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inquiryProduct Name: 5-Bromoisatin CAS: 87-48-9 MF: C8H4BrNO2 MW: 226.03 EINECS: 201-747-7 Mol File: 87-48-9.mol 5-Bromoisatin Structure 5-Bromoisatin Chemical Properties Melting point 247-252 °C (lit.) density 1.7498 (rough
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inquiryN-(4-bromophenyl)-2-(N-hydroximino)acetamide
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With sulfuric acid at 60 - 80℃; for 0.166667h; | 96% |
With sulfuric acid at 60 - 80℃; | 89% |
With sulfuric acid at 70℃; for 0.00277778h; Microwave irradiation; | 88% |
5-bromo-2-indolin-2-one
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With oxygen; copper(II) acetate monohydrate; potassium carbonate In N,N-dimethyl-formamide at 50℃; under 760.051 Torr; for 0.5h; | 96% |
With tert.-butylnitrite; oxygen In tetrahydrofuran at 50℃; under 760.051 Torr; for 24h; Schlenk technique; Inert atmosphere; | 85% |
With oxygen; sodium iodide In tetrahydrofuran at 60℃; for 12h; Schlenk technique; chemoselective reaction; | 83% |
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With N-iodo-succinimide; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dimethyl sulfoxide at 25 - 35℃; for 7h; | 94% |
Conditions | Yield |
---|---|
With bromine; acetic acid at 0℃; | 89.43% |
With tribromo-isocyanuric acid In trifluoroacetic acid at 20℃; for 0.5h; | 85% |
With N-Bromosuccinimide In acetonitrile at 20℃; for 96h; | 77% |
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With copper(I) bromide In water; benzonitrile at 140℃; for 4h; Inert atmosphere; | 88% |
5-bromo-1H-indole
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With pyridinium chlorochromate In 1,2-dichloro-ethane at 80℃; for 2.5h; | 87% |
With indium(III) chloride; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In water; acetonitrile at 80℃; for 2h; | 86% |
With N-iodo-succinimide; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dimethyl sulfoxide at 15 - 25℃; for 3h; | 86% |
5-bromoindoline
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With iodine pentoxide In dimethyl sulfoxide at 80℃; | 86% |
With o-iodosobenzoic acid; oxygen In dimethyl sulfoxide at 80℃; for 12h; Green chemistry; | 78% |
Conditions | Yield |
---|---|
With sodium chloride In water; acetonitrile at 50℃; for 2h; Green chemistry; | 85% |
5-bromo-indole-1-carboxylic acid tert-butyl ester
B
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With N-iodo-succinimide; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dimethyl sulfoxide at 15 - 25℃; for 3h; | A 85% B 5% |
Conditions | Yield |
---|---|
Stage #1: chloral hydrate; 4-bromo-aniline With sulfuric acid; hydroxylamine hydrochloride; sodium sulfate In water at 130℃; for 1h; Stage #2: With sulfuric acid at 50 - 70℃; for 1.5h; | 78% |
With hydrogenchloride; hydroxylamine hydrochloride; sodium sulfate In water at 90℃; for 0.0833333h; | 67.2% |
Stage #1: chloral hydrate; 4-bromo-aniline With hydrogenchloride; hydroxylamine hydrochloride; sodium sulfate In water Stage #2: With sulfuric acid at 60 - 80℃; | 67% |
5-chloro-indolin-2-one
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With tert.-butylnitrite In tetrahydrofuran at 25℃; under 1520.1 Torr; | 74% |
Conditions | Yield |
---|---|
Stage #1: chloral; 4-bromo-aniline With hydroxylamine hydrochloride; sodium sulfate In water at 80 - 90℃; for 2h; Stage #2: With sulfuric acid In water at 50 - 80℃; for 0.75h; | 70% |
N-ethyl-2-(p-tolylamino)acetamide
4-bromo-aniline
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With oxygen; (R,S)-2-chloropropionic acid In benzonitrile at 70℃; under 760.051 Torr; for 9h; | 54.5% |
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With Oxone In tetrahydrofuran; water at 20℃; for 0.166667h; Inert atmosphere; | 54% |
N-(4-bromo-2-(2,2-dibromoacetyl)phenyl)acetamide
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With potassium permanganate | |
Multi-step reaction with 2 steps 1: alcohol; water; hydrobromic acid / man faellt mit Wasser 2: diluted NaOH-solution / Schuetteln mit Luft und nachfolgenden Ansaeuern View Scheme |
1H,1H'-2,2'-Biindolylidene-3,3'-dione
A
5,7-Dibromoisatin
B
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With bromine |
3,3,5-tribromo-2-oxindole
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With methanol |
Conditions | Yield |
---|---|
nachfolgendes Ansaeuern; |
5-bromo-benz[c]isoxazole-3-carboxylic acid
ammonia
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Ansaeuern; |
5-Bromo-1H-indole-2,3-dione
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
bei der Nitrierung; |
sulfuric acid
1H,1H'-2,2'-Biindolylidene-3,3'-dione
5-Bromo-1H-indole-2,3-dione
water
bromine
1H,1H'-2,2'-Biindolylidene-3,3'-dione
A
5,7-Dibromoisatin
B
5-Bromo-1H-indole-2,3-dione
A
5-bromo-benz[c]isoxazole-3-carboxylic acid
B
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With water Behandeln des Niederschlags mit verd. Natronlauge; | |
With hydrogenchloride |
5-Bromo-1H-indole-2,3-dione
4-(4-methylphenyl)-3-thiosemicarbazide
C16H13BrN4OS
Conditions | Yield |
---|---|
In ethanol for 4h; Heating; | 100% |
With K10 clay In water for 0.1h; Temperature; Time; Microwave irradiation; Green chemistry; | 86% |
5-Bromo-1H-indole-2,3-dione
4-hydrazinobenzene-1-sulfonamide hydrochloride
Conditions | Yield |
---|---|
In ethanol for 2h; Heating; | 100% |
Conditions | Yield |
---|---|
Stage #1: 5-Bromo-1H-indole-2,3-dione With sodium hydroxide In water at 50℃; for 0.333333h; Stage #2: With sulfuric acid; sodium nitrite In water at 0℃; for 1h; Stage #3: With hydrogenchloride; tin(ll) chloride In water at 20℃; for 16h; | 100% |
Stage #1: 5-Bromo-1H-indole-2,3-dione With sodium hydroxide In water for 1h; Stage #2: With sulfuric acid; sodium nitrite In water at 0℃; Stage #3: With hydrogenchloride; tin(ll) chloride In water at 20℃; for 5h; | 30% |
Stage #1: 5-Bromo-1H-indole-2,3-dione With sodium hydroxide at 20 - 50℃; for 1.5h; Stage #2: With sulfuric acid; sodium nitrite In water at 0℃; for 0.75h; Stage #3: With hydrogenchloride; tin(ll) chloride In water at 0℃; for 1.16667h; |
5-Bromo-1H-indole-2,3-dione
phosphonic acid diethyl ester
malononitrile
diethyl 5-bromo-3-(dicyanomethyl)-2-oxoindolin-3-ylphosphonate
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 0.333333h; Ionic liquid; | 100% |
With ZnO nano-rods at 20℃; for 0.916667h; Neat (no solvent); | 88% |
at 50℃; for 1.5h; neat (no solvent); | 83% |
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 110℃; for 16h; | 100% |
5-Bromo-1H-indole-2,3-dione
methyl iodide
5-bromo-1-methyl-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 12h; | 99% |
With caesium carbonate In acetonitrile at 20℃; for 7h; | 98% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere; | 87% |
5-Bromo-1H-indole-2,3-dione
ethylene glycol
5’-bromo-1‘,2’-dihydrospiro[1,3-dioxolane-2,3’-indole]-2’-one
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 5h; Reflux; | 99% |
With toluene-4-sulfonic acid In toluene for 5h; Reflux; | 99% |
With toluene-4-sulfonic acid In toluene at 25 - 110℃; for 4h; Inert atmosphere; | 91% |
5-Bromo-1H-indole-2,3-dione
malononitrile
2-(5-bromo-2-oxoindolin-3-ylidene)malononitrile
Conditions | Yield |
---|---|
With 1,3,5-triazine-piperazine immobilised mesoporous silica In tetrahydrofuran at 20℃; for 0.25h; | 99% |
In water at 20℃; for 0.166667h; Knoevenagel Condensation; Green chemistry; | 99% |
With water at 20℃; for 0.25h; Knoevenagel condensation; Neat (no solvent); | 96% |
indole
5-Bromo-1H-indole-2,3-dione
(S)-5-bromo-3-hydroxy-3-(1H-indol-3-yl)indolin-2-one
Conditions | Yield |
---|---|
With 9-O-benzyl-6'-hydroxycinchonidine In tetrahydrofuran at 20℃; for 96h; Friedel Crafts type reaction; Molecular sieve; optical yield given as %ee; enantioselective reaction; | 99% |
5-methoxylindole
5-Bromo-1H-indole-2,3-dione
(S)-5-bromo-3-hydroxy-3-(5-methoxy-1H-indol-3-yl)indolin-2-one
Conditions | Yield |
---|---|
With 9-O-benzyl-6'-hydroxycinchonidine In tetrahydrofuran at 20℃; for 96h; Friedel Crafts type reaction; Molecular sieve; optical yield given as %ee; enantioselective reaction; | 99% |
5-Bromo-1H-indole-2,3-dione
1-ethyl-7-methyl-4-oxo-1, 4-dihydro-1,8-naphthyridine-3-carbohydrazide
N'-(5-bromo-2-oxoindolin-3-ylidene)-1-ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthyridine-3-carbohydrazide
Conditions | Yield |
---|---|
With acetic acid In ethanol Reflux; | 99% |
3-(trifluoromethyl)propiophenone
5-Bromo-1H-indole-2,3-dione
6-bromo-3-methyl-2-(3-trifluoromethyl-phenyl)-quinoline-4-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: 3-(trifluoromethyl)propiophenone; 5-Bromo-1H-indole-2,3-dione With potassium hydroxide In ethanol; water at 85℃; for 3h; Stage #2: With hydrogenchloride In water at 0℃; pH=~ 3; Product distribution / selectivity; | 99% |
Stage #1: 3-(trifluoromethyl)propiophenone; 5-Bromo-1H-indole-2,3-dione With potassium hydroxide In ethanol; water for 1h; Reflux; Stage #2: With hydrogenchloride In ethanol; water pH=3; Product distribution / selectivity; | 93% |
Conditions | Yield |
---|---|
With water at 20℃; for 24h; | 99% |
5-Bromo-1H-indole-2,3-dione
(E)-benzalacetone
(E)-5-bromo-3-hydroxy-3-(2-oxo-4-phenylbut-3-en-1-yl)indolin-2-one
Conditions | Yield |
---|---|
With L-arginine In methanol at 25℃; for 48h; Aldol Addition; | 99% |
With L-arginine In methanol at 25℃; for 48h; |
3-amino-1-phenyl-2-pyrazolin-5-one
5-Bromo-1H-indole-2,3-dione
inden-1-one
Conditions | Yield |
---|---|
With acetic acid In water at 90℃; for 5h; Green chemistry; | 99% |
formaldehyd
5-Bromo-1H-indole-2,3-dione
thiosemicarbazide
2-(piperazin-1-ylmethyl)-1H-benzimidazole
Conditions | Yield |
---|---|
With sulfonic acid immobilized on metformin-p-formylbenzoic acid-based schiff base-coated Fe3O4 nanocatalyst In ethanol for 2h; Reflux; | 99% |
formaldehyd
5-Bromo-1H-indole-2,3-dione
thiosemicarbazide
2-(1-piperazinyl)-quinoxaline
Conditions | Yield |
---|---|
With sulfonic acid immobilized on metformin-p-formylbenzoic acid-based schiff base-coated Fe3O4 nanocatalyst In ethanol for 2h; Reflux; | 99% |
Conditions | Yield |
---|---|
With formaldehyd In ethanol; water for 3h; Reflux; | 99% |
5-Bromo-1H-indole-2,3-dione
thiosemicarbazide
2-(5-bromo-2,3-dihydro-2-oxo-1H-indol-3-ylidene)hydrazinecarbothioamide
Conditions | Yield |
---|---|
With sulfonic acid immobilized on metformin-p-formylbenzoic acid-based schiff base-coated Fe3O4 nanocatalyst In ethanol Reflux; | 98% |
With montmorillonite K10 acid washed clay (H0=-6 to -8) for 0.0666667h; Microwave irradiation; Neat (no solvent); | 92% |
In acetic acid for 0.5h; Heating; | 84% |
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 20℃; for 2h; | 98% |
With acetic acid; 3-chloro-benzenecarboperoxoic acid at 20℃; for 4h; | 87% |
With sulfuric acid; dihydrogen peroxide In water; acetic acid at 60 - 70℃; for 2h; | 83% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; | 98% |
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; for 48h; Temperature; | 98% |
Stage #1: 5-Bromo-1H-indole-2,3-dione With potassium carbonate In acetonitrile at 20℃; for 0.5h; Stage #2: benzyl chloride In acetonitrile at 80℃; for 3h; | 92% |
With potassium hydroxide In ethanol at 60℃; for 1.5h; | 69% |
With potassium carbonate In N,N-dimethyl-formamide Reflux; |
5-Bromo-1H-indole-2,3-dione
methyl (triphenylphosphoranylidene)acetate
Conditions | Yield |
---|---|
In 1,4-dioxane Heating; | 98% |
5-Bromo-1H-indole-2,3-dione
methyl (triphenylphosphoranylidene)acetate
A
Triphenylphosphine oxide
Conditions | Yield |
---|---|
for 3h; Wittig reaction; Heating; | A n/a B 98% |
Conditions | Yield |
---|---|
In water at 70℃; for 0.166667h; | 98% |
With titanium(IV) oxide In water at 20℃; Green chemistry; | 98% |
With Fe3O4(at)SiO2(at)Bi2O3 nanoparticles In water at 80℃; for 0.5h; | 97% |
Conditions | Yield |
---|---|
With acetic acid In ethanol for 24h; pH=5 - 6; Heating; | 98% |
2-{[5-(4-methoxyphenyl)-1,3,5-oxadiazol-2-yl]imino}-4-thiazolidinone
5-Bromo-1H-indole-2,3-dione
Conditions | Yield |
---|---|
With sodium acetate; acetic anhydride In acetic acid at 150 - 160℃; for 5h; | 98% |
Conditions | Yield |
---|---|
With silica-bonded 5-n-propyl-octahydro-pyrimido[1,2-a]azepinium chloride In ethanol at 20℃; for 2.5h; | 98% |
With mesoporous silica SBA-15 supported 1,4-diazabicyclo[2.2.2]octane In water at 50℃; for 0.05h; Temperature; Time; | 97% |
With caspian isinglass In water at 60℃; for 0.0833333h; | 97% |
2-methyl-1H-indole
5-Bromo-1H-indole-2,3-dione
5-bromo-3,3-bis(2-methyl-1H-indol-3-yl)indolin-2-one
Conditions | Yield |
---|---|
With carboxylic acid supported on ferrite-silica nanoparticle In water at 80℃; for 0.5h; Green chemistry; | 98% |
With sulfuric acid-functionalized magnetite nanoparticles In acetonitrile at 20℃; for 1h; Sonication; | 96% |
With Fe3O4(at)SiO2(at)Bi2O3 nanoparticles In water at 80℃; for 0.416667h; | 96% |
Conditions | Yield |
---|---|
With cetyltrimethylammonim bromide In water at 80℃; for 0.5h; Green chemistry; | 98% |
With scandium tris(dodecyl sulfate) In water at 80℃; for 0.5h; Green chemistry; | 96% |
With β‐cyclodextrin In water at 60℃; for 1.5h; | 95% |
1-methylindole
5-Bromo-1H-indole-2,3-dione
5-bromo-3,3-bis(1-methyl-1H-indol-3-yl)indolin-2-one
Conditions | Yield |
---|---|
With silica In neat (no solvent) at 20℃; for 0.0166667h; Green chemistry; | 98% |
With H6P2W18O62 In water at 60℃; for 0.5h; | 92% |
With 1,4-diazaniumbicyclo[2.2.2]octane diacetate for 0.166667h; | 92% |
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