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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
1-ETHYL-3-METHYLIMIDAZOLIUM METHANESULFONATE 1-ETHYL-3-METHYLIMIDAZOLIUM METHANESULFONATE 145022-45-3 C7H14N2O3S
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
3-METHYL-1-OCTYLIMIDAZOLIUM TETRAFLUOROBORATE 3-METHYL-1-OCTYLIMIDAZOLIUM TETRAFLUOROBORATE 244193-52-0 C12H23BF4N2
1-BUTYL-3-METHYLIMIDAZOLIUM OCTYLSULFATE 1-BUTYL-3-METHYLIMIDAZOLIUM OCTYLSULFATE 445473-58-5 C16H32N2O4S
1,3-DIMETHYLIMIDAZOLIUM DIMETHYL PHOSPHATE 1,3-DIMETHYLIMIDAZOLIUM DIMETHYL PHOSPHATE 654058-04-5 C7H15N2O4P
4-Isothiocyanato-N,N-dimethylnaphthalin-1-amin 4-Isothiocyanato-N,N-dimethylnaphthalin-1-amin 29711-79-3 C13H12N2S
2-METHOXYPHENYL ISOTHIOCYANATE 2-METHOXYPHENYL ISOTHIOCYANATE 3288-04-8 C8H7NOS
2-METHOXY-4-NITROPHENYL ISOTHIOCYANATE 2-METHOXY-4-NITROPHENYL ISOTHIOCYANATE 190774-55-1 C8H6N2O3S
Tricyclo[3.3.1.13,7]dec-1-ylisocyanat Tricyclo[3.3.1.13,7]dec-1-ylisocyanat 4411-26-1 C11H15NS
2,4-DIMETHOXYPHENYL ISOTHIOCYANATE 2,4-DIMETHOXYPHENYL ISOTHIOCYANATE 33904-03-9 C9H9NO2S
p-Fluorbenzylisothiocyanat p-Fluorbenzylisothiocyanat 2740-88-7 C8H6FNS
3-CYANOPHENYL ISOTHIOCYANATE 3-CYANOPHENYL ISOTHIOCYANATE 3125-78-8 C8H4N2S
3,5-DICHLOROPHENYL ISOTHIOCYANATE 3,5-DICHLOROPHENYL ISOTHIOCYANATE 6590-93-8 C7H3Cl2NS
2,4,6-Trichlorphenylisothiocyanat 2,4,6-Trichlorphenylisothiocyanat 22134-07-2 C7H2Cl3NS
3-IODOPHENYL ISOTHIOCYANATE 3-IODOPHENYL ISOTHIOCYANATE 3125-73-3 C7H4INS
2-ETHYLPHENYL ISOTHIOCYANATE 2-ETHYLPHENYL ISOTHIOCYANATE 19241-19-1 C9H9NS
3-(DIETHYLAMINO)PROPYL ISOTHIOCYANATE 3-(DIETHYLAMINO)PROPYL ISOTHIOCYANATE 2626-52-0 C8H16N2S
TERT-BUTYLMETHOXYPHENYLSILYL BROMIDE TERT-BUTYLMETHOXYPHENYLSILYL BROMIDE 94124-39-7 C11H17BrOSi
2,6-DIFLUOROPHENYL ISOTHIOCYANATE 2,6-DIFLUOROPHENYL ISOTHIOCYANATE 207974-17-2 C7H3F2NS
2,4,5-Trichlorphenylisothiocyanat 2,4,5-Trichlorphenylisothiocyanat 23165-46-0 C7H2Cl3NS
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
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
2-METHOXY-5-METHYLPHENYL ISOTHIOCYANATE 2-METHOXY-5-METHYLPHENYL ISOTHIOCYANATE 190774-56-2 C9H9NOS
2,6-Xylylisothiocyanat 2,6-Xylylisothiocyanat 19241-16-8 C9H9NS
2-ETHOXYCARBONYLPHENYL ISOTHIOCYANATE 2-ETHOXYCARBONYLPHENYL ISOTHIOCYANATE 99960-09-5 C10H9NO2S
4-ETHYLPHENYL ISOTHIOCYANATE 4-ETHYLPHENYL ISOTHIOCYANATE 18856-63-8 C9H9NS
3-(METHYLTHIO)PHENYL ISOTHIOCYANATE 3-(METHYLTHIO)PHENYL ISOTHIOCYANATE 51333-80-3 C8H7NS2
4-CHLORO-3-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 4-CHLORO-3-(TRIFLUOROMETHYL)PHENYL ISOTHIOCYANATE 23163-86-2 C8H3ClF3NS
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
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
4-Phenylsemicarbazid 4-Phenylsemicarbazid 537-47-3 C7H9N3O
ALLYLTRIS(TRIMETHYLSILOXY)SILANE ALLYLTRIS(TRIMETHYLSILOXY)SILANE 7087-21-0 C12H32O3Si4
N,N,O-TRIS(TRIMETHYLSILYL)HYDROXYLAMINE N,N,O-TRIS(TRIMETHYLSILYL)HYDROXYLAMINE 21023-20-1 C9H27NOSi3
(3-Hydroxyphenyl)harnstoff (3-Hydroxyphenyl)harnstoff 701-82-6 C7H8N2O2
CHLOROMETHYLDIMETHYLISOPROPOXYSILANE CHLOROMETHYLDIMETHYLISOPROPOXYSILANE 18171-11-4 C6H15ClOSi
1,1,3,3, TETRAPHENYL DIMETHOXY DISILOXANE 1,1,3,3, TETRAPHENYL DIMETHOXY DISILOXANE 94593-08-5 C26H26O3Si2
6-O-(TRIISOPROPYLSILYL)-D-GALACTAL 6-O-(TRIISOPROPYLSILYL)-D-GALACTAL 166021-01-8 C15H30O4Si
(3,4-Dichlorphenyl)thioharnstoff (3,4-Dichlorphenyl)thioharnstoff 19250-09-0 C7H6Cl2N2S
Hexaphenyldisiloxan Hexaphenyldisiloxan 1829-40-9 C36H30OSi2
Hexachlordisiloxan Hexachlordisiloxan 14986-21-1 Cl6OSi2
TRIMETHYL[3-(TRIETHOXYSILYL)PROPYL]AMMONIUM CHLORIDE TRIMETHYL[3-(TRIETHOXYSILYL)PROPYL]AMMONIUM CHLORIDE 84901-27-9 C12H30ClNO3Si
TETRAETHYLAMMONIUM FLUORIDE TRIHYDROFLUORIDE TETRAETHYLAMMONIUM FLUORIDE TRIHYDROFLUORIDE 42539-97-9 C8H23F4N
1,1,5,5,5-Hexamethyl-3-[(trimethylsilyl)oxy]trisiloxan 1,1,5,5,5-Hexamethyl-3-[(trimethylsilyl)oxy]trisiloxan 1873-89-8 C9H28O3Si4
Benzyltriethoxysilan Benzyltriethoxysilan 2549-99-7 C13H22O3Si
(2-Chlorphenyl)thioharnstoff (2-Chlorphenyl)thioharnstoff 5344-82-1 C7H7ClN2S
TRIFLUOROMETHANESULFONIC ACID DIETHYLISOPROPYLSILYL ESTER TRIFLUOROMETHANESULFONIC ACID DIETHYLISOPROPYLSILYL ESTER 126889-55-2 C8H17F3O3SSi
4-BROMOPHENYLUREA 4-BROMOPHENYLUREA 1967-25-5 C7H7BrN2O
1,1-Hydrazoformamid 1,1-Hydrazoformamid 110-21-4 C2H6N4O2
PENTAFLUOROPHENYLETHOXYDIMETHYLSILANE PENTAFLUOROPHENYLETHOXYDIMETHYLSILANE 71338-73-3 C10H11F5OSi
1,5-Dichlor-1,1,3,3,5,5-hexamethyltrisiloxan 1,5-Dichlor-1,1,3,3,5,5-hexamethyltrisiloxan 3582-71-6 C6H18Cl2O2Si3
(4-Methylphenyl)harnstoff (4-Methylphenyl)harnstoff 622-51-5 C8H10N2O
N-Methyl-N-nitrosoharnstoff N-Methyl-N-nitrosoharnstoff 684-93-5 C2H5N3O2
Methyl-3-trimethylsilyloxybuta-1,3-dien-1-ylether Methyl-3-trimethylsilyloxybuta-1,3-dien-1-ylether 59414-23-2 C8H16O2Si
2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctan 2,2,7,7-Tetramethyl-3,6-dithia-2,7-disilaoctan 51048-29-4 C8H22S2Si2
Diphenylpropylphosphin Diphenylpropylphosphin 7650-84-2 C15H17P
1,3-DI-BOC-2-METHYLISOTHIOUREA 1,3-DI-BOC-2-METHYLISOTHIOUREA 107819-90-9 C12H22N2O4S
O-(Tert-Butyldimethylsilyl)Benzanilide O-(Tert-Butyldimethylsilyl)Benzanilide 404392-70-7 C19H25NOSi
NALPHA-(2,4,6-TRIISOPROPYLBENZENESULFONYL)-O-(TERT-BUTYLDIPHENYLSILYL)-PROS-METHYL-L-HISTIDINOL NALPHA-(2,4,6-TRIISOPROPYLBENZENESULFONYL)-O-(TERT-BUTYLDIPHENYLSILYL)-PROS-METHYL-L-HISTIDINOL 787554-04-5 C38H53N3O3SSi
1-Fluoro-4-methyl-1,4-diazoniabicyclo[2,2,2]octane bis(tetrafluoroborate) 1-Fluoro-4-methyl-1,4-diazoniabicyclo[2,2,2]octane bis(tetrafluoroborate) 159269-48-4 C7H15BF5N2+
4-Phenylsemicarbazidhydrochlorid 4-Phenylsemicarbazidhydrochlorid 5441-14-5 C7H10ClN3O
N-PROP-2-YNYLUREA N-PROP-2-YNYLUREA 5221-62-5 C4H6N2O
METHYL 3-(TRIMETHYLSILYLOXY)CROTONATE, MIXTURE OF CIS AND TRANS, 90 METHYL 3-(TRIMETHYLSILYLOXY)CROTONATE, MIXTURE OF CIS AND TRANS, 90 26767-00-0 C8H16O3Si
Bicyclo[2.2.1]hept-5-en-2-yltriethoxysilan Bicyclo[2.2.1]hept-5-en-2-yltriethoxysilan 18401-43-9 C13H24O3Si
6-O-(TRIISOPROPYLSILYL)-D-GLUCAL 6-O-(TRIISOPROPYLSILYL)-D-GLUCAL 137915-37-8 C15H30O4Si
N-[3-(Trimethoxysilyl)propyl]-N'-(vinylbenzyl)ethylendiaminmonohydrochlorid N-[3-(Trimethoxysilyl)propyl]-N'-(vinylbenzyl)ethylendiaminmonohydrochlorid 34937-00-3 C17H31ClN2O3Si
CYCLOHEXYLTRIMETHOXYSILANE CYCLOHEXYLTRIMETHOXYSILANE 17865-54-2 C9H20O3Si
4,4-DIMETHYL-3-THIOSEMICARBAZIDE 4,4-DIMETHYL-3-THIOSEMICARBAZIDE 6926-58-5 C3H9N3S
1 4-BIS(TRIETHOXYSILYL)BENZENE  96 1 4-BIS(TRIETHOXYSILYL)BENZENE 96 2615-18-1 C18H34O6Si2
TRIETHOXYFLUOROSILANE TRIETHOXYFLUOROSILANE 358-60-1 C6H15FO3Si
3,5-BIS(TERT-BUTYLDIPHENYLSILYLOXY)BENZYL ALCOHOL 3,5-BIS(TERT-BUTYLDIPHENYLSILYLOXY)BENZYL ALCOHOL 182250-70-0 C39H44O3Si2
1,1,1,3,5,5,5-Heptamethyl-3-[3-(oxiranylmethoxy)propyl]trisiloxan 1,1,1,3,5,5,5-Heptamethyl-3-[3-(oxiranylmethoxy)propyl]trisiloxan 7422-52-8 C13H32O4Si3
1-ETHYL-3-PHENYL-2-THIOUREA 1-ETHYL-3-PHENYL-2-THIOUREA 2741-06-2 C9H12N2S
TRIPHENYLPHOSPHINE RESIN TRIPHENYLPHOSPHINE RESIN 39319-11-4 C18H15P
Triethoxypentylsilan Triethoxypentylsilan 2761-24-2 C11H26O3Si
4-BROMOPHENYLTHIOUREA 4-BROMOPHENYLTHIOUREA 2646-30-2 C7H7BrN2S
DIETHYLPHOSPHONOACETIC ACID DIETHYLPHOSPHONOACETIC ACID 3095-95-2 C6H13O5P
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