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
4-Iodophenylacetic acid 4-Iodophenylacetic acid 1798-06-7 C8H7IO2
2-Sulfobenzoesureanhydrid 2-Sulfobenzoesureanhydrid 81-08-3 C7H4O4S
(2-Chlorphenoxy)essigsure (2-Chlorphenoxy)essigsure 614-61-9 C8H7ClO3
3-(4-AMINOPHENYL)PROPIONIC ACID 3-(4-AMINOPHENYL)PROPIONIC ACID 2393-17-1 C9H11NO2
2-Hydroxy-6-methylbenzoic acid 2-Hydroxy-6-methylbenzoic acid 567-61-3 C8H8O3
2-FLUORO-5-(TRIFLUOROMETHYL)BENZOIC ACID 2-FLUORO-5-(TRIFLUOROMETHYL)BENZOIC ACID 115029-23-7 C8H4F4O2
m-chlor-p-hydroxyphenylessigsure m-chlor-p-hydroxyphenylessigsure 33697-81-3 C8H7ClO3
4'-Methyl[1,1'-biphenyl]-2-carbonsure 4'-Methyl[1,1'-biphenyl]-2-carbonsure 7148-03-0 C14H12O2
5-Methoxy-3-indolecarboxylic acid 5-Methoxy-3-indolecarboxylic acid 10242-01-0 C10H9NO3
Tridecandisaeure Tridecandisaeure 505-52-2 C13H24O4
3,5,6-Trichlorsalicylsure 3,5,6-Trichlorsalicylsure 40932-60-3 C7H3Cl3O3
2-(4-Chlorbenzoyl)benzoesure 2-(4-Chlorbenzoyl)benzoesure 85-56-3 C14H9ClO3
m-Phenylendiessigsure m-Phenylendiessigsure 19806-17-8 C10H10O4
3-(3-CHLOROPHENYL)PROPIONIC ACID 3-(3-CHLOROPHENYL)PROPIONIC ACID 21640-48-2 C9H9ClO2
3-CHLORO-5-FLUOROPHENYLACETIC ACID 3-CHLORO-5-FLUOROPHENYLACETIC ACID 202001-00-1 C8H6ClFO2
4-Chlorformylphthalsaeureanhydrid 4-Chlorformylphthalsaeureanhydrid 1204-28-0 C9H3ClO4
4-Isopropoxybenzoesure 4-Isopropoxybenzoesure 13205-46-4 C10H12O3
9-Oxofluoren-4-carbonsure 9-Oxofluoren-4-carbonsure 6223-83-2 C14H8O3
4-Heptylbenzoesaeure 4-Heptylbenzoesaeure 38350-87-7 C14H20O2
2-Amino-3,5-dichlorbenzoesure 2-Amino-3,5-dichlorbenzoesure 2789-92-6 C7H5Cl2NO2
Methyl 3-cyclopentenecarboxylate Methyl 3-cyclopentenecarboxylate 58101-60-3 C7H10O2
7-BROMO-3-HYDROXY-NAPHTHALENE-2-CARBOXYLIC ACID 7-BROMO-3-HYDROXY-NAPHTHALENE-2-CARBOXYLIC ACID 1779-11-9 C11H7BrO3
Nitroterephthalsure Nitroterephthalsure 610-29-7 C8H5NO6
3,5-Dihydroxy-2-naphthoesure 3,5-Dihydroxy-2-naphthoesure 89-35-0 C11H8O4
4-Butoxybenzoesure 4-Butoxybenzoesure 1498-96-0 C11H14O3
2,4-DIFLUOROCINNAMIC ACID 2,4-DIFLUOROCINNAMIC ACID 94977-52-3 C9H6F2O2
TRANS-2,4-DICHLOROCINNAMIC ACID TRANS-2,4-DICHLOROCINNAMIC ACID 20595-45-3 C9H6Cl2O2
3,5-Diiodsalicylsure 3,5-Diiodsalicylsure 133-91-5 C7H4I2O3
4-(4-N-PROPYLPHENYL)BENZOIC ACID 4-(4-N-PROPYLPHENYL)BENZOIC ACID 88038-94-2 C16H16O2
Indazole-4-boronic acid, hydrochloride Indazole-4-boronic acid, hydrochloride 1023595-17-6 C7H7BN2O2
2-Phenoxybenzoesure 2-Phenoxybenzoesure 2243-42-7 C13H10O3
2-AMINO-5-TRIFLUOROMETHYL-BENZOIC ACID 2-AMINO-5-TRIFLUOROMETHYL-BENZOIC ACID 83265-53-6 C8H6F3NO2
4-METHOXY-2-METHYLBENZOIC ACID 4-METHOXY-2-METHYLBENZOIC ACID 6245-57-4 C9H10O3
4-(TRIFLUOROMETHYLTHIO)BENZOIC ACID 4-(TRIFLUOROMETHYLTHIO)BENZOIC ACID 330-17-6 C8H5F3O2S
2,6-Bis(trifluormethyl)benzoesure 2,6-Bis(trifluormethyl)benzoesure 24821-22-5 C9H4F6O2
4-PHENYLETHYNYLPHTHALIC ANHYDRIDE 4-PHENYLETHYNYLPHTHALIC ANHYDRIDE 119389-05-8 C16H8O3
Salicylohydroxamsure Salicylohydroxamsure 89-73-6 C7H7NO3
(4-METHYL-PIPERAZIN-1-YL)-ACETIC ACID (4-METHYL-PIPERAZIN-1-YL)-ACETIC ACID 54699-92-2 C7H14N2O2
2-IODO-3-METHYLBENZOIC ACID 2-IODO-3-METHYLBENZOIC ACID 108078-14-4 C8H7IO2
4-Pentylbenzsaeure 4-Pentylbenzsaeure 26311-45-5 C12H16O2
5-TERT-BUTYLISOPHTHALIC ACID 5-TERT-BUTYLISOPHTHALIC ACID 2359-09-3 C12H14O4
Biphenyl-2,2'-dicarbonsureanhydrid Biphenyl-2,2'-dicarbonsureanhydrid 6050-13-1 C14H8O3
5-Phenylvaleriansaeure 5-Phenylvaleriansaeure 2270-20-4 C11H14O2
4-NITROISOPHTHALIC ACID 4-NITROISOPHTHALIC ACID 4315-09-7 C8H5NO6
2-CHLORO-4-METHYLBENZOIC ACID 2-CHLORO-4-METHYLBENZOIC ACID 7697-25-8 C8H7ClO2
2-(METHYLTHIO)BENZOIC ACID 2-(METHYLTHIO)BENZOIC ACID 3724-10-5 C8H8O2S
2-p-Toluoylbenzoesure 2-p-Toluoylbenzoesure 85-55-2 C15H12O3
3-SULFAMOYL-BENZOIC ACID 3-SULFAMOYL-BENZOIC ACID 636-76-0 C7H7NO4S
3-(Methylthio)benzoic acid 3-(Methylthio)benzoic acid 825-99-0 C8H8O2S
Sodium phenylpyruvate Sodium phenylpyruvate 114-76-1 C9H9NaO3
4-Cyanphenylessigsure 4-Cyanphenylessigsure 5462-71-5 C9H7NO2
4-Hydroxy-3,5-dimethylbenzoic acid 4-Hydroxy-3,5-dimethylbenzoic acid 4919-37-3 C9H10O3
4-Benzyloxyphenylessigsure 4-Benzyloxyphenylessigsure 6547-53-1 C15H14O3
4-Isoxazolecarboxylic acid 4-Isoxazolecarboxylic acid 6436-62-0 C4H3NO3
5-Iodsalicylsure 5-Iodsalicylsure 119-30-2 C7H5IO3
Isovaleriansureanhydrid Isovaleriansureanhydrid 1468-39-9 C10H18O3
(+-)-2-Aminooctansure (+-)-2-Aminooctansure 644-90-6 C8H17NO2
2-Thiophenbuttersaeure 2-Thiophenbuttersaeure 4653-11-6 C8H10O2S
Naphthalin-2,3-dicarbonsure Naphthalin-2,3-dicarbonsure 2169-87-1 C12H8O4
3-(4-CARBOXYPHENYL)PROPIONIC ACID 3-(4-CARBOXYPHENYL)PROPIONIC ACID 38628-51-2 C10H10O4
3,5-Dimethylphenylacetic acid 3,5-Dimethylphenylacetic acid 42288-46-0 C10H12O2
2-(METHYLSULFONYL)BENZOIC ACID 2-(METHYLSULFONYL)BENZOIC ACID 33963-55-2 C8H8O4S
3-Methyl-4-nitro-1-p-nitrophenyl-5-pyrazolon 3-Methyl-4-nitro-1-p-nitrophenyl-5-pyrazolon 550-74-3 C10H8N4O5
MORPHOLIN-4-YL-ACETIC ACID MORPHOLIN-4-YL-ACETIC ACID 3235-69-6 C6H11NO3
4-Bromomethyl-3-nitrobenzoic acid 4-Bromomethyl-3-nitrobenzoic acid 55715-03-2 C8H6BrNO4
Ethylmalonsure Ethylmalonsure 601-75-2 C5H8O4
trans-2,3-Dimethoxycinnamic acid trans-2,3-Dimethoxycinnamic acid 7345-82-6 C11H12O4
4-(DIFLUOROMETHOXY)BENZOIC ACID 4-(DIFLUOROMETHOXY)BENZOIC ACID 4837-20-1 C8H6F2O3
4-Propylbenzoic acid 4-Propylbenzoic acid 2438-05-3 C10H12O2
Benzylmalonsure Benzylmalonsure 616-75-1 C10H10O4
trans-Hex-3-ensure trans-Hex-3-ensure 1577-18-0 C6H10O2
1-Hydroxy-1-cyclopropanecarboxylic acid 1-Hydroxy-1-cyclopropanecarboxylic acid 17994-25-1 C4H6O3
2-Propoxybenzoic acid 2-Propoxybenzoic acid 2100-31-4 C10H12O3
6-METHOXY-2-NAPHTHOIC ACID 6-METHOXY-2-NAPHTHOIC ACID 2471-70-7 C12H10O3
2,4,6-TRIHYDROXYBENZOIC ACID MONOHYDRATE 2,4,6-TRIHYDROXYBENZOIC ACID MONOHYDRATE 71989-93-0 C7H8O6
o-(Trifluormethyl)zimtsure o-(Trifluormethyl)zimtsure 2062-25-1 C10H7F3O2
5,5'-Methylendisalicylsure 5,5'-Methylendisalicylsure 122-25-8 C15H12O6
4-Methylthiophenylacetic acid 4-Methylthiophenylacetic acid 16188-55-9 C9H10O2S
4-Iodo-3-nitrobenzoic acid 4-Iodo-3-nitrobenzoic acid 35674-27-2 C7H4INO4
(2-Methoxyphenoxy)essigsure (2-Methoxyphenoxy)essigsure 1878-85-9 C9H10O4
3,5-Dibromsalicylsaeure 3,5-Dibromsalicylsaeure 3147-55-5 C7H4Br2O3
3,6,9,12-Tetrakis(carboxymethyl)-3,6,9,12-tetraazatetradecandisure 3,6,9,12-Tetrakis(carboxymethyl)-3,6,9,12-tetraazatetradecandisure 869-52-3 C18H30N4O12
2,5-Dihydroxyterephthalsure 2,5-Dihydroxyterephthalsure 610-92-4 C8H6O6
Oct-2-ensaeure Oct-2-ensaeure 1871-67-6 C8H14O2
2-Oxopyran-5-carbonsure 2-Oxopyran-5-carbonsure 500-05-0 C6H4O4
4-Morpholinobenzoic acid 4-Morpholinobenzoic acid 7470-38-4 C11H13NO3
2-Hydroxy-1-naphthoesure 2-Hydroxy-1-naphthoesure 2283-08-1 C11H8O3
3,4-Diethoxybenzoesure 3,4-Diethoxybenzoesure 5409-31-4 C11H14O4
4-BROMO-3,5-DIMETHOXYBENZOIC ACID 4-BROMO-3,5-DIMETHOXYBENZOIC ACID 56518-42-4 C9H9BrO4
Tetrafluorphthalsureanhydrid Tetrafluorphthalsureanhydrid 652-12-0 C8F4O3
Dichlorprop (ISO) Dichlorprop (ISO) 120-36-5 C9H8Cl2O3
But-3-ensaeure But-3-ensaeure 625-38-7 C4H6O2
4-Hexyloxybenzoesure 4-Hexyloxybenzoesure 1142-39-8 C13H18O3
3-Chlorphenoxyessigsure 3-Chlorphenoxyessigsure 588-32-9 C8H7ClO3
3,7-Dihydroxy-2-naphthoic acid 3,7-Dihydroxy-2-naphthoic acid 83511-07-3 C11H8O4
(-)-DIPIVALOYL-L-TARTARIC ACID (-)-DIPIVALOYL-L-TARTARIC ACID 65259-81-6 C14H22O8
3-Brom-4-methoxybenzoesure 3-Brom-4-methoxybenzoesure 99-58-1 C8H7BrO3
2,3-Dichlorophenylacetic acid 2,3-Dichlorophenylacetic acid 10236-60-9 C8H6Cl2O2
2-BROMO-4-METHYLBENZONITRILE 2-BROMO-4-METHYLBENZONITRILE 42872-73-1 C8H6BrN
3,5-Dichlorsalicylsure 3,5-Dichlorsalicylsure 320-72-9 C7H4Cl2O3
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