Dayangchem’s R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantiti
Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:91-56-5
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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:91-56-5
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inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:White or
The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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inquiryADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,
hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:91-56-5
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inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Name:Isatin The alias:2,3-Indolinedione; Indole-2,3-dione; 1H-indole-2,3-dione CAS NO:91-56-5 EINECS NO:202-077-8 Molecular formula:C8H5NO2 Molecular weight:147.13 Product Quality 12 years of chemical raw materials Mature operation of
Cas:91-56-5
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inquiryIsatin Basic information Product Name: Isatin Synonyms: TIMTEC-BB SBB009100;O-AMINOPHENYLGLYOXALIC LACTIM;O-AMINOBENZOYLFORMIC ACID;O-AMINOBENZOYLFORMIC ANHYDRIDE;AKOS BBS-00003223;2,3-D
Cas:91-56-5
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:91-56-5
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Type:Trading Company
inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:91-56-5
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FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryName:Isatin Other name:Indole-2,3-dione Synonyms:2,3-Indolinedione; 1H-Indole-2,3-dione Cas:91-56-5 Color:Orange-red single prism crystal Purity:98.0%min Molecular formula:C8H5NO2 Molecular weight:147.13 Melting point:193-195 &d
1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White powder Storage:Store in sealed containers at cool & dr
Cas:91-56-5
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inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:91-56-5
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryProduct Name: Isatin Synonyms: TIMTEC-BB SBB009100;O-AMINOPHENYLGLYOXALIC LACTIM;O-AMINOBENZOYLFORMIC ACID;O-AMINOBENZOYLFORMIC ANHYDRIDE;AKOS BBS-00003223;2,3-DIKETOINDOLINE;2,3-DIHYDROINDOLE-2,3-DIONE;2,3-INDOLEDIONE CAS: 91-56-5 MF: C8H5NO2
Cas:91-56-5
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inquiryIsatin CAS:91-56-5 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediates, steroi
Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:91-56-5
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inquiryMinimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products wi
Cas:91-56-5
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Isatin CAS: 91-56-5 Specification Item Standard Source Pure natural plant extract Sterilization method No irradiation Production Environment
1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Appearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
Isatin CAS No. 91-56-5 Purity ≥98% , ≥95% Appearance Yellow and red crystal Molecular formula C8H5NO2 Molecular weight 1
Our company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
hydroxyimino-N-phenylacetamide
indole-2,3-dione
Conditions | Yield |
---|---|
With sulfuric acid at 20 - 30℃; for 1.66667h; Temperature; | 99% |
With sulfuric acid at 70℃; for 0.00277778h; Microwave irradiation; | 85% |
With sulfuric acid at 65 - 90℃; for 0.5h; | 81.3% |
indole-2,3-dione
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran; water at 20℃; for 5h; | 99% |
indole-2,3-dione
Conditions | Yield |
---|---|
With ozone In 1-methyl-pyrrolidin-2-one; N,N-dimethyl-formamide at 70℃; for 24h; Solvent; Temperature; Large scale; | 98.2% |
With potassium dichromate; sulfuric acid In water at 43℃; for 1.5h; Cooling; | 90% |
With potassium dichromate; sulfuric acid In water at 43℃; for 1.5h; | 90% |
With potassium dichromate; sulfuric acid In water at 43℃; for 1.5h; Cooling; | 90% |
With potassium dichromate; sulfuric acid In water |
3,3-dibromo-1-methoxy-2-oxindole
indole-2,3-dione
Conditions | Yield |
---|---|
With methanol Heating; | 98% |
Conditions | Yield |
---|---|
With oxygen; Rose Bengal lactone In water; N,N-dimethyl-formamide for 48h; Inert atmosphere; Irradiation; | 98% |
Conditions | Yield |
---|---|
With oxygen; copper(II) acetate monohydrate; potassium carbonate In N,N-dimethyl-formamide at 50℃; under 760.051 Torr; for 0.5h; | 95% |
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; [bis(acetoxy)iodo]benzene; oxygen In acetonitrile at 20℃; for 2h; Reagent/catalyst; Solvent; | 94% |
With tert.-butylhydroperoxide In decane; acetonitrile at 80℃; for 0.285h; Catalytic behavior; Flow reactor; Green chemistry; | 90% |
1-(2-iodoethynyl)-2-nitrobenzene
B
indole-2,3-dione
Conditions | Yield |
---|---|
With copper(I) bromide dimethylsulfide complex In tetrahydrofuran for 16h; Inert atmosphere; Reflux; | A 89% B 8% |
Conditions | Yield |
---|---|
With iron(III) chloride hexahydrate In acetonitrile at 100℃; Sealed tube; | A 88% B 89% |
3-Iodo-1H-indole
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 6h; | 89% |
N-(phenylthio)succinimide
C
indole-2,3-dione
Conditions | Yield |
---|---|
With dihydroquinine In dichloromethane at -70℃; for 12h; Reagent/catalyst; enantioselective reaction; | A n/a B 88% C 7% |
With C29H44N3O3P In tetrahydrofuran at -70℃; for 84h; Reagent/catalyst; enantioselective reaction; | A n/a B 20% C 71% |
Conditions | Yield |
---|---|
With iron(III) chloride hexahydrate In acetonitrile at 100℃; Sealed tube; | A 88% B 82% |
Conditions | Yield |
---|---|
With di-tert-butyl peroxide; copper diacetate In 1,4-dioxane at 120℃; Schlenk technique; | 87% |
With ammonium nitrate; acetic acid |
3-thiocyanatoindole
indole-2,3-dione
Conditions | Yield |
---|---|
With cerium(III) chloride; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In water; acetonitrile at 80℃; for 2.5h; | 87% |
Conditions | Yield |
---|---|
With thiourea In ethanol at 20 - 78℃; | 87% |
Conditions | Yield |
---|---|
With cerium(III) chloride; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In water; acetonitrile at 80℃; for 3h; | 85% |
With Oxone; sodium chloride In water; acetonitrile at 50℃; for 2h; Green chemistry; | 84% |
With indium(III) chloride; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In water; acetonitrile at 80℃; for 2.5h; | 79% |
With pyridinium chlorochromate In 1,2-dichloro-ethane at 80℃; for 4h; | 75% |
Conditions | Yield |
---|---|
With o-iodosobenzoic acid; oxygen In dimethyl sulfoxide at 80℃; for 12h; Green chemistry; | 84% |
With iodine pentoxide In dimethyl sulfoxide at 80℃; Temperature; Reagent/catalyst; | 76% |
With tert.-butylhydroperoxide; iodine In dimethyl sulfoxide at 80℃; for 24h; | 30% |
Conditions | Yield |
---|---|
With copper(I) bromide In water; benzonitrile at 140℃; for 3h; Catalytic behavior; Reagent/catalyst; Solvent; Inert atmosphere; | 84% |
1-(2-iodoethynyl)-2-nitrobenzene
indole-2,3-dione
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride In acetone at 60℃; for 4h; Inert atmosphere; | 83% |
With copper(I) bromide dimethylsulfide complex In tetrahydrofuran for 16h; Reagent/catalyst; Solvent; Inert atmosphere; Reflux; | 60% |
Conditions | Yield |
---|---|
With pyridinium chlorochromate In 1,2-dichloro-ethane at 80℃; for 3h; | 82% |
Conditions | Yield |
---|---|
With trifluoroacetic acid In ethanol at 70℃; for 10h; | 81.6% |
indole-2,3-dione
Conditions | Yield |
---|---|
With Oxone In tetrahydrofuran; water at 20℃; for 0.166667h; Solvent; Inert atmosphere; | 81% |
Conditions | Yield |
---|---|
at 20℃; for 3h; Solid phase reaction; condensation; | 100% |
In methanol for 0.5h; Heating; | 75% |
With ethanol | |
In ethanol |
Conditions | Yield |
---|---|
In 1,4-dioxane for 0.25h; Heating; | 100% |
In acetic acid for 0.1h; Microwave irradiation; | 97% |
With acetic acid Sealed tube; Microwave irradiation; | 95% |
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.0833333h; Stage #2: methyl iodide In N,N-dimethyl-formamide; mineral oil at 25℃; for 12h; | 100% |
With potassium carbonate | 99% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 12h; | 98% |
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 24h; Inert atmosphere; Photolysis; | 100% |
With tert.-butylhydroperoxide In water at 100℃; for 2h; Green chemistry; | 90% |
With diphenyl diselenide; dihydrogen peroxide In N,N-dimethyl-formamide; acetonitrile at 25℃; for 8h; Solvent; Temperature; Reagent/catalyst; Time; Baeyer-Villiger Ketone Oxidation; Schlenk technique; Green chemistry; | 88% |
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With sodium hydroxide In water at 20 - 50℃; for 1.5h; Stage #2: With sulfuric acid; sodium nitrite In water at 0℃; for 1h; Stage #3: With hydrogenchloride; tin(ll) chloride In water for 1.16667h; | 100% |
With sodium hydroxide; sulfuric acid; sulfur dioxide; sodium nitrite Reagens 4: Zinnchloruer; | |
With sulfuric acid; sodium nitrite danach SnCl2; |
Conditions | Yield |
---|---|
With hydrogenchloride In acetic acid Heating; | 100% |
With zirconium(IV) chloride In ethanol Reagent/catalyst; Solvent; Temperature; Reflux; | 91% |
With hydrogenchloride In water; acetic acid for 3h; Reflux; | 88% |
N,N'-diacetylpiperazin-2,5-dione
indole-2,3-dione
3,6-bis(2-oxo-1,2-dihydroindol-3-ylidene)piperazine-2,5-dione
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 25℃; for 4h; | 100% |
With triethylamine In N,N-dimethyl-formamide at 20℃; Knoevenagel condensation; | 90% |
With triethylamine In N,N-dimethyl-formamide at 40℃; for 5h; |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 12h; | 100% |
With caesium carbonate In N,N-dimethyl-formamide at 140℃; Microwave irradiation; | 93% |
With potassium carbonate In N,N-dimethyl-formamide for 0.05h; microwave irradiation; | 90% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 72h; | 100% |
With potassium carbonate In N,N-dimethyl-formamide for 0.05h; microwave irradiation; | 90% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 12h; Inert atmosphere; | 90% |
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With calcium hydride In N,N-dimethyl-formamide at 100℃; for 1h; Stage #2: ethyl bromoacetate In N,N-dimethyl-formamide at 100℃; for 4h; | 100% |
Stage #1: indole-2,3-dione With aluminum oxide; potassium fluoride In acetonitrile for 0.0833333h; Stage #2: ethyl bromoacetate In acetonitrile for 21h; Reflux; | 97% |
With KF-Celite In 2-methyltetrahydrofuran for 4h; Reflux; chemoselective reaction; | 93% |
indole-2,3-dione
(3-Methyl-7-β-phenylethylxanthinyl-8) thioacetic hydrazide
(3-Methyl-2,6-dioxo-7-phenethyl-2,3,6,7-tetrahydro-1H-purin-8-ylsulfanyl)-acetic acid [2-oxo-1,2-dihydro-indol-(3Z)-ylidene]-hydrazide
Conditions | Yield |
---|---|
With acetic acid In ethanol Heating; | 100% |
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With potassium carbonate In N,N-dimethyl-formamide for 0.333333h; Cooling with ice; Stage #2: propargyl bromide In N,N-dimethyl-formamide at 20℃; for 3h; | 100% |
With potassium carbonate In N,N-dimethyl-formamide; toluene at 50℃; for 0.0833333h; Solvent; Time; Microwave irradiation; | 97.2% |
With KF-Celite In 2-methyltetrahydrofuran for 3h; Reflux; chemoselective reaction; | 95% |
4'-ethyl-1',4',7',8'-tetrahydro-4'-hydroxy-3'H,10'H-spiro[1,3-dioxolane-2,6'-pyrano[3,4-f]indolizine]-3',10'-dione
indole-2,3-dione
Conditions | Yield |
---|---|
With hydrogenchloride; acetic acid at 105℃; for 15h; | 100% |
Conditions | Yield |
---|---|
In water Heating; | 100% |
Conditions | Yield |
---|---|
In water Heating; | 100% |
Conditions | Yield |
---|---|
In water Heating; | 100% |
Conditions | Yield |
---|---|
In water Heating; | 100% |
di-tert-butyl dicarbonate
indole-2,3-dione
1-tert-butoxycarbonylisatin
Conditions | Yield |
---|---|
With dmap Inert atmosphere; | 100% |
With dmap In tetrahydrofuran at 20℃; for 5h; | 100% |
With dmap In tetrahydrofuran at 20℃; for 6h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With D-Pro-L-β3-hPhg-OBn; water at -15℃; for 16h; optical yield given as %ee; | A 100% B n/a |
With Na(1+)-Montmorillonite-entrapped N-(2-thiophenesulfonyl)-L-prolinamide; trifluoroacetic acid In water at 20℃; for 40h; optical yield given as %ee; | A 99% B n/a |
With 1,1′-binaphthyl-2,2′-diamine-L-prolinamide In neat (no solvent) at 25℃; for 24h; Solvent; Temperature; Reagent/catalyst; stereoselective reaction; | A n/a B 98% |
N-methoxylamine hydrochloride
indole-2,3-dione
1H-indole-2,3-dione 3-(O-methyloxime)
Conditions | Yield |
---|---|
With dipotassium hydrogenphosphate In methanol at 20℃; for 2h; | 100% |
With sodium hydrogencarbonate In methanol; water at 50℃; for 8h; | 92% |
With sodium hydrogencarbonate In methanol; water at 20℃; for 1.08333h; | 80% |
2-(bromomethyl)-5-(trifluoromethyl)furan
indole-2,3-dione
1-{[5-(trifluoromethyl)furan-2-yl]methyl}-1H-indole-2,3-dione
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.5h; Stage #2: 2-(bromomethyl)-5-(trifluoromethyl)furan In N,N-dimethyl-formamide at 20℃; | 100% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 1.5h; Concentration; Reagent/catalyst; Solvent; Temperature; Time; Inert atmosphere; | 100% |
With potassium carbonate In dimethyl sulfoxide at 20 - 30℃; | 96.4% |
Stage #1: indole-2,3-dione With sodium hydride In N,N-dimethyl-formamide at 0℃; for 1h; Stage #2: 2-(bromomethyl)-5-(trifluoromethyl)furan In N,N-dimethyl-formamide at 20℃; for 1h; | 32% |
Stage #1: indole-2,3-dione With potassium carbonate In N,N-dimethyl-formamide at 45℃; for 0.416667h; Inert atmosphere; Large scale; Stage #2: 2-(bromomethyl)-5-(trifluoromethyl)furan In N,N-dimethyl-formamide at 45 - 54℃; for 2h; Inert atmosphere; Large scale; |
Sesamol
indole-2,3-dione
3-hydroxy-3-(6-hydroxy-1,3-benzodioxol-5-yl)-1,3-dihydro-2H-indol-2-one
Conditions | Yield |
---|---|
Stage #1: Sesamol With isopropylmagnesium chloride In tetrahydrofuran at 0 - 4℃; for 2h; Industry scale; Stage #2: indole-2,3-dione In tetrahydrofuran at -5 - 3℃; Industry scale; Stage #3: With water; ammonium chloride In tetrahydrofuran at 3 - 4℃; Industry scale; | 100% |
Stage #1: Sesamol With isopropylmagnesium chloride In tetrahydrofuran at 0 - 5℃; for 2.5h; Stage #2: indole-2,3-dione In tetrahydrofuran at 0 - 20℃; for 19h; | 98% |
With potassium carbonate In tetrahydrofuran for 17h; Solvent; Inert atmosphere; | |
With triethylamine In tert-butyl methyl ether at 25℃; for 15h; Inert atmosphere; | |
In water at 20℃; |
1-bromo-2-cyclohexylethane
indole-2,3-dione
1-(2-cyclohexylethyl)-isatin
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With sodium hydride In N,N-dimethyl-formamide at 20℃; for 2h; Stage #2: 1-bromo-2-cyclohexylethane In N,N-dimethyl-formamide at 20℃; | 100% |
Stage #1: indole-2,3-dione With sodium hydride In N,N-dimethyl-formamide at 20℃; for 2h; Stage #2: 1-bromo-2-cyclohexylethane In N,N-dimethyl-formamide at 20℃; | 100% |
indole-2,3-dione
phosphonic acid diethyl ester
malononitrile
diethyl (3-(dicyanomethyl)-2-oxoindolin-3-yl)phosphonate
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 0.283333h; Reagent/catalyst; Time; Solvent; Ionic liquid; Large scale; | 100% |
With ZnO nano-rods at 20℃; for 1h; Neat (no solvent); | 98% |
at 50℃; for 2h; neat (no solvent); | 81% |
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione; ethyl 2-amino-2-hydrazonoacetate In ethanol at 20℃; Reflux; Inert atmosphere; Stage #2: In bromobenzene for 24h; Inert atmosphere; Reflux; | 100% |
indole-2,3-dione
Conditions | Yield |
---|---|
With acetic acid In ethanol for 1h; Reflux; | 100% |
3-amino-2-methyl-4-oxoquinazoline
indole-2,3-dione
indolo[3',2':3,4]pyridazino[6,1-b]quinazolin-7(14H)-one
Conditions | Yield |
---|---|
With 2,3,4,5,6-pentafluorophenol at 80℃; for 2h; | 100% |
Methyl 4-(bromomethyl)benzoate
indole-2,3-dione
methyl 4-((2,3-dioxoindolin-1-yl)methyl)benzoate
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.0833333h; Stage #2: Methyl 4-(bromomethyl)benzoate In N,N-dimethyl-formamide; mineral oil at 25℃; for 12h; | 100% |
With sodium hydride In N,N-dimethyl-formamide at 0℃; for 48.0833h; | 52% |
Stage #1: indole-2,3-dione With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 0.5h; Stage #2: Methyl 4-(bromomethyl)benzoate In N,N-dimethyl-formamide; mineral oil | |
Stage #1: indole-2,3-dione With potassium carbonate In N,N-dimethyl-formamide for 0.75h; Stage #2: Methyl 4-(bromomethyl)benzoate With potassium iodide In N,N-dimethyl-formamide at 80℃; | |
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide |
indole-2,3-dione
1-bromomethyl-2-[(phenylsulfonyl)methyl]benzene
Conditions | Yield |
---|---|
Stage #1: indole-2,3-dione With potassium carbonate In N,N-dimethyl-formamide at 0℃; for 0.333333h; Stage #2: 1-bromomethyl-2-[(phenylsulfonyl)methyl]benzene In N,N-dimethyl-formamide at 20℃; for 3h; | 100% |
indole-2,3-dione
7-bromoisatin
Conditions | Yield |
---|---|
With N-Bromosuccinimide at 20℃; for 24h; | 100% |
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