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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
2-Pyridinamine, 4-[3-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]- 2-Pyridinamine, 4-[3-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]- 2223050-04-0 C15H21BN4O2
1-(2-Amino-4-pyridyl)pyrazole-4-boronic acid pinacol ester 1-(2-Amino-4-pyridyl)pyrazole-4-boronic acid pinacol ester 1402240-46-3 C14H19BN4O2
1H-Pyrazole, 1-(2,2-difluorocyclopropyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- 1H-Pyrazole, 1-(2,2-difluorocyclopropyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- 2322212-04-2 C12H17BF2N2O2
3-(Acetyl)thiophene-2-boronic acid pinacol ester 3-(Acetyl)thiophene-2-boronic acid pinacol ester 2223033-77-8 C12H17BO3S
1,1-Dimethylethyl  4-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]-1-piperidinecarboxylate 1,1-Dimethylethyl 4-[3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]-1-piperidinecarboxylate 1401697-46-8 C19H32BN3O4
1-Piperidinecarboxylic acid, 4-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrol-1-yl]-, 1,1-dimethylethyl ester 1-Piperidinecarboxylic acid, 4-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrol-1-yl]-, 1,1-dimethylethyl ester 1783824-76-9 C20H33BN2O4
tert-butyl 3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrol-1-yl)piperidine-1-carboxylate tert-butyl 3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrol-1-yl)piperidine-1-carboxylate 2222996-64-5 C20H33BN2O4
tert-butyl 3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrol-1-yl)pyrrolidine-1-carboxylate tert-butyl 3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrol-1-yl)pyrrolidine-1-carboxylate 2223006-16-2 C19H31BN2O4
1,1-Dimethylethyl 3-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]-1-pyrrolidinecarboxylate 1,1-Dimethylethyl 3-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]-1-pyrrolidinecarboxylate 2222996-86-1 C18H30BN3O4
Benzene-1,3,5-d3, 2-bromo-4,6-di(methyl-d3)- Benzene-1,3,5-d3, 2-bromo-4,6-di(methyl-d3)- 2256714-26-6 C8H9Br
[5-CHLORO-2-(TRIFLUOROMETHYL)PYRIDIN-4-YL]BORONIC ACID [5-CHLORO-2-(TRIFLUOROMETHYL)PYRIDIN-4-YL]BORONIC ACID 2225174-70-7 C6H4BClF3NO2
[3-(4-methylpyrazol-1-yl)phenyl]boronic acid [3-(4-methylpyrazol-1-yl)phenyl]boronic acid 1428582-36-8 C10H11BN2O2
[2H6]-Azetidine [2H6]-Azetidine 1415638-24-2 C3H7N
2,3'-Bipyridine-3-boronic acid 2,3'-Bipyridine-3-boronic acid 2225181-44-0 C10H9BN2O2
[2-(AMINOMETHYL)PYRIDIN-4-YL]BORONIC ACID [2-(AMINOMETHYL)PYRIDIN-4-YL]BORONIC ACID 2225178-67-4 C6H9BN2O2
(E)-1-phenyl-N-(6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazin-2-yl)methanimine (E)-1-phenyl-N-(6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazin-2-yl)methanimine 2223056-50-4 C17H20BN3O2
(Cyclopropyl-d5)-bromide (Cyclopropyl-d5)-bromide 1643577-64-3 C3H5Br
(6-CYANO-2-METHYLPYRIDIN-3-YL)BORONIC ACID (6-CYANO-2-METHYLPYRIDIN-3-YL)BORONIC ACID 2225180-00-5 C7H7BN2O2
5-Phenyl-3-pyridinyl boronic acid, pinacol ester 5-Phenyl-3-pyridinyl boronic acid, pinacol ester 1171891-07-8 C17H20BNO2
(5-cyclopropylfuran-2-yl)boronic acid (5-cyclopropylfuran-2-yl)boronic acid 1693758-46-1 C7H9BO3
(6-(pyrrolidin-3-yl)pyridin-3-yl)boronic acid (6-(pyrrolidin-3-yl)pyridin-3-yl)boronic acid 2225152-71-4 C9H13BN2O2
2-(4-Tolyl)pyridine-5-boronic acid 2-(4-Tolyl)pyridine-5-boronic acid 1336877-69-0 C12H12BNO2
(6-cyclobutylpyridin-3-yl)boronic acid (6-cyclobutylpyridin-3-yl)boronic acid 2225169-78-6 C9H12BNO2
(4'-CYANO-[1,1'-BIPHENYL]-3-YL)BORONIC ACID (4'-CYANO-[1,1'-BIPHENYL]-3-YL)BORONIC ACID 1130760-55-2 C13H10BNO2
(5-(methoxy-d3)pyridin-3-yl)boronic acid (5-(methoxy-d3)pyridin-3-yl)boronic acid 2241867-27-4 C6H8BNO3
(6-(diethylaMino)pyridin-3-yl)boronic acid (6-(diethylaMino)pyridin-3-yl)boronic acid 1313761-64-6 C9H15BN2O2
(6-ethylpyridin-3-yl)boronic acid (6-ethylpyridin-3-yl)boronic acid 1201788-51-3 C8H12BNO2
(6-(thiazol-5-yl)pyridin-3-yl)boronic acid (6-(thiazol-5-yl)pyridin-3-yl)boronic acid 1387005-08-4 C8H7BN2O2S
(5-bromo-2-cyclopropylphenyl)boronic acid (5-bromo-2-cyclopropylphenyl)boronic acid 1234559-32-0 C9H10BBrO2
4-chloro-3-cyclopropylphenylboronic acid 4-chloro-3-cyclopropylphenylboronic acid 1548739-71-4 C9H10BClO2
5-Cyclopropyl-2-methoxyphenylboronic acid 5-Cyclopropyl-2-methoxyphenylboronic acid 2225155-31-5 C10H13BO3
(5-(thiazol-2-yl)pyridin-3-yl)boronic acid (5-(thiazol-2-yl)pyridin-3-yl)boronic acid 2225177-85-3 C8H7BN2O2S
[5-(AMINOMETHYL)PYRIDIN-3-YL]BORONIC ACID [5-(AMINOMETHYL)PYRIDIN-3-YL]BORONIC ACID 2225177-50-2 C6H9BN2O2
(4-chlorophenyl-2,3,5,6-d4)boronic acid (4-chlorophenyl-2,3,5,6-d4)boronic acid 2241871-98-5 C6H6BClO2
(5-(pyrazin-2-yl)pyridin-3-yl)boronic acid (5-(pyrazin-2-yl)pyridin-3-yl)boronic acid 2225180-20-9 C9H8BN3O2
5-Cyclopropyl-2-methylphenylboronic acid 5-Cyclopropyl-2-methylphenylboronic acid 2225169-28-6 C10H13BO2
(4-morpholino-3-(trifluoromethyl)phenyl)boronic acid (4-morpholino-3-(trifluoromethyl)phenyl)boronic acid 1335304-43-2 C11H13BF3NO3
(5-(thiophen-3-yl)pyridin-3-yl)boronic acid (5-(thiophen-3-yl)pyridin-3-yl)boronic acid 2225173-86-2 C9H8BNO2S
2-(4-Trifluoromethylphenyl)pyridine-5-boronic acid 2-(4-Trifluoromethylphenyl)pyridine-5-boronic acid 2225154-38-9 C12H9BF3NO2
[6-(4-METHYLPIPERAZIN-1-YL)PYRIDIN-3-YL]BORONIC ACID [6-(4-METHYLPIPERAZIN-1-YL)PYRIDIN-3-YL]BORONIC ACID 936353-84-3 C10H16BN3O2
(6-(4-Methylpiperidin-1-yl)pyridin-3-yl)boronic acid (6-(4-Methylpiperidin-1-yl)pyridin-3-yl)boronic acid 1864801-70-6 C11H17BN2O2
(6-(thiazol-2-yl)pyridin-3-yl)boronic acid (6-(thiazol-2-yl)pyridin-3-yl)boronic acid 1264511-30-9 C8H7BN2O2S
6-[ethyl(methyl)amino]pyridin-3-ylboronic acid 6-[ethyl(methyl)amino]pyridin-3-ylboronic acid 1311147-68-8 C8H13BN2O2
(4-ethylpyrimidin-5-yl)boronic acid (4-ethylpyrimidin-5-yl)boronic acid 2225179-87-1 C6H9BN2O2
(5-isobutylpyridin-3-yl)boronic acid (5-isobutylpyridin-3-yl)boronic acid 1952356-61-4 C9H14BNO2
(5-(pyrimidin-5-yl)pyridin-3-yl)boronic acid (5-(pyrimidin-5-yl)pyridin-3-yl)boronic acid 2225180-16-3 C9H8BN3O2
(6-(thiophen-3-yl)pyridin-3-yl)boronic acid (6-(thiophen-3-yl)pyridin-3-yl)boronic acid 1264513-41-8 C9H8BNO2S
(5-(2-aminopropan-2-yl)pyridin-3-yl)boronic acid (5-(2-aminopropan-2-yl)pyridin-3-yl)boronic acid 2225177-33-1 C8H13BN2O2
(5-CHLORO-4-METHYLPYRIDIN-3-YL)BORONIC ACID (5-CHLORO-4-METHYLPYRIDIN-3-YL)BORONIC ACID 2225172-97-2 C6H7BClNO2
(6-(2-aminopropan-2-yl)pyridin-3-yl)boronic acid (6-(2-aminopropan-2-yl)pyridin-3-yl)boronic acid 2225180-57-2 C8H13BN2O2
(6-(methyl-d3)pyridin-3-yl)boronic acid (6-(methyl-d3)pyridin-3-yl)boronic acid 2241875-59-0 C6H8BNO2
1-(5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)FURAN-2-YL)ETHANONE 1-(5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)FURAN-2-YL)ETHANONE 1107580-77-7 C6H7BO4
(6-(thiazol-4-yl)pyridin-3-yl)boronic acid (6-(thiazol-4-yl)pyridin-3-yl)boronic acid 1264511-59-2 C8H7BN2O2S
(5-Fluoro-2-isopropoxypyridin-4-yl)boronic acid pinacol ester (5-Fluoro-2-isopropoxypyridin-4-yl)boronic acid pinacol ester 2121511-50-8 C14H21BFNO3
2-isopropylpyridin-4-ylboronic acid 2-isopropylpyridin-4-ylboronic acid 1788062-08-7 C8H12BNO2
(4-cyclopropyl-2-(methoxycarbonyl)phenyl)boronic acid (4-cyclopropyl-2-(methoxycarbonyl)phenyl)boronic acid 1395826-22-8 C11H13BO4
2-(tert-Butyl)pyrimidine-5-boronic acid 2-(tert-Butyl)pyrimidine-5-boronic acid 1352570-51-4 C8H13BN2O2
2-isopropoxypyrimidin-5-ylboronic acid 2-isopropoxypyrimidin-5-ylboronic acid 870521-32-7 C7H11BN2O3
3-(tetrahydro-2H-pyran-4-yl)phenylboronic acid 3-(tetrahydro-2H-pyran-4-yl)phenylboronic acid 2225175-24-4 C11H15BO3
2-Methyl-4-morpholinophenylboronic acid 2-Methyl-4-morpholinophenylboronic acid 2225175-77-7 C11H16BNO3
(3-CYANO-5-METHOXYPHENYL)BORONIC ACID (3-CYANO-5-METHOXYPHENYL)BORONIC ACID 960589-15-5 C8H8BNO3
(4-(4-methyl-1H-pyrazol-1-yl)-3-(trifluoromethyl)phenyl)boronic acid (4-(4-methyl-1H-pyrazol-1-yl)-3-(trifluoromethyl)phenyl)boronic acid 2256708-79-7 C11H10BF3N2O2
(4-amino-2-cyclopropylphenyl)boronic acid (4-amino-2-cyclopropylphenyl)boronic acid 2225180-85-6 C9H12BNO2
(4-cyclopropyl-2-methoxyphenyl)boronic acid (4-cyclopropyl-2-methoxyphenyl)boronic acid 2225177-96-6 C10H13BO3
(3-Acetyl-5-methylphenyl)boronic acid (3-Acetyl-5-methylphenyl)boronic acid 1914057-92-3 C9H11BO3
2-Morpholinopyridin-4-ylboronic acid 2-Morpholinopyridin-4-ylboronic acid 952206-85-8 C9H13BN2O3
(3-(OXETAN-3-YL)PHENYL)BORONIC ACID PINACOL ESTER (3-(OXETAN-3-YL)PHENYL)BORONIC ACID PINACOL ESTER 2223012-01-7 C15H21BO3
(3-cyano-4-(oxetan-3-yl)phenyl)boronic acid (3-cyano-4-(oxetan-3-yl)phenyl)boronic acid 2256708-83-3 C10H10BNO3
(4-(4-methylpiperazin-1-yl)furan-2-yl)boronic acid (4-(4-methylpiperazin-1-yl)furan-2-yl)boronic acid 2241864-87-7 C9H15BN2O3
(4-bromo-3-cyclopropylphenyl)boronic acid (4-bromo-3-cyclopropylphenyl)boronic acid 2225174-68-3 C9H10BBrO2
[4-(1H-IMIDAZOL-1-YL)PHENYL]BORONIC ACID [4-(1H-IMIDAZOL-1-YL)PHENYL]BORONIC ACID 229009-43-2 C9H9BN2O2
4-Cyclopropyl-2-fluorophenylboronic acid 4-Cyclopropyl-2-fluorophenylboronic acid 2225175-39-1 C9H10BFO2
(3-cyclopropyl-5-methoxyphenyl)boronic acid (3-cyclopropyl-5-methoxyphenyl)boronic acid 1787258-63-2 C10H13BO3
(3-fluoro-5-(piperidin-1-yl)phenyl)boronic acid (3-fluoro-5-(piperidin-1-yl)phenyl)boronic acid 2225155-90-6 C11H15BFNO2
3-(piperazin-1-yl)phenylboronic acid 3-(piperazin-1-yl)phenylboronic acid 1026029-59-3 C10H15BN2O2
(2-cyclobutylpyridin-4-yl)boronic acid (2-cyclobutylpyridin-4-yl)boronic acid 2225176-13-4 C9H12BNO2
2-Methoxy-4-(4-methylpiperazin-1-yl)phenylboronic acid 2-Methoxy-4-(4-methylpiperazin-1-yl)phenylboronic acid 2225170-62-5 C12H19BN2O3
(3-fluorophenyl)boronic acid-D4 (3-fluorophenyl)boronic acid-D4 2241870-71-1 C6H6BFO2
(4-(piperidin-1-yl)-3-(trifluoromethyl)phenyl)boronic acid (4-(piperidin-1-yl)-3-(trifluoromethyl)phenyl)boronic acid 1187874-86-7 C12H15BF3NO2
(4-cyano-2-cyclopropylphenyl)boronic acid (4-cyano-2-cyclopropylphenyl)boronic acid 2169923-15-1 C10H10BNO2
(2-cyanopyridin-4-yl)boronic acid (2-cyanopyridin-4-yl)boronic acid 903513-60-0 C6H5BN2O2
2-Methoxy-4-(piperidin-1-yl)phenylboronic acid 2-Methoxy-4-(piperidin-1-yl)phenylboronic acid 2225179-31-5 C12H18BNO3
(3-cyclopropyl-4-fluorophenyl)boronic acid (3-cyclopropyl-4-fluorophenyl)boronic acid 2225178-16-3 C9H10BFO2
(4-(4-methylpiperazin-1-yl)thiophen-2-yl)boronic acid (4-(4-methylpiperazin-1-yl)thiophen-2-yl)boronic acid 2241864-86-6 C9H15BN2O2S
(4-chloro-2-cyclopropylphenyl)boronic acid (4-chloro-2-cyclopropylphenyl)boronic acid 1824647-96-2 C9H10BClO2
4'-(trifluoroMethyl)biphenyl-3-ylboronic acid 4'-(trifluoroMethyl)biphenyl-3-ylboronic acid 1107603-45-1 C13H10BF3O2
(3-(1-(TERT-BUTOXYCARBONYL)PIPERIDIN-4-YL)PHENYL)BORONIC ACID PINACOL ESTER (3-(1-(TERT-BUTOXYCARBONYL)PIPERIDIN-4-YL)PHENYL)BORONIC ACID PINACOL ESTER 937048-47-0 C22H34BNO4
4-(4-methyl-1H-pyrazol-1-yl)phenylboronic acid 4-(4-methyl-1H-pyrazol-1-yl)phenylboronic acid 2225181-67-7 C10H11BN2O2
(3-cyclopropyl-5-methylphenyl)boronic acid (3-cyclopropyl-5-methylphenyl)boronic acid 2225155-57-5 C10H13BO2
(4-(pyrrolidin-1-yl)-3-(trifluoromethyl)phenyl)boronic acid (4-(pyrrolidin-1-yl)-3-(trifluoromethyl)phenyl)boronic acid 895543-04-1 C11H13BF3NO2
(3-fluoro-5-(4-Methylpiperazin-1-yl)phenyl)boronic acid (3-fluoro-5-(4-Methylpiperazin-1-yl)phenyl)boronic acid 1704073-49-3 C11H16BFN2O2
[3,3'-Bipyridin]-5-ylboronic acid [3,3'-Bipyridin]-5-ylboronic acid 1034541-67-7 C10H9BN2O2
2-Isopropylpyridin-3-ylboronic acid 2-Isopropylpyridin-3-ylboronic acid 2080377-86-0 C8H12BNO2
(2-chloro-4-cyclopropylphenyl)boronic acid (2-chloro-4-cyclopropylphenyl)boronic acid 2225175-17-5 C9H10BClO2
(4-cyano-3-cyclopropylphenyl)boronic acid (4-cyano-3-cyclopropylphenyl)boronic acid 2225155-11-1 C10H10BNO2
Boronic acid, B-[4-(3-thienyl)phenyl]- Boronic acid, B-[4-(3-thienyl)phenyl]- 415916-25-5 C10H9BO2S
Boronic acid, B-[3-(1H-pyrrol-1-yl)phenyl]- Boronic acid, B-[3-(1H-pyrrol-1-yl)phenyl]- 1311132-65-6 C10H10BNO2
(3-METHYL-1-(TETRAHYDRO-2H-PYRAN-4-YL)-1H-PYRAZOL-4-YL)BORONIC ACID PINACOL ESTER (3-METHYL-1-(TETRAHYDRO-2H-PYRAN-4-YL)-1H-PYRAZOL-4-YL)BORONIC ACID PINACOL ESTER 1853186-01-2 C15H25BN2O3
(3-cyclopropyl-4-(methoxycarbonyl)phenyl)boronic acid (3-cyclopropyl-4-(methoxycarbonyl)phenyl)boronic acid 1422975-77-6 C11H13BO4
2-(Cyclobutyl)pyrimidine-5-boronic acid 2-(Cyclobutyl)pyrimidine-5-boronic acid 1551413-91-2 C8H11BN2O2
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