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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
p-Chlorphenoxyacetylchlorid p-Chlorphenoxyacetylchlorid 4122-68-3 C8H6Cl2O2
DODECANEDIOYL DICHLORIDE DODECANEDIOYL DICHLORIDE 4834-98-4 C12H20Cl2O2
4-METHOXYPHENYLACETYL CHLORIDE 4-METHOXYPHENYLACETYL CHLORIDE 4693-91-8 C9H9ClO2
BENZO[1,3]DIOXOLE-5-SULFONYL CHLORIDE BENZO[1,3]DIOXOLE-5-SULFONYL CHLORIDE 115010-10-1 C7H5ClO4S
[1S-(1α,2β,4β)]-2-Chlor-1-isopropyl-4-methylcyclohexan [1S-(1α,2β,4β)]-2-Chlor-1-isopropyl-4-methylcyclohexan 16052-42-9 C10H19Cl
Oxalylbromid Oxalylbromid 15219-34-8 C2Br2O2
1,8-Dimethoxyoctan-1,8-diyldiammoniumdichlorid 1,8-Dimethoxyoctan-1,8-diyldiammoniumdichlorid 34490-86-3 C10H21ClN2O2
METHYL 3-(4-CHLOROSULFONYL)PHENYLPROPIONATE METHYL 3-(4-CHLOROSULFONYL)PHENYLPROPIONATE 374537-95-8 C10H11ClO4S
2,3,6-TRIFLUOROBENZOYL CHLORIDE 2,3,6-TRIFLUOROBENZOYL CHLORIDE 189807-20-3 C7H2ClF3O
3-FLUORO-4-METHYLBENZOYL CHLORIDE 3-FLUORO-4-METHYLBENZOYL CHLORIDE 59189-97-8 C8H6ClFO
MARGAROYL CHLORIDE MARGAROYL CHLORIDE 40480-10-2 C17H33ClO
2-Chlorophenylacetyl chloride 2-Chlorophenylacetyl chloride 51512-09-5 C8H6Cl2O
ISOXAZOLE-5-CARBONYL CHLORIDE ISOXAZOLE-5-CARBONYL CHLORIDE 62348-13-4 C4H2ClNO2
(9Z,12Z)-Octadeca-9,12-dienoylchlorid (9Z,12Z)-Octadeca-9,12-dienoylchlorid 7459-33-8 C18H31ClO
Methylphenylcarbamoylchlorid Methylphenylcarbamoylchlorid 4285-42-1 C8H8ClNO
(RS)-2-Methylbutyrylchlorid (RS)-2-Methylbutyrylchlorid 57526-28-0 C5H9ClO
1-BUTYL-3-METHYLIMIDAZOLIUM IODIDE 1-BUTYL-3-METHYLIMIDAZOLIUM IODIDE 65039-05-6 C8H15IN2
1-BUTYL-1-METHYLPYRROLIDINIUM BROMIDE 1-BUTYL-1-METHYLPYRROLIDINIUM BROMIDE 93457-69-3 C9H20N.Br
Triethylsulfonium bis(trifluoromethylsulfonyl)imide Triethylsulfonium bis(trifluoromethylsulfonyl)imide 321746-49-0 C8H15F6NO4S3
Tricyclo[3.3.1.13,7]dec-1-ylisocyanat Tricyclo[3.3.1.13,7]dec-1-ylisocyanat 4411-26-1 C11H15NS
1-ETHYL-3-METHYLIMIDAZOLIUM IODIDE 1-ETHYL-3-METHYLIMIDAZOLIUM IODIDE 35935-34-3 C6H11IN2
METHYL-TRIOCTYLAMMONIUM BIS(TRIFLUOROMET METHYL-TRIOCTYLAMMONIUM BIS(TRIFLUOROMET 375395-33-8 C25H54N.C2F6NO4S2
Tributyl(2-methoxyethyl)phosphonium Bis(trifluoromethanesulfonyl)imide Tributyl(2-methoxyethyl)phosphonium Bis(trifluoromethanesulfonyl)imide 959698-44-3 C15H34OP.C2F6NO4S2
3-METHYL-1-OCTYLIMIDAZOLIUM TETRAFLUOROBORATE 3-METHYL-1-OCTYLIMIDAZOLIUM TETRAFLUOROBORATE 244193-52-0 C12H23BF4N2
1-HEXYLPYRIDINIUM TETRAFLUOROBORATE 1-HEXYLPYRIDINIUM TETRAFLUOROBORATE 474368-70-2 C11H18BF4N
1-ETHYL-3-METHYLIMIDAZOLIUM DICYANAMIDE 1-ETHYL-3-METHYLIMIDAZOLIUM DICYANAMIDE 370865-89-7 C8H11N5
1-ETHYL-3-METHYLIMIDAZOLIUM ETHYL SULFATE 1-ETHYL-3-METHYLIMIDAZOLIUM ETHYL SULFATE 342573-75-5 C8H16N2O4S
1-ETHYL-3-METHYLIMIDAZOLIUM P-TOLUENESULFONATE 1-ETHYL-3-METHYLIMIDAZOLIUM P-TOLUENESULFONATE 328090-25-1 C13H18N2O3S
1-ETHYL-3-METHYLIMIDAZOLIUM HYDROGENSULFATE 1-ETHYL-3-METHYLIMIDAZOLIUM HYDROGENSULFATE 412009-61-1 C6H12N2O4S
p-Fluorbenzylisothiocyanat p-Fluorbenzylisothiocyanat 2740-88-7 C8H6FNS
2,4-DIMETHOXYPHENYL ISOTHIOCYANATE 2,4-DIMETHOXYPHENYL ISOTHIOCYANATE 33904-03-9 C9H9NO2S
1-BUTYL-3-METHYLIMIDAZOLIUM TETRACHLOROFERRATE 1-BUTYL-3-METHYLIMIDAZOLIUM TETRACHLOROFERRATE 359845-21-9 C8H15Cl4FeN2
1,3-DIMETHYLIMIDAZOLIUM DIMETHYL PHOSPHATE 1,3-DIMETHYLIMIDAZOLIUM DIMETHYL PHOSPHATE 654058-04-5 C7H15N2O4P
TRIBUTYLMETHYLAMMONIUM BIS(TRIFLUOROMETHYLSULFONYL)IMIDE TRIBUTYLMETHYLAMMONIUM BIS(TRIFLUOROMETHYLSULFONYL)IMIDE 405514-94-5 C13H30N.C2F6NO4S2
1,3-DIMETHYLIMIDAZOLIUM CHLORIDE 1,3-DIMETHYLIMIDAZOLIUM CHLORIDE 79917-88-7 C5H9ClN2
1-BUTYLPYRIDINIUM TETRAFLUOROBORATE 1-BUTYLPYRIDINIUM TETRAFLUOROBORATE 203389-28-0 C9H14BF4N
1-HEXYL-3-METHYLIMIDAZOLIUM TRIFLUOROMETHANESULFONATE 1-HEXYL-3-METHYLIMIDAZOLIUM TRIFLUOROMETHANESULFONATE 460345-16-8 C11H19F3N2O3S
1-BUTYL-3-METHYLIMIDAZOLIUM NITRATE 1-BUTYL-3-METHYLIMIDAZOLIUM NITRATE 179075-88-8 C8H15O3N3
1-ETHYL-3-METHYLIMIDAZOLIUM METHANESULFONATE 1-ETHYL-3-METHYLIMIDAZOLIUM METHANESULFONATE 145022-45-3 C7H14N2O3S
2-METHOXYPHENYL ISOTHIOCYANATE 2-METHOXYPHENYL ISOTHIOCYANATE 3288-04-8 C8H7NOS
1-ETHYL-3-METHYLIMIDAZOLIUM TETRACHLOROFERRATE 1-ETHYL-3-METHYLIMIDAZOLIUM TETRACHLOROFERRATE 850331-04-3 C6H11Cl4FeN2
2-METHOXY-4-NITROPHENYL ISOTHIOCYANATE 2-METHOXY-4-NITROPHENYL ISOTHIOCYANATE 190774-55-1 C8H6N2O3S
1-BUTYL-3-METHYLIMIDAZOLIUM METHYLSULFATE 1-BUTYL-3-METHYLIMIDAZOLIUM METHYLSULFATE 401788-98-5 C9H18N2O4S
TETRA-N-BUTYLAMMONIUM TRIIODIDE TETRA-N-BUTYLAMMONIUM TRIIODIDE 13311-45-0 C16H36I3N
1-Butyl-1-methylpiperidinium Bromide 1-Butyl-1-methylpiperidinium Bromide 94280-72-5 C10H22BrN
3-CYANOPHENYL ISOTHIOCYANATE 3-CYANOPHENYL ISOTHIOCYANATE 3125-78-8 C8H4N2S
1-ETHYL-2,3-DIMETHYLIMIDAZOLIUM BROMIDE 1-ETHYL-2,3-DIMETHYLIMIDAZOLIUM BROMIDE 98892-76-3 C7H13BrN2
1-BUTYL-3-METHYLIMIDAZOLIUM BIS(TRIFLUOR 1-BUTYL-3-METHYLIMIDAZOLIUM BIS(TRIFLUOR 174899-83-3 C8H15N2.C2F6NO4S2
1-ETHYL-3-METHYLIMIDAZOLIUM BIS(TRIFLUOROMETHYLSULFONYL)IMIDE 1-ETHYL-3-METHYLIMIDAZOLIUM BIS(TRIFLUOROMETHYLSULFONYL)IMIDE 174899-82-2 C6H11N2.C2F6NO4S2
4-Isothiocyanato-N,N-dimethylnaphthalin-1-amin 4-Isothiocyanato-N,N-dimethylnaphthalin-1-amin 29711-79-3 C13H12N2S
1-BUTYL-3-METHYLIMIDAZOLIUM OCTYLSULFATE 1-BUTYL-3-METHYLIMIDAZOLIUM OCTYLSULFATE 445473-58-5 C16H32N2O4S
Methyltrioctylammonium hydrogen sulfate Methyltrioctylammonium hydrogen sulfate 59158-14-4 C25H55NO4S
1-ETHYL-3-METHYLIMIDAZOLIUM ACETATE 1-ETHYL-3-METHYLIMIDAZOLIUM ACETATE 143314-17-4 C8H14N2O2
1-Butyl-1-methylpyrrolidinium chloride 1-Butyl-1-methylpyrrolidinium chloride 479500-35-1 C9H20ClN
TERT-BUTYLMETHOXYPHENYLSILYL BROMIDE TERT-BUTYLMETHOXYPHENYLSILYL BROMIDE 94124-39-7 C11H17BrOSi
ALLYLTRIS(TRIMETHYLSILOXY)SILANE ALLYLTRIS(TRIMETHYLSILOXY)SILANE 7087-21-0 C12H32O3Si4
2,6-DIFLUOROPHENYL ISOTHIOCYANATE 2,6-DIFLUOROPHENYL ISOTHIOCYANATE 207974-17-2 C7H3F2NS
2,4,5-Trichlorphenylisothiocyanat 2,4,5-Trichlorphenylisothiocyanat 23165-46-0 C7H2Cl3NS
6-O-(TRIISOPROPYLSILYL)-D-GALACTAL 6-O-(TRIISOPROPYLSILYL)-D-GALACTAL 166021-01-8 C15H30O4Si
1-METHOXY-1-TRIMETHYLSILYLOXYPROPENE 1-METHOXY-1-TRIMETHYLSILYLOXYPROPENE 34880-70-1 C7H16O2Si
2,4-Dichlor-1-isothiocyanatobenzol 2,4-Dichlor-1-isothiocyanatobenzol 6590-96-1 C7H3Cl2NS
2,5-DIFLUOROPHENYL ISOTHIOCYANATE 2,5-DIFLUOROPHENYL ISOTHIOCYANATE 206559-57-1 C7H3F2NS
CYCLOHEXANEMETHYL ISOTHIOCYANATE CYCLOHEXANEMETHYL ISOTHIOCYANATE 52395-66-1 C8H13NS
3-METHOXYPHENYL ISOTHIOCYANATE 3-METHOXYPHENYL ISOTHIOCYANATE 3125-64-2 C8H7NOS
2,3-DICHLOROPHENYL ISOTHIOCYANATE 2,3-DICHLOROPHENYL ISOTHIOCYANATE 6590-97-2 C7H3Cl2NS
1,1,5,5,5-Hexamethyl-3-[(trimethylsilyl)oxy]trisiloxan 1,1,5,5,5-Hexamethyl-3-[(trimethylsilyl)oxy]trisiloxan 1873-89-8 C9H28O3Si4
BENZHYDRYL ISOTHIOCYANATE BENZHYDRYL ISOTHIOCYANATE 3550-21-8 C14H11NS
1,2-Dichlor-4-isothiocyanatobenzol 1,2-Dichlor-4-isothiocyanatobenzol 6590-94-9 C7H3Cl2NS
2,5-DIMETHOXYPHENYL ISOTHIOCYANATE 2,5-DIMETHOXYPHENYL ISOTHIOCYANATE 40532-06-7 C9H9NO2S
1-Hexylisothiocyanat 1-Hexylisothiocyanat 4404-45-9 C7H13NS
5-(TERT-BUTYLDIPHENYLSILYLOXY)-1,3-BENZENEDIMETHANOL 5-(TERT-BUTYLDIPHENYLSILYLOXY)-1,3-BENZENEDIMETHANOL 482627-84-9 C24H28O3Si
3-IODOPHENYL ISOTHIOCYANATE 3-IODOPHENYL ISOTHIOCYANATE 3125-73-3 C7H4INS
2-METHOXY-5-METHYLPHENYL ISOTHIOCYANATE 2-METHOXY-5-METHYLPHENYL ISOTHIOCYANATE 190774-56-2 C9H9NOS
2,6-Xylylisothiocyanat 2,6-Xylylisothiocyanat 19241-16-8 C9H9NS
3-(DIETHYLAMINO)PROPYL ISOTHIOCYANATE 3-(DIETHYLAMINO)PROPYL ISOTHIOCYANATE 2626-52-0 C8H16N2S
2-ETHOXYCARBONYLPHENYL ISOTHIOCYANATE 2-ETHOXYCARBONYLPHENYL ISOTHIOCYANATE 99960-09-5 C10H9NO2S
4-ETHYLPHENYL ISOTHIOCYANATE 4-ETHYLPHENYL ISOTHIOCYANATE 18856-63-8 C9H9NS
PENTAFLUOROPHENYLETHOXYDIMETHYLSILANE PENTAFLUOROPHENYLETHOXYDIMETHYLSILANE 71338-73-3 C10H11F5OSi
3-(METHYLTHIO)PHENYL ISOTHIOCYANATE 3-(METHYLTHIO)PHENYL ISOTHIOCYANATE 51333-80-3 C8H7NS2
2,4,6-Trichlorphenylisothiocyanat 2,4,6-Trichlorphenylisothiocyanat 22134-07-2 C7H2Cl3NS
4-CHLORO-3-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 4-CHLORO-3-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 23163-86-2 C8H3ClF3NS
2-ETHYLPHENYL ISOTHIOCYANATE 2-ETHYLPHENYL ISOTHIOCYANATE 19241-19-1 C9H9NS
3-CHLOROPHENYL ISOTHIOCYANATE 3-CHLOROPHENYL ISOTHIOCYANATE 2392-68-9 C7H4ClNS
2-(4-CHLOROPHENYL)ETHYL ISOTHIOCYANATE 2-(4-CHLOROPHENYL)ETHYL ISOTHIOCYANATE 17608-10-5 C9H8ClNS
2-CHLORO-4-NITROPHENYL ISOTHIOCYANATE 2-CHLORO-4-NITROPHENYL ISOTHIOCYANATE 23165-64-2 C7H3ClN2O2S
5-CHLORO-2-METHYLPHENYL ISOTHIOCYANATE 5-CHLORO-2-METHYLPHENYL ISOTHIOCYANATE 19241-36-2 C8H6ClNS
3,4,5-Trimethoxyphenylisothiocyanat 3,4,5-Trimethoxyphenylisothiocyanat 35967-24-9 C10H11NO3S
4-METHOXYBENZYL ISOTHIOCYANATE 4-METHOXYBENZYL ISOTHIOCYANATE 3694-57-3 C9H9NOS
2,6-DICHLOROPHENYL ISOTHIOCYANATE 2,6-DICHLOROPHENYL ISOTHIOCYANATE 6590-95-0 C7H3Cl2NS
2-(METHYLTHIO)PHENYL ISOTHIOCYANATE 2-(METHYLTHIO)PHENYL ISOTHIOCYANATE 51333-75-6 C8H7NS2
2-IODOPHENYL ISOTHIOCYANATE 2-IODOPHENYL ISOTHIOCYANATE 98041-44-2 C7H4INS
TRIETHOXYFLUOROSILANE TRIETHOXYFLUOROSILANE 358-60-1 C6H15FO3Si
4-(METHYLTHIO)PHENYL ISOTHIOCYANATE 4-(METHYLTHIO)PHENYL ISOTHIOCYANATE 15863-41-9 C8H7NS2
3-BROMOPHENYL ISOTHIOCYANATE 3-BROMOPHENYL ISOTHIOCYANATE 2131-59-1 C7H4BrNS
Cyclopropylisothiocyanat Cyclopropylisothiocyanat 56601-42-4 C4H5NS
4-IODOPHENYL ISOTHIOCYANATE 4-IODOPHENYL ISOTHIOCYANATE 2059-76-9 C7H4INS
2-(TRIFLUOROMETHOXY)PHENYL ISOTHIOCYANATE 2-(TRIFLUOROMETHOXY)PHENYL ISOTHIOCYANATE 175205-33-1 C8H4F3NOS
4-[(4-Isothiocyanatophenyl)azo]-N,N-dimethylanilin 4-[(4-Isothiocyanatophenyl)azo]-N,N-dimethylanilin 7612-98-8 C15H14N4S
2-CHLORO-5-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 2-CHLORO-5-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 23165-49-3 C8H3ClF3NS
3,5-DICHLOROPHENYL ISOTHIOCYANATE 3,5-DICHLOROPHENYL ISOTHIOCYANATE 6590-93-8 C7H3Cl2NS
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