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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
3-(3-Chlorpropyl)-1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]trisiloxan 3-(3-Chlorpropyl)-1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]trisiloxan 18077-31-1 C12H33ClO3Si4
THIOBIS(HEXAMETHYLDISILAZANE) THIOBIS(HEXAMETHYLDISILAZANE) 18243-89-5 C12H36N2SSi4
1-METHOXY-3-TRIMETHYLSILOXY-1,3-BUTADIENE 1-METHOXY-3-TRIMETHYLSILOXY-1,3-BUTADIENE 54125-02-9 C8H16O2Si
4-(Dichlormethylsilyl)butyronitril 4-(Dichlormethylsilyl)butyronitril 1190-16-5 C5H9Cl2NSi
TRI-N-BUTYL(TRIMETHYLSILYLMETHYL)TIN TRI-N-BUTYL(TRIMETHYLSILYLMETHYL)TIN 77425-85-5 C16H38SiSn
1,3-BIS(3-CYANOPROPYL)TETRAMETHYLDISILOXANE 1,3-BIS(3-CYANOPROPYL)TETRAMETHYLDISILOXANE 18027-80-0 C12H24N2OSi2
Trimethylsilan Trimethylsilan 993-07-7 C3H10Si
Octakis(dimethylsiloxy)-T8-silsequioxane Octakis(dimethylsiloxy)-T8-silsequioxane 125756-69-6 C16H56O20Si16
ACRYLOXYTRIMETHYLSILANE ACRYLOXYTRIMETHYLSILANE 13688-55-6 C6H12O2Si
3-(TRIHYDROXYSILYL) PROPANE-1-SULFONIC ACID 3-(TRIHYDROXYSILYL) PROPANE-1-SULFONIC ACID 70942-24-4 C3H10O6SSi
Trichlor[4-(chlormethyl)phenyl]silan Trichlor[4-(chlormethyl)phenyl]silan 13688-90-9 C7H6Cl4Si
Dichlor(2-chlorethyl)methylsilan Dichlor(2-chlorethyl)methylsilan 7787-85-1 C3H7Cl3Si
Tris(tert-butoxy)vinylsilan Tris(tert-butoxy)vinylsilan 5356-88-7 C14H30O3Si
TERT-BUTYLDIMETHYLSILYL (S)-(-)-GLYCIDY& TERT-BUTYLDIMETHYLSILYL (S)-(-)-GLYCIDY& 123237-62-7 C9H20O2Si
(3,3-DIMETHYLBUTYL)DIMETHYLCHLOROSILANE (3,3-DIMETHYLBUTYL)DIMETHYLCHLOROSILANE 96220-76-7 C8H19ClSi
Dichlor(dichlormethyl)methylsilan Dichlor(dichlormethyl)methylsilan 1558-31-2 C2H4Cl4Si
N-OCTYLDIISOPROPYLCHLOROSILANE N-OCTYLDIISOPROPYLCHLOROSILANE 117559-37-2 C14H31ClSi
Dichlormethylpropylsilan Dichlormethylpropylsilan 4518-94-9 C4H10Cl2Si
3-(Trimethoxysilyl)propiononitril 3-(Trimethoxysilyl)propiononitril 2526-62-7 C6H13NO3Si
4-Methylphthalsureanhydrid 4-Methylphthalsureanhydrid 19438-61-0 C9H6O3
4,5-Dichlorphthalsureanhydrid 4,5-Dichlorphthalsureanhydrid 942-06-3 C8H2Cl2O3
3-Phenoxybenzoesure 3-Phenoxybenzoesure 3739-38-6 C13H10O3
2-(Bromomethyl)benzoic acid 2-(Bromomethyl)benzoic acid 7115-89-1 C8H7BrO2
4-Propoxybenzoic acid 4-Propoxybenzoic acid 5438-19-7 C10H12O3
2,4-BIS(TRIFLUOROMETHYL)BENZOIC ACID 2,4-BIS(TRIFLUOROMETHYL)BENZOIC ACID 32890-87-2 C9H4F6O2
1-Methyl-2H-3,1-benzoxazin-2,4(1H)-dion 1-Methyl-2H-3,1-benzoxazin-2,4(1H)-dion 10328-92-4 C9H7NO3
2-FLUORO-6-(TRIFLUOROMETHYL)BENZOIC ACID 2-FLUORO-6-(TRIFLUOROMETHYL)BENZOIC ACID 32890-94-1 C8H4F4O2
Trimethylsilyl-[(trimethylsilyl)oxy]acetat Trimethylsilyl-[(trimethylsilyl)oxy]acetat 33581-77-0 C8H20O3Si2
TERT-BUTYLDIMETHYLSILANOL TERT-BUTYLDIMETHYLSILANOL 18173-64-3 C6H16OSi
3-Acetoxy-o-toluic acid 3-Acetoxy-o-toluic acid 168899-58-9 C10H10O4
4-(Heptyloxy)benzoesure 4-(Heptyloxy)benzoesure 15872-42-1 C14H20O3
Methylsilan Methylsilan 992-94-9 CH6Si
BIS(TRIMETHYLSILYL)TRIBUTYLTINPHOSPHATE BIS(TRIMETHYLSILYL)TRIBUTYLTINPHOSPHATE 74785-85-6 C18H45O4PSi2Sn
TETRAMETHYLAMMONIUM SILICATE TETRAMETHYLAMMONIUM SILICATE 53116-81-7 C16H48N4O4Si
Bicyclo[2.2.1]hept-2-yltrichlorsilan Bicyclo[2.2.1]hept-2-yltrichlorsilan 18245-29-9 C7H11Cl3Si
3-Amino-5-nitrobenzoic acid 3-Amino-5-nitrobenzoic acid 618-84-8 C7H6N2O4
2-Iodosylbenzoesure 2-Iodosylbenzoesure 304-91-6 C7H5IO3
5-Methylisophthalsure 5-Methylisophthalsure 499-49-0 C9H8O4
4-Benzoylbenzoesure 4-Benzoylbenzoesure 611-95-0 C14H10O3
3-(p-Tolyl)propionsure 3-(p-Tolyl)propionsure 1505-50-6 C10H12O2
Trimethoxy(2-phenylethyl)silan Trimethoxy(2-phenylethyl)silan 49539-88-0 C11H18O3Si
Tetrabutylsilan Tetrabutylsilan 994-79-6 C16H36Si
3,5-Difluoromandelic acid 3,5-Difluoromandelic acid 132741-31-2 C8H6F2O3
4-Pentyloxybenzoic acid 4-Pentyloxybenzoic acid 15872-41-0 C12H16O3
3-Methylphthalsureanhydrid 3-Methylphthalsureanhydrid 4792-30-7 C9H6O3
2,4-Dimethoxyphenylacetic acid 2,4-Dimethoxyphenylacetic acid 6496-89-5 C10H12O4
VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE VINYLMETHYLBIS(TRIMETHYLSILOXY)SILANE 5356-85-4 C9H24O2Si3
4-Chlormandelsaeure 4-Chlormandelsaeure 492-86-4 C8H7ClO3
2-FLUORO-3-METHOXYBENZOIC ACID 2-FLUORO-3-METHOXYBENZOIC ACID 137654-20-7 C8H7FO3
Decyltriethoxysilan Decyltriethoxysilan 2943-73-9 C16H36O3Si
3-Nitrosalicylic acid 3-Nitrosalicylic acid 85-38-1 C7H5NO5
Methyl-3-[(trimethylsilyl)oxy]-2-butenoat Methyl-3-[(trimethylsilyl)oxy]-2-butenoat 62269-44-7 C8H16O3Si
Methylbernsteinsure Methylbernsteinsure 498-21-5 C5H8O4
Tetrakis(2-methoxyethyl)orthosilicat Tetrakis(2-methoxyethyl)orthosilicat 2157-45-1 C12H28O8Si
4-Heptylbenzoesaeure 4-Heptylbenzoesaeure 38350-87-7 C14H20O2
2-(4-Chlorbenzoyl)benzoesure 2-(4-Chlorbenzoyl)benzoesure 85-56-3 C14H9ClO3
4-Iodophenylacetic acid 4-Iodophenylacetic acid 1798-06-7 C8H7IO2
7-BROMO-3-HYDROXY-NAPHTHALENE-2-CARBOXYLIC ACID 7-BROMO-3-HYDROXY-NAPHTHALENE-2-CARBOXYLIC ACID 1779-11-9 C11H7BrO3
9-Oxofluoren-4-carbonsure 9-Oxofluoren-4-carbonsure 6223-83-2 C14H8O3
4-Butoxybenzoesure 4-Butoxybenzoesure 1498-96-0 C11H14O3
3-Brom-4-hydroxybenzoesure 3-Brom-4-hydroxybenzoesure 14348-41-5 C7H5BrO3
TRANS-2,4-DICHLOROCINNAMIC ACID TRANS-2,4-DICHLOROCINNAMIC ACID 20595-45-3 C9H6Cl2O2
3,5,6-Trichlorsalicylsure 3,5,6-Trichlorsalicylsure 40932-60-3 C7H3Cl3O3
3-CHLORO-5-FLUOROPHENYLACETIC ACID 3-CHLORO-5-FLUOROPHENYLACETIC ACID 202001-00-1 C8H6ClFO2
(2-Chlorphenoxy)essigsure (2-Chlorphenoxy)essigsure 614-61-9 C8H7ClO3
2,2-Diphenylpropionsure 2,2-Diphenylpropionsure 5558-66-7 C15H14O2
3-Isoxazolecarboxylic acid 3-Isoxazolecarboxylic acid 3209-71-0 C4H3NO3
Tridecandisaeure Tridecandisaeure 505-52-2 C13H24O4
4-Hydroxyphthalsure 4-Hydroxyphthalsure 610-35-5 C8H6O5
5-Methoxy-3-indolecarboxylic acid 5-Methoxy-3-indolecarboxylic acid 10242-01-0 C10H9NO3
4-(4-N-PROPYLPHENYL)BENZOIC ACID 4-(4-N-PROPYLPHENYL)BENZOIC ACID 88038-94-2 C16H16O2
m-Phenylendiessigsure m-Phenylendiessigsure 19806-17-8 C10H10O4
2-Hydroxy-6-methylbenzoic acid 2-Hydroxy-6-methylbenzoic acid 567-61-3 C8H8O3
3-(3-METHYLPHENYL)PROPIONIC ACID 3-(3-METHYLPHENYL)PROPIONIC ACID 3751-48-2 C10H12O2
Indazole-4-boronic acid, hydrochloride Indazole-4-boronic acid, hydrochloride 1023595-17-6 C7H7BN2O2
2-Sulfobenzoesureanhydrid 2-Sulfobenzoesureanhydrid 81-08-3 C7H4O4S
2-Phenoxybenzoesure 2-Phenoxybenzoesure 2243-42-7 C13H10O3
4-(TRIFLUOROMETHYLTHIO)BENZOIC ACID 4-(TRIFLUOROMETHYLTHIO)BENZOIC ACID 330-17-6 C8H5F3O2S
3-Methyl-4-isoxazolecarboxylic acid 3-Methyl-4-isoxazolecarboxylic acid 17153-20-7 C5H5NO3
4-PHENYLETHYNYLPHTHALIC ANHYDRIDE 4-PHENYLETHYNYLPHTHALIC ANHYDRIDE 119389-05-8 C16H8O3
Salicylohydroxamsure Salicylohydroxamsure 89-73-6 C7H7NO3
4-Chlorformylphthalsaeureanhydrid 4-Chlorformylphthalsaeureanhydrid 1204-28-0 C9H3ClO4
2-IODO-3-METHYLBENZOIC ACID 2-IODO-3-METHYLBENZOIC ACID 108078-14-4 C8H7IO2
5-METHOXYISOPHTHALIC ACID 5-METHOXYISOPHTHALIC ACID 46331-50-4 C9H8O5
4-Pentylbenzsaeure 4-Pentylbenzsaeure 26311-45-5 C12H16O2
5-TERT-BUTYLISOPHTHALIC ACID 5-TERT-BUTYLISOPHTHALIC ACID 2359-09-3 C12H14O4
5-Phenylvaleriansaeure 5-Phenylvaleriansaeure 2270-20-4 C11H14O2
3-(3-CHLOROPHENYL)PROPIONIC ACID 3-(3-CHLOROPHENYL)PROPIONIC ACID 21640-48-2 C9H9ClO2
m-chlor-p-hydroxyphenylessigsure m-chlor-p-hydroxyphenylessigsure 33697-81-3 C8H7ClO3
4-Isopropoxybenzoesure 4-Isopropoxybenzoesure 13205-46-4 C10H12O3
3-(4-AMINOPHENYL)PROPIONIC ACID 3-(4-AMINOPHENYL)PROPIONIC ACID 2393-17-1 C9H11NO2
2-p-Toluoylbenzoesure 2-p-Toluoylbenzoesure 85-55-2 C15H12O3
4-Hexylbenzoesure 4-Hexylbenzoesure 21643-38-9 C13H18O2
3-(Methylthio)benzoic acid 3-(Methylthio)benzoic acid 825-99-0 C8H8O2S
Sodium phenylpyruvate Sodium phenylpyruvate 114-76-1 C9H9NaO3
4-Benzyloxyphenylessigsure 4-Benzyloxyphenylessigsure 6547-53-1 C15H14O3
4-Isoxazolecarboxylic acid 4-Isoxazolecarboxylic acid 6436-62-0 C4H3NO3
2-FLUORO-5-(TRIFLUOROMETHYL)BENZOIC ACID 2-FLUORO-5-(TRIFLUOROMETHYL)BENZOIC ACID 115029-23-7 C8H4F4O2
2-ACETAMIDO-6-NITROBENZOIC ACID 2-ACETAMIDO-6-NITROBENZOIC ACID 73721-78-5 C9H8N2O5
4'-Methyl[1,1'-biphenyl]-2-carbonsure 4'-Methyl[1,1'-biphenyl]-2-carbonsure 7148-03-0 C14H12O2
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