphenylethylenediamine 951-87-1 C14H16N2
4-(2-Aminoethyl)anilin 4-(2-Aminoethyl)anilin 13472-00-9 C8H12N2
Di-tert-butyldisulfid Di-tert-butyldisulfid 110-06-5 C8H18S2
Diboran (6) Diboran (6) 19287-45-7 B2H6
Bicinchoninic Acid Disodium Salt Bicinchoninic Acid Disodium Salt 979-88-4 C20H13N2NaO4
Methyl-p-tolylsulfid Methyl-p-tolylsulfid 623-13-2 C8H10S
3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)toluene 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)toluene 253342-48-2 C13H19BO2
2-(4-Iodophenyl)-3-(4-nitrophe-nyl)-5-phenyl-tetrazoliumchlorid 2-(4-Iodophenyl)-3-(4-nitrophe-nyl)-5-phenyl-tetrazoliumchlorid 146-68-9 C19H13ClIN5O2
(S)-(-)-2,2'-Diamino-1,1'-binaphthalene (S)-(-)-2,2'-Diamino-1,1'-binaphthalene 18531-95-8 C20H16N2
tert-Butylamin-Boran tert-Butylamin-Boran 7337-45-3 C4H11BN
2-AMINO-4-CHLOROTHIOPHENOL 2-AMINO-4-CHLOROTHIOPHENOL 1004-00-8 C6H6ClNS
4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)TOLUENE 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)TOLUENE 195062-57-8 C13H19BO2
6-CHLORO-5-FLUOROBENZIMIDAZOLE-2-THIOL 6-CHLORO-5-FLUOROBENZIMIDAZOLE-2-THIOL 142313-30-2 C7H4ClFN2S
3-(ISOPROPOXYCARBONYL)PHENYLBORONIC ACID 3-(ISOPROPOXYCARBONYL)PHENYLBORONIC ACID 342002-80-6 C10H13BO4
4-HYDROXY-6-METHOXYMETHYLPYRIMIDINE-2-THIOL 4-HYDROXY-6-METHOXYMETHYLPYRIMIDINE-2-THIOL 175205-07-9 C6H8N2O2S
N,N-Dimethyl-N'-(((methylamino)-carbonyl)-oxy)-phenylmethanimid-amid-hydrochlorid N,N-Dimethyl-N'-(((methylamino)-carbonyl)-oxy)-phenylmethanimid-amid-hydrochlorid 23422-53-9 C11H16ClN3O2
2-Benzylaminoethyldimethylamin 2-Benzylaminoethyldimethylamin 103-55-9 C11H18N2
2,2'-Dithiodi(ethylammonium)dichlorid 2,2'-Dithiodi(ethylammonium)dichlorid 56-17-7 C4H14Cl2N2S2
3-CHLORO-N-METHYLBENZYLAMINE 3-CHLORO-N-METHYLBENZYLAMINE 39191-07-6 C8H10ClN
Ethylmethylsulfid Ethylmethylsulfid 624-89-5 C3H8S
1,1-Dimethylheptanthiol 1,1-Dimethylheptanthiol 25360-10-5 C9H20S
4-PYRIDINECARBOXAMIDINE 4-PYRIDINECARBOXAMIDINE 33278-46-5 C6H7N3
4-AMINO-5-(4-PYRIDYL)-4 H-1,2,4-TRIAZOLE-3-THIOL 4-AMINO-5-(4-PYRIDYL)-4 H-1,2,4-TRIAZOLE-3-THIOL 36209-51-5 C7H7N5S
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