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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
N-HYDROXY-4-CHLORO-1H-INDOLE-3-CARBOXAMIDINE N-HYDROXY-4-CHLORO-1H-INDOLE-3-CARBOXAMIDINE 889942-75-0 C9H8ClN3O
N-(4-PHENYLBENZYLIDENE)BENZYLAMINE N-(4-PHENYLBENZYLIDENE)BENZYLAMINE 118578-71-5 C20H17N
CYCLOBUTANECARBOXAMIDINE HYDROCHLORIDE CYCLOBUTANECARBOXAMIDINE HYDROCHLORIDE 71690-89-6 C5H11ClN2
2-(3,4-DIFLUORO-PHENYL)-ACETAMIDINE 2-(3,4-DIFLUORO-PHENYL)-ACETAMIDINE 885965-89-9 C8H8F2N2
Acetamidinmonoacetat Acetamidinmonoacetat 36896-17-0 C4H10N2O2
N-HYDROXY-4-METHOXY-1H-INDOLE-3-CARBOXAMIDINE N-HYDROXY-4-METHOXY-1H-INDOLE-3-CARBOXAMIDINE 889943-82-2 C10H11N3O2
2,6-DICHLORO-BENZAMIDINE HCL 2,6-DICHLORO-BENZAMIDINE HCL 3797-84-0 C7H6Cl2N2
PIPERAZINE-1-CARBOXAMIDINE HEMISULFATE PIPERAZINE-1-CARBOXAMIDINE HEMISULFATE 22365-47-5 C5H14N4O4S
4-TRIFLUOROMETHYL-BENZAMIDINE 4-TRIFLUOROMETHYL-BENZAMIDINE 131472-28-1 C8H7F3N2
2-FLUORO-4-(TRIFLUOROMETHYL)BENZYLAMINE 2-FLUORO-4-(TRIFLUOROMETHYL)BENZYLAMINE 239087-05-9 C8H7F4N
CYCLOHEXANECARBOXAMIDINE CYCLOHEXANECARBOXAMIDINE 24722-30-3 C7H14N2
N-HYDROXY-6-CHLORO-1H-INDOLE-3-CARBOXAMIDINE N-HYDROXY-6-CHLORO-1H-INDOLE-3-CARBOXAMIDINE 889942-64-7 C9H8ClN3O
2,2'-OXYDIANILINE 2,2'-OXYDIANILINE 24878-25-9 C12H12N2O
4-(ethylaminomethyl)benzonitrile
4-(ethylaminomethyl)benzonitrile 4714-63-0 C9H10N2
ETHYLENEDIAMINE-N,N'-DIACETIC-N,N'-DIPROPIONIC ACID ETHYLENEDIAMINE-N,N'-DIACETIC-N,N'-DIPROPIONIC ACID 32701-19-2 C12H20N2O8
2-Amino-N-cyclohexyl-N-methylbenzylamin 2-Amino-N-cyclohexyl-N-methylbenzylamin 57365-08-9 C14H22N2
3-(methylaminomethyl)benzonitrile 3-(methylaminomethyl)benzonitrile 90389-96-1 C9H10N2
N-BENZYLHYDROXYLAMINE HYDROCHLORIDE N-BENZYLHYDROXYLAMINE HYDROCHLORIDE 622-30-0 C7H9NO
4-METHOXY-2-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE 4-METHOXY-2-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE 556812-41-0 C11H15F3O4SSi
3-PYRIDYL TRIFLUOROMETHANESULFONATE 3-PYRIDYL TRIFLUOROMETHANESULFONATE 107658-27-5 C6H4F3NO3S
P-TOLUENESULFONIC ACID PHENYL ESTER P-TOLUENESULFONIC ACID PHENYL ESTER 640-60-8 C13H12O3S
N,N'-Dimethyl-N-[2-(methylamino)ethyl]ethylendiamin N,N'-Dimethyl-N-[2-(methylamino)ethyl]ethylendiamin 105-84-0 C7H19N3
(R)-1-Benzyl-3-[(p-tolylsulfonyl)oxy]pyrrolidine (R)-1-Benzyl-3-[(p-tolylsulfonyl)oxy]pyrrolidine 116183-80-3 C18H21NO3S
3-METHOXY-2-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE,95.0+%(GC) 3-METHOXY-2-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE,95.0+%(GC) 217813-03-1 C11H15F3O4SSi
ETHYL 3-ISOCYANATOPROPIONATE ETHYL 3-ISOCYANATOPROPIONATE 5100-34-5 C6H9NO3
3-Methylbutyl tosylate 3-Methylbutyl tosylate 2431-75-6 C12H18O3S
1-(TRIMETHYLSILYL)-2-NAPHTHYL TRIFLATE 1-(TRIMETHYLSILYL)-2-NAPHTHYL TRIFLATE 252054-88-9 C14H15F3O3SSi
2-N-METHYLAMINOPENTANE 2-N-METHYLAMINOPENTANE 22431-10-3 C6H15N
3-Ethyl-2-methylbenzothiazolium-p-toluolsulfonat 3-Ethyl-2-methylbenzothiazolium-p-toluolsulfonat 14933-76-7 C17H19NO3S2
4-[2'-[[(4-METHYLPHENYL)SULFONYL]OXY]ETHYL]-1,3-DIHYDRO-2H-INDOLE-2-ONE 4-[2'-[[(4-METHYLPHENYL)SULFONYL]OXY]ETHYL]-1,3-DIHYDRO-2H-INDOLE-2-ONE 139122-20-6 C17H17NO4S
2-Chlor-1,4-benzoldiamin 2-Chlor-1,4-benzoldiamin 615-66-7 C6H7ClN2
4-(Methylaminomethyl)benzonitrile 4-(Methylaminomethyl)benzonitrile 34403-48-0 C9H10N2
DIETHYL TRANS-1,2-CYCLOPROPANEDICARBOXYLATE DIETHYL TRANS-1,2-CYCLOPROPANEDICARBOXYLATE 3999-55-1 C9H14O4
2,2-DIFLUOROETHYL TRIFLUOROMETHANESULFONATE 2,2-DIFLUOROETHYL TRIFLUOROMETHANESULFONATE 74427-22-8 C3H3F5O3S
2-IODOPHENYL TRIFLUOROMETHANESULFONATE 2-IODOPHENYL TRIFLUOROMETHANESULFONATE 129112-26-1 C7H4F3IO3S
3-(TRIMETHYLSILYL)-2-NAPHTHYL TRIFLUOROMETHANESULFONATE 3-(TRIMETHYLSILYL)-2-NAPHTHYL TRIFLUOROMETHANESULFONATE 780820-43-1 C14H15F3O3SSi
(S)-(+)-2-METHYLBUTYL METHANESULFONATE (S)-(+)-2-METHYLBUTYL METHANESULFONATE 104418-40-8 C6H14O3S
4-Fluoro-2-iodo-1-nitrobenzene 4-Fluoro-2-iodo-1-nitrobenzene 41860-64-4 C6H3FINO2
(S)-(+)-1-METHYLPROPYL 4-METHYLBENZENESULFONATE (S)-(+)-1-METHYLPROPYL 4-METHYLBENZENESULFONATE 50896-54-3 C11H16O3S
4,5-Dimethoxy-2-(trimethylsilyl)phenyl Trifluoromethanesulfonate 4,5-Dimethoxy-2-(trimethylsilyl)phenyl Trifluoromethanesulfonate 866252-52-0 C12H17F3O5SSi
1-Methoxy-N,N,N',N'-tetramethylmethylendiamin 1-Methoxy-N,N,N',N'-tetramethylmethylendiamin 1186-70-5 C6H16N2O
2-FORMYLPROPIONIC ACID ETHYL ESTER 2-FORMYLPROPIONIC ACID ETHYL ESTER 27772-62-9 C6H10O3
3,3'-(Butan-1,4-diylbis(oxy))-bispropanamin 3,3'-(Butan-1,4-diylbis(oxy))-bispropanamin 7300-34-7 C10H24N2O2
(S)-1-Benzyl-3-[(p-tolylsulfonyl)oxy]pyrrolidine (S)-1-Benzyl-3-[(p-tolylsulfonyl)oxy]pyrrolidine 116183-79-0 C18H21NO3S
2-METHYL-6-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE 2-METHYL-6-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE 556812-44-3 C11H15F3O3SSi
tert-Butyldiphenylsilyl Trifluoromethanesulfonate tert-Butyldiphenylsilyl Trifluoromethanesulfonate 92886-86-7 C17H19F3O3SSi
GLYCIDYL 4-TOLUENESULFONATE GLYCIDYL 4-TOLUENESULFONATE 6746-81-2 C10H12O4S
4-METHYL-2-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE 4-METHYL-2-(TRIMETHYLSILYL)PHENYL TRIFLUOROMETHANESULFONATE 262373-15-9 C11H15F3O3SSi
N,N'-Dimethylhexan-1,6-diamin N,N'-Dimethylhexan-1,6-diamin 13093-04-4 C8H20N2
Butyltoluol-4-sulfonat Butyltoluol-4-sulfonat 778-28-9 C11H16O3S
3-METHYL-N-METHYLBENZYLAMINE  97 3-METHYL-N-METHYLBENZYLAMINE 97 39180-84-2 C9H13N
9,10-Phenanthrendiamin 9,10-Phenanthrendiamin 53348-04-2 C14H12N2
1-NAPHTHYL TRIFLATE 1-NAPHTHYL TRIFLATE 99747-74-7 C11H7F3O3S
(Tosyloxy)acetonitril (Tosyloxy)acetonitril 14562-04-0 C9H9NO3S
Ethyl-4-methoxyphenylacetat Ethyl-4-methoxyphenylacetat 14062-18-1 C11H14O3
Ethyl-4-isocyanatobenzoat Ethyl-4-isocyanatobenzoat 30806-83-8 C10H9NO3
Diethyl-3-oxoheptandioat Diethyl-3-oxoheptandioat 40420-22-2 C11H18O5
ETHYL 4-ACETYL-5-OXOHEXANOATE ETHYL 4-ACETYL-5-OXOHEXANOATE 2832-10-2 C10H16O4
4-FLUORO-3-NITROPHENYL AZIDE 4-FLUORO-3-NITROPHENYL AZIDE 67312-96-3 C6H3FN4O2
Ethyl-N-phenylformimidat Ethyl-N-phenylformimidat 6780-49-0 C9H11NO
Ethyl all cis-5,8,11,14,17-Eicosapentaenoate Ethyl all cis-5,8,11,14,17-Eicosapentaenoate 86227-47-6 C22H34O2
Ethyl-4-hydroxycyclohexancarboxylat Ethyl-4-hydroxycyclohexancarboxylat 17159-80-7 C9H16O3
ETHYL 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZOATE ETHYL 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZOATE 195062-62-5 C15H21BO4
4-METHOXYPHENYL 2-AZIDO-4,6-O-BENZYLIDENE-2-DEOXY-BETA-D-GLUCOPYRANOSIDE 4-METHOXYPHENYL 2-AZIDO-4,6-O-BENZYLIDENE-2-DEOXY-BETA-D-GLUCOPYRANOSIDE 1430068-18-0 C20H21N3O6
Ethylcrotonat Ethylcrotonat 10544-63-5 C6H10O2
Ethylmandelat Ethylmandelat 774-40-3 C10H12O3
Ethyl-m-tolylacetat Ethyl-m-tolylacetat 40061-55-0 C11H14O2
Ethyl-(9Z,12Z,15Z)-9,12,15-octadecatrienoat Ethyl-(9Z,12Z,15Z)-9,12,15-octadecatrienoat 1191-41-9 C20H34O2
ETHYL 2-IODOBENZOATE ETHYL 2-IODOBENZOATE 1829-28-3 C9H9IO2
3-azido-7-hydroxycoumarin 3-azido-7-hydroxycoumarin 817638-68-9 C9H5N3O3
Ethyl-3-methyl-2-oxobutyrat Ethyl-3-methyl-2-oxobutyrat 20201-24-5 C7H12O3
Ethyl-m-toluat Ethyl-m-toluat 120-33-2 C10H12O2
Ethylbromphenylacetat Ethylbromphenylacetat 2882-19-1 C10H11BrO2
ETHYL CIS-3-BROMOACRYLATE ETHYL CIS-3-BROMOACRYLATE 31930-34-4 C5H7BrO2
Ethylpentadecanoat Ethylpentadecanoat 41114-00-5 C17H34O2
D-GLYCERO-D-GALACTO-NON-2-ENONIC ACID D-GLYCERO-D-GALACTO-NON-2-ENONIC ACID 130525-58-5 C18H24N4O10
Azidotris(diethylamino)phosphonium bromide Azidotris(diethylamino)phosphonium bromide 130888-29-8 C12H30BrN6P
4-AZIDOPHENYLACRYLALDEHYDE 4-AZIDOPHENYLACRYLALDEHYDE 22736-78-3 C9H7N3O
4-TERT-BUTYLCALIX[4]ARENE-TETRAACETIC ACID TETRAETHYL ESTER 4-TERT-BUTYLCALIX[4]ARENE-TETRAACETIC ACID TETRAETHYL ESTER 97600-39-0 C60H80O12
2-ACETAMIDO-4,6-O-BENZYLIDENE-2-DEOXY-BETA-D-GLUCOPYRANOSYL AZIDE 2-ACETAMIDO-4,6-O-BENZYLIDENE-2-DEOXY-BETA-D-GLUCOPYRANOSYL AZIDE 168397-51-1 C15H18N4O5
Ethyl-4,6-dimethyl-2-oxo-2H-pyran-5-carboxylat Ethyl-4,6-dimethyl-2-oxo-2H-pyran-5-carboxylat 3385-34-0 C10H12O4
ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE 13148-05-5 C24H23O3P
Diethyldiallylmalonat Diethyldiallylmalonat 3195-24-2 C13H20O4
ETHYL 3-(TRIFLUOROMETHYL)CROTONATE ETHYL 3-(TRIFLUOROMETHYL)CROTONATE 24490-03-7 C7H9F3O2
Ethyl-1,3-dithian-2-carboxylat Ethyl-1,3-dithian-2-carboxylat 20462-00-4 C7H12O2S2
Diethyldimethylmalonat Diethyldimethylmalonat 1619-62-1 C9H16O4
ETHYL TRANS-4-BROMOCINNAMATE ETHYL TRANS-4-BROMOCINNAMATE 24393-53-1 C11H11BrO2
6-(1,4-DIAZEPAN-1-YL)NICOTINONITRILE 6-(1,4-DIAZEPAN-1-YL)NICOTINONITRILE 683274-59-1 C11H14N4
N-NONADECANOIC ACID ETHYL ESTER N-NONADECANOIC ACID ETHYL ESTER 18281-04-4 C21H42O2
Ethyl-(E)-2-decenoat Ethyl-(E)-2-decenoat 7367-88-6 C12H22O2
Diethylacetylsuccinat Diethylacetylsuccinat 1115-30-6 C10H16O5
Diethylterephthalat Diethylterephthalat 636-09-9 C12H14O4
Ethyl-3-oxo-3-(3,4,5-trimethoxyphenyl)propionat Ethyl-3-oxo-3-(3,4,5-trimethoxyphenyl)propionat 3044-56-2 C14H18O6
Ethyl trans-3-Benzoylacrylate Ethyl trans-3-Benzoylacrylate 15121-89-8 C12H12O3
Ethyl-2-hydroxyvalerat Ethyl-2-hydroxyvalerat 6938-26-7 C7H14O3
Ethylisocyanatoacetat Ethylisocyanatoacetat 2949-22-6 C5H7NO3
Ethyltridecanoat Ethyltridecanoat 28267-29-0 C15H30O2
2-METHOXY-6-METHYLBENZOIC ACID ETHYL ESTER 2-METHOXY-6-METHYLBENZOIC ACID ETHYL ESTER 6520-83-8 C11H14O3
Ethyl-(E)-oct-2-enoat Ethyl-(E)-oct-2-enoat 7367-82-0 C10H18O2
4-azidosalicylic acid 4-azidosalicylic acid 66761-27-1 C7H5N3O3
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