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
1,1-DIMETHOXYCYCLOHEXANE 1,1-DIMETHOXYCYCLOHEXANE 933-40-4 C8H16O2
1-Brom-3,3-dimethylbutan-2-on 1-Brom-3,3-dimethylbutan-2-on 5469-26-1 C6H11BrO
2,6-Dimethylheptan-3,5-dion 2,6-Dimethylheptan-3,5-dion 18362-64-6 C9H16O2
3-Methylpentan-2-on 3-Methylpentan-2-on 565-61-7 C6H12O
2-Ethylcyclopentan-1,3-dion 2-Ethylcyclopentan-1,3-dion 823-36-9 C7H10O2
3,3-Dimethylcyclohexanone 3,3-Dimethylcyclohexanone 2979-19-3 C8H14O
2-Methoxyhydrochinon 2-Methoxyhydrochinon 824-46-4 C7H8O3
2,4,4,6-Tetrabromcyclohexa-2,5-dienon 2,4,4,6-Tetrabromcyclohexa-2,5-dienon 20244-61-5 C6H2Br4O
2,6-Dimethoxy-p-benzochinon 2,6-Dimethoxy-p-benzochinon 530-55-2 C8H8O4
Cyclododecanon Cyclododecanon 830-13-7 C12H22O
3-Hydroxy-3-methyl-2-butanone 3-Hydroxy-3-methyl-2-butanone 115-22-0 C5H10O2
trans-4-Phenylbut-3-en-2-on trans-4-Phenylbut-3-en-2-on 1896-62-4 C10H10O
6,13-Pentacenequinone 6,13-Pentacenequinone 3029-32-1 C22H12O2
Tetrabrom-p-benzochinon Tetrabrom-p-benzochinon 488-48-2 C6Br4O2
1,1,3,3-TETRABROMOACETONE 1,1,3,3-TETRABROMOACETONE 22612-89-1 C3H2Br4O
2,4'-Dichlorbenzophenon 2,4'-Dichlorbenzophenon 85-29-0 C13H8Cl2O
1,9-Diphenylnona-1,3,6,8-tetraen-5-on 1,9-Diphenylnona-1,3,6,8-tetraen-5-on 622-21-9 C21H18O
2,6-Dimethylcyclohexan-1-on 2,6-Dimethylcyclohexan-1-on 2816-57-1 C8H14O
2,5-Dimethyl-p-benzochinon 2,5-Dimethyl-p-benzochinon 137-18-8 C8H8O2
2-Chloro-5-nitrophenylboronic acid 2-Chloro-5-nitrophenylboronic acid 867333-29-7 C6H5BClNO4
4-(CYANOMETHYL)BENZENEBORONIC ACID 4-(CYANOMETHYL)BENZENEBORONIC ACID 91983-26-5 C8H8BNO2
Dodecan-2-on Dodecan-2-on 6175-49-1 C12H24O
(N,N-Diethylanilin)trihydrobor (N,N-Diethylanilin)trihydrobor 13289-97-9 C10H18BN
2,5-Dihydroxy-p-benzochinon 2,5-Dihydroxy-p-benzochinon 615-94-1 C6H4O4
Cyclopropyl-2-thienylketon Cyclopropyl-2-thienylketon 6193-47-1 C8H8OS
3-VINYLPHENYLBORONIC ACID 3-VINYLPHENYLBORONIC ACID 15016-43-0 C8H9BO2
Tetrafluor-p-benzochinon Tetrafluor-p-benzochinon 527-21-9 C6F4O2
2-ANTHRACENEBORONIC ACID 2-ANTHRACENEBORONIC ACID 141981-64-8 C14H11BO2
3-TRIFLUOROMETHYL-4-METHOXY-PHENYLBORONIC ACID 3-TRIFLUOROMETHYL-4-METHOXY-PHENYLBORONIC ACID 149507-36-8 C8H8BF3O3
2-Methylcyclohexan-1,3-dion 2-Methylcyclohexan-1,3-dion 1193-55-1 C7H10O2
4-(ETHYLTHIO)BENZENEBORONIC ACID 4-(ETHYLTHIO)BENZENEBORONIC ACID 145349-76-4 C8H11BO2S
4-(N-HEXYLOXY)BENZENEBORONIC ACID 4-(N-HEXYLOXY)BENZENEBORONIC ACID 121219-08-7 C12H19BO3
2-Chlorphenylcyclopentylketon 2-Chlorphenylcyclopentylketon 6740-85-8 C12H13ClO
4-Butoxyphenylboronic Acid 4-Butoxyphenylboronic Acid 105365-51-3 C10H15BO3
4-Methoxybut-3-en-2-on 4-Methoxybut-3-en-2-on 4652-27-1 C5H8O2
4-Nitrobenzoldiazoniumtetra-fluoroborat 4-Nitrobenzoldiazoniumtetra-fluoroborat 456-27-9 C6H4BF4N3O2
Nonan-5-on Nonan-5-on 502-56-7 C9H18O
(S)-p-Mentha-1,8-dien (S)-p-Mentha-1,8-dien 5989-54-8 C10H16
(4-METHOXYPHENYL)-BORANE (4-METHOXYPHENYL)-BORANE 45713-46-0 C7H9BO
4-Methyl-3-thiopheneboronic acid 4-Methyl-3-thiopheneboronic acid 177735-11-4 C5H7BO2S
Chlorhydrochinon Chlorhydrochinon 615-67-8 C6H5ClO2
2-AMINOCARBONYLPHENYLBORONIC ACID 2-AMINOCARBONYLPHENYLBORONIC ACID 380430-54-6 C7H8BNO3
3-FLUOROPYRIDINE-4-BORONIC ACID 3-FLUOROPYRIDINE-4-BORONIC ACID 458532-97-3 C5H5BFNO2
2 6-DIFLUORO-4-METHOXYPHENYLBORONIC ACID 2 6-DIFLUORO-4-METHOXYPHENYLBORONIC ACID 406482-20-0 C7H7BF2O3
3-MERCAPTOPHENYLBORONIC ACID 3-MERCAPTOPHENYLBORONIC ACID 352526-00-2 C6H7BO2S
1,1-Dichloraceton 1,1-Dichloraceton 513-88-2 C3H4Cl2O
3-(DIMETHYLCARBAMOYL)PHENYLBORONIC ACID 3-(DIMETHYLCARBAMOYL)PHENYLBORONIC ACID 373384-14-6 C9H12BNO3
2-Ethoxycarbonylbenzeneboronic acid 2-Ethoxycarbonylbenzeneboronic acid 380430-53-5 C9H11BO4
3-MORPHOLINOPHENYLBORONIC ACID PINACOL ESTER 3-MORPHOLINOPHENYLBORONIC ACID PINACOL ESTER 852227-95-3 C16H24BNO3
4-(2,6,6-Trimethylcyclohex-1-en-1-yl)-but-3-en-2-on 4-(2,6,6-Trimethylcyclohex-1-en-1-yl)-but-3-en-2-on 14901-07-6 C13H20O
Cyclohexanhexaon Cyclohexanhexaon 527-31-1 C6O6
Hex-5-en-2-on Hex-5-en-2-on 109-49-9 C6H10O
2,6-Dimethylhepta-2,5-dien-4-on 2,6-Dimethylhepta-2,5-dien-4-on 504-20-1 C9H14O
4-Methylthiophene-2-boronic acid 4-Methylthiophene-2-boronic acid 162607-15-0 C5H7BO2S
Isoquinoline-5-boronic acid Isoquinoline-5-boronic acid 371766-08-4 C9H8BNO2
4-Fluoro-3-formylphenylboronic acid 4-Fluoro-3-formylphenylboronic acid 374538-01-9 C7H6BFO3
6-METHOXYPYRIDINE-2-BORONIC ACID 6-METHOXYPYRIDINE-2-BORONIC ACID 372963-51-4 C6H8BNO3
2-Methoxy-5-formylphenylboronic acid 2-Methoxy-5-formylphenylboronic acid 127972-02-5 C8H9BO4
3-Dimethylaminophenylboronic acid 3-Dimethylaminophenylboronic acid 178752-79-9 C8H12BNO2
3-ISOPROPYLPHENYLBORONIC ACID 3-ISOPROPYLPHENYLBORONIC ACID 216019-28-2 C9H13BO2
3-ISOPROPOXYPHENYLBORONIC ACID 3-ISOPROPOXYPHENYLBORONIC ACID 216485-86-8 C9H13BO3
Benzylboronic acid Benzylboronic acid 4463-42-7 C7H9BO2
QUINOLINE-4-BORONIC ACID QUINOLINE-4-BORONIC ACID 371764-64-6 C9H8BNO2
3-Iodophenylboronic acid 3-Iodophenylboronic acid 221037-98-5 C6H6BIO2
4-Fluoronaphtalene-1-boronic acid 4-Fluoronaphtalene-1-boronic acid 182344-25-8 C10H8BFO2
3,5-DICHLORO-4-METHOXYBENZENEBORONIC ACID 3,5-DICHLORO-4-METHOXYBENZENEBORONIC ACID 175883-61-1 C7H7BCl2O3
Cyclopentylboronic acid Cyclopentylboronic acid 63076-51-7 C5H11BO2
3,5-DIBROMOBENZENEBORONIC ACID 3,5-DIBROMOBENZENEBORONIC ACID 117695-55-3 C6H5BBr2O2
3-ETHYLSULFONYLPHENYLBORONIC ACID 3-ETHYLSULFONYLPHENYLBORONIC ACID 845870-47-5 C8H11BO4S
4-(N-OCTYLOXY)BENZENEBORONIC ACID 4-(N-OCTYLOXY)BENZENEBORONIC ACID 121554-09-4 C14H23BO3
4-(ETHYLSULFONYL)PHENYLBORONIC ACID 4-(ETHYLSULFONYL)PHENYLBORONIC ACID 352530-24-6 C8H11BO4S
2-Methoxymethylphenylboronic acid 2-Methoxymethylphenylboronic acid 126617-98-9 C8H11BO3
(2-Aminoethoxy)(diphenyl)boran (2-Aminoethoxy)(diphenyl)boran 524-95-8 C14H16BNO
3-(N-METHYLAMINOCARBONYL)PHENYLBORONIC ACID 3-(N-METHYLAMINOCARBONYL)PHENYLBORONIC ACID 832695-88-2 C8H10BNO3
2-Methoxy-5-methylphenylboronic acid 2-Methoxy-5-methylphenylboronic acid 127972-00-3 C8H11BO3
2,3,4-Trimethoxyphenylboronic acid 2,3,4-Trimethoxyphenylboronic acid 118062-05-8 C9H13BO5
1-(2-Pyrimidyl)piperazine hydrochloride 1-(2-Pyrimidyl)piperazine hydrochloride 78069-54-2 C8H13ClN4
Benzothiophene-3-boronic acid Benzothiophene-3-boronic acid 113893-08-6 C8H7BO2S
4-(N-METHYLAMINOCARBONYL)PHENYLBORONIC ACID 4-(N-METHYLAMINOCARBONYL)PHENYLBORONIC ACID 121177-82-0 C8H10BNO3
2-(Methanesulfonyl)phenylboronic acid 2-(Methanesulfonyl)phenylboronic acid 330804-03-0 C7H9BO4S
Phenethylboronic acid Phenethylboronic acid 34420-17-2 C8H11BO2
(4-Hydroxy-2-methyl)phenylboronic acid (4-Hydroxy-2-methyl)phenylboronic acid 493035-82-8 C7H9BO3
5-Carboxythiophene-2-boronic acid 5-Carboxythiophene-2-boronic acid 465515-31-5 C5H5BO4S
1-CYCLOHEXENYLBORONIC ACID 1-CYCLOHEXENYLBORONIC ACID 89490-05-1 C6H11BO2
2-Chloro-5-methoxyphenylboronic acid 2-Chloro-5-methoxyphenylboronic acid 89694-46-2 C7H8BClO3
(4-METHYL-1-NAPHTHALENE)BORONIC ACID (4-METHYL-1-NAPHTHALENE)BORONIC ACID 103986-53-4 C11H11BO2
5-BROMOTHIOPHENE-2-BORONIC ACID 5-BROMOTHIOPHENE-2-BORONIC ACID 162607-17-2 C4H4BBrO2S
4-Mercaptophenylboronic acid 4-Mercaptophenylboronic acid 237429-33-3 C6H7BO2S
CYCLOPENTEN-1-YLBORONIC ACID CYCLOPENTEN-1-YLBORONIC ACID 850036-28-1 C5H9BO2
2,4,6-Trichlorophenylboronic acid 2,4,6-Trichlorophenylboronic acid 73852-18-3 C6H4BCl3O2
4-Propoxyphenylboronic acid 4-Propoxyphenylboronic acid 186497-67-6 C9H13BO3
(4-CHLOROCARBONYLPHENYL)BORONIC ANHYDRIDE (4-CHLOROCARBONYLPHENYL)BORONIC ANHYDRIDE 332154-57-1 C7H6BClO3
5-Methoxypyridine-3-boronic acid 5-Methoxypyridine-3-boronic acid 850991-69-4 C6H8BNO3
(4-PENTYLOXYPHENYL)BORONIC ACID (4-PENTYLOXYPHENYL)BORONIC ACID 146449-90-3 C11H17BO3
2-Acetamidophenylboronic acid 2-Acetamidophenylboronic acid 169760-16-1 C8H10BNO3
3-Chloro-4-nitrobenzoic acid 3-Chloro-4-nitrobenzoic acid 39608-47-4 C7H4ClNO4
4-FLUORO-3-(HYDROXYMETHYL)BENZENEBORONIC ACID 4-FLUORO-3-(HYDROXYMETHYL)BENZENEBORONIC ACID 481681-02-1 C7H8BFO3
4-Isobutylphenylboronic acid 4-Isobutylphenylboronic acid 153624-38-5 C10H15BO2
(3-FLUORO-4-HYDROXYPHENYL)BORONIC ACID (3-FLUORO-4-HYDROXYPHENYL)BORONIC ACID 182344-14-5 C6H6BFO3
1-Hexaneboronic acid 1-Hexaneboronic acid 16343-08-1 C6H15BO2
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