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
o-Chlorphenethylalkohol o-Chlorphenethylalkohol 19819-95-5 C8H9ClO
3-Iodobenzylalkohol 3-Iodobenzylalkohol 57455-06-8 C7H7IO
Metacetamol Metacetamol 621-42-1 C8H9NO2
2-Hydroxyethylsalicylat 2-Hydroxyethylsalicylat 87-28-5 C9H10O4
2-Phenylpropan-1-ol 2-Phenylpropan-1-ol 1123-85-9 C9H12O
2-[(4-Methylphenyl)sulfonyl]ethanol 2-[(4-Methylphenyl)sulfonyl]ethanol 22381-54-0 C9H12O3S
4-Amino-3-chlorophenol hydrochloride 4-Amino-3-chlorophenol hydrochloride 52671-64-4 C6H7Cl2NO
p-Benzyloxybenzylchlorid p-Benzyloxybenzylchlorid 836-43-1 C14H14O2
2,6-Di-tert-butyl-4-methoxyphenol 2,6-Di-tert-butyl-4-methoxyphenol 489-01-0 C15H24O2
2,4,6-Trimethylbenzylalkohol 2,4,6-Trimethylbenzylalkohol 4170-90-5 C10H14O
1,2-BIS(DIMETHYLPHOSPHINO)ETHANE 1,2-BIS(DIMETHYLPHOSPHINO)ETHANE 23936-60-9 C6H16P2
2-(1,3-Dioxan-2-yl)ethyltriphenylphosphoniumbromid 2-(1,3-Dioxan-2-yl)ethyltriphenylphosphoniumbromid 69891-92-5 C24H26BrO2P
Diphenyl[2-(triethoxysilyl)ethyl]phosphin Diphenyl[2-(triethoxysilyl)ethyl]phosphin 18586-39-5 C20H29O3PSi
Tetraethyl-[1,4-phenylenbis(methylen)]bisphosphonat Tetraethyl-[1,4-phenylenbis(methylen)]bisphosphonat 4546-04-7 C16H28O6P2
1,1'-Bis (di-t-butylphosphino)ferrocene palladium dichloride, 1,1'-Bis (di-t-butylphosphino)ferrocene palladium dichloride, 95408-45-0 C26H38Cl2FeP2Pd
Pentyltriphenylphosphoniumbromid Pentyltriphenylphosphoniumbromid 21406-61-1 C23H26BrP
Diethylcyanidophosphat Diethylcyanidophosphat 2942-58-7 C5H10NO3P
(+)-Taddol (+)-Taddol 93379-49-8 C31H30O4
p-(Octyloxy)phenol p-(Octyloxy)phenol 3780-50-5 C14H22O2
4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE 4-HYDROXYBENZENESULFONIC ACID SODIUM SALT DIHYDRATE 10580-19-5 C6H9NaO6S
4-Amino-o-kresol 4-Amino-o-kresol 2835-96-3 C7H9NO
RAC-2-(DI-T-BUTYLPHOSPHINO)-1,1'-BINAPHTHYL RAC-2-(DI-T-BUTYLPHOSPHINO)-1,1'-BINAPHTHYL 255836-67-0 C28H31P
3-Nitro-5-(trifluoromethyl)phenol 3-Nitro-5-(trifluoromethyl)phenol 349-57-5 C7H4F3NO3
(-)-Taddol (-)-Taddol 93379-48-7 C31H30O4
α,α,α,2-Tetrachlortoluol α,α,α,2-Tetrachlortoluol 2136-89-2 C7H4Cl4
2-FLUORO-6-METHOXYPHENOL 2-FLUORO-6-METHOXYPHENOL 73943-41-6 C7H7FO2
3-(Benzyloxy)phenol 3-(Benzyloxy)phenol 3769-41-3 C13H12O2
m-Terphenyl-2'-ol m-Terphenyl-2'-ol 2432-11-3 C18H14O
Clorofen Clorofen 120-32-1 C13H11ClO
2,4-Dichlor-3,5-xylenol 2,4-Dichlor-3,5-xylenol 133-53-9 C8H8Cl2O
4-Brombrenzcatechin 4-Brombrenzcatechin 17345-77-6 C6H5BrO2
5-Pentylresorcin 5-Pentylresorcin 500-66-3 C11H16O2
4,4'-Isopropylidendi-o-kresol 4,4'-Isopropylidendi-o-kresol 79-97-0 C17H20O2
(-)-2,2-Dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolan (-)-2,2-Dimethyl-4,5-((diphenylphosphino)dimethyl)dioxolan 32305-98-9 C31H32O2P2
4-Nitro-1-naphthol 4-Nitro-1-naphthol 605-62-9 C10H7NO3
2,3-Diaminophenol 2,3-Diaminophenol 59649-56-8 C6H8N2O
4-Brom-2,6-di-tert-butylphenol 4-Brom-2,6-di-tert-butylphenol 1139-52-2 C14H21BrO
4-Pentylphenol 4-Pentylphenol 14938-35-3 C11H16O
Bromopyrogallol Red Bromopyrogallol Red 16574-43-9 C19H10Br2O8S
2-Allylphenol 2-Allylphenol 1745-81-9 C9H10O
2-Hydroxy-1-naphthylammoniumchlorid 2-Hydroxy-1-naphthylammoniumchlorid 1198-27-2 C10H10ClNO
4-Nitrobrenzcatechin 4-Nitrobrenzcatechin 3316-09-4 C6H5NO4
2,4,6-Triiodphenol 2,4,6-Triiodphenol 609-23-4 C6H3I3O
NONYLPHENOL NONYLPHENOL 84852-15-3 C15H24O
6-tert-Butyl-m-kresol 6-tert-Butyl-m-kresol 88-60-8 C11H16O
4-Benzylphenol 4-Benzylphenol 101-53-1 C13H12O
4-Fluoro-2-methoxyphenol 4-Fluoro-2-methoxyphenol 450-93-1 C7H7FO2
4-Butylphenol 4-Butylphenol 1638-22-8 C10H14O
4,4'-Methylendiphenol 4,4'-Methylendiphenol 620-92-8 C13H12O2
4-Amino-3,5-xylenol 4-Amino-3,5-xylenol 3096-70-6 C8H11NO
6,6'-Di-tert-butyl-2,2'-methylendi-p-kresol 6,6'-Di-tert-butyl-2,2'-methylendi-p-kresol 119-47-1 C23H32O2
2-Amino-o-kresol 2-Amino-o-kresol 53222-92-7 C7H9NO
4-Hydroxy-m-phenylendiammoniumdichlorid 4-Hydroxy-m-phenylendiammoniumdichlorid 137-09-7 C6H10Cl2N2O
3-Isopropylhydroxybenzol 3-Isopropylhydroxybenzol 618-45-1 C9H12O
3,5-DICHLOROTHIOANISOLE 3,5-DICHLOROTHIOANISOLE 68121-46-0 C7H6Cl2S
4-(Methylthio)benzyl alcohol 4-(Methylthio)benzyl alcohol 3446-90-0 C8H10OS
2,6-Dibrom-4-nitrophenol 2,6-Dibrom-4-nitrophenol 99-28-5 C6H3Br2NO3
(Ethylsulfonyl)benzol (Ethylsulfonyl)benzol 599-70-2 C8H10O2S
4-tert-Butyldiphenyl sulfide 4-tert-Butyldiphenyl sulfide 85609-03-6 C16H18S
2-Amino-4-chloro-6-nitrophenol 2-Amino-4-chloro-6-nitrophenol 6358-08-3 C6H5ClN2O3
3,4-DIFLUOROTHIOPHENOL 3,4-DIFLUOROTHIOPHENOL 60811-24-7 C6H4F2S
Spiro[3H-2,1-benzoxathiol-3,9'-[9H]xanthen]-3',4',5',6'-tetrol-1,1-dioxid Spiro[3H-2,1-benzoxathiol-3,9'-[9H]xanthen]-3',4',5',6'-tetrol-1,1-dioxid 32638-88-3 C19H12O8S
Racepinefrin Racepinefrin 329-65-7 C9H13NO3
(Phenylthio)essigsure (Phenylthio)essigsure 103-04-8 C8H8O2S
Benzylphenylsulfid Benzylphenylsulfid 831-91-4 C13H12S
3-PHENYLPHENOL 3-PHENYLPHENOL 580-51-8 C12H10O
2-Amino-6-bromophenol 2-Amino-6-bromophenol 28165-50-6 C6H6BrNO
2-(Methylthio)anilin 2-(Methylthio)anilin 2987-53-3 C7H9NS
3-FLUOROTHIOANISOLE 3-FLUOROTHIOANISOLE 658-28-6 C7H7FS
(R*,R*)-(+-)-1,4-Dimercaptobutan-2,3-diol (R*,R*)-(+-)-1,4-Dimercaptobutan-2,3-diol 27565-41-9 C4H10O2S2
2-Amino-4-chloro-5-nitrophenol 2-Amino-4-chloro-5-nitrophenol 6358-07-2 C6H5ClN2O3
3-METHOXY THIOANISOLE 3-METHOXY THIOANISOLE 2388-74-1 C8H10OS
4-Bromo-2,6-dimethylphenol 4-Bromo-2,6-dimethylphenol 2374-05-2 C8H9BrO
2,3,6-Trichlorphenol 2,3,6-Trichlorphenol 933-75-5 C6H3Cl3O
Bromhydrochinon Bromhydrochinon 583-69-7 C6H5BrO2
Pentachlorbenzolthiol Pentachlorbenzolthiol 133-49-3 C6HCl5S
Ethyl-2-[(3,5-dibrom-4-hydroxyphenyl)(3,5-dibrom-4-oxo-2,5-cyclohexadien-1-yliden)methyl]benzoat Ethyl-2-[(3,5-dibrom-4-hydroxyphenyl)(3,5-dibrom-4-oxo-2,5-cyclohexadien-1-yliden)methyl]benzoat 1176-74-5 C22H14Br4O4
5-Chlor-o-kresol 5-Chlor-o-kresol 5306-98-9 C7H7ClO
2,6-Dibrom-p-kresol 2,6-Dibrom-p-kresol 2432-14-6 C7H6Br2O
3-ETHOXY THIOPHENOL 3-ETHOXY THIOPHENOL 86704-82-7 C8H10OS
4-(4-Methylphenylthio)benzophenone 4-(4-Methylphenylthio)benzophenone 83846-85-9 C20H16OS
4-Butoxyphenol 4-Butoxyphenol 122-94-1 C10H14O2
2-NITROPHENYL PHENYL SULFIDE 2-NITROPHENYL PHENYL SULFIDE 4171-83-9 C12H9NO2S
2-Aminophenylphenylsulfon 2-Aminophenylphenylsulfon 4273-98-7 C12H11NO2S
Chlormethyl phenylsulfid Chlormethyl phenylsulfid 7205-91-6 C7H7ClS
p-Xylol-α,α'-dithiol p-Xylol-α,α'-dithiol 105-09-9 C8H10S2
3,5-Dibromophenol 3,5-Dibromophenol 626-41-5 C6H4Br2O
Pentafluorbenzolsulfonylchlorid Pentafluorbenzolsulfonylchlorid 832-53-1 C6ClF5O2S
METHYL THIOSALICYLATE METHYL THIOSALICYLATE 4892-02-8 C8H8O2S
BIS(3-FLUOROPHENYL)DISULFIDE BIS(3-FLUOROPHENYL)DISULFIDE 63930-17-6 C12H8F2S2
Biphenyl-2,5-diol Biphenyl-2,5-diol 1079-21-6 C12H10O2
2,6-Di-tert-butyl-4-ethylphenol 2,6-Di-tert-butyl-4-ethylphenol 4130-42-1 C16H26O
4-METHYLDIPHENYL SULFIDE 4-METHYLDIPHENYL SULFIDE 3699-01-2 C13H12S
3-Hydroxythiophenol 3-Hydroxythiophenol 40248-84-8 C6H6OS
4-Heptyloxyphenol 4-Heptyloxyphenol 13037-86-0 C13H20O2
4-Chlor-3-ethylphenol 4-Chlor-3-ethylphenol 14143-32-9 C8H9ClO
4-Nitrosophenol 4-Nitrosophenol 104-91-6 C6H5NO2
2-Bromobenzyl mercaptan 2-Bromobenzyl mercaptan 143888-85-1 C7H7BrS
(Methylsulfinyl)benzol (Methylsulfinyl)benzol 1193-82-4 C7H8OS
3-Hydroxyphenylacetylene 3-Hydroxyphenylacetylene 10401-11-3 C8H6O
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