Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and
As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:870-63-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome 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:870-63-3
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryHot selling 3,3-Dimethylallyl bromide CAS 870-63-3 with factory price 1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; ...... Appea
Cas:870-63-3
Min.Order:1 Kilogram
FOB Price: $10.0
Type:Trading Company
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
Our 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
Cas:870-63-3
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryProduct Name: 3,3-Dimethylallyl bromide Synonyms: PRENYL BROMIDE;1-Brom-3-methyl-2-buten(4-2,2);1-bromo-3-methyl-2-buten;2-Butene,1-bromo-3-methyl-;3,3-Dimethallylbromide;3-Methyl-1-bromo-2-butene;3-Methyl-
Cas:870-63-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:870-63-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur 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
Cas:870-63-3
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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:870-63-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry3,3-Dimethylallyl bromide CAS:870-63-3 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
Cas:870-63-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, 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:870-63-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:870-63-3
Min.Order:20 Metric Ton
Negotiable
Type:Trading Company
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
Product quality: Our company have high quality product , and also the product we have good manufacture . First of all, this product is of fine quality. Every finish should be checked by quality inspection system.And every one should be also tried
Cas:870-63-3
Min.Order:1 Kilogram
FOB Price: $20.0 / 30.0
Type:Trading Company
inquiryAppearance:light brown liquid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Food/Medicine/Industria grade Transportation:Common products:Sea/Air/Courier Dangero
Cas:870-63-3
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHangzhou 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
Cas:870-63-3
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryJ&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
Cas:870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:870-63-3
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:870-63-3
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryProduct name: 1-Bromo-3-Methyl-2-Butene CAS No.:870-63-3 Molecule Formula:C5H9Br Molecule Weight:149.03 Purity: 99.0% Package: 200kg/drum Description:Brown liquid Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:870-63-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:870-63-3
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 3,3-Dimethylallyl bromide CAS: 870-63-3 MF: C5H9Br MW: 149.03 EINECS: 212-799-5 Mol File: 870-63-3.mol 3,3-Dimethylallyl bromide Structure 3,3-Dimethylallyl bromide Chemical Properties Melting point -106.7°C
Cas:870-63-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
Cas:870-63-3
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
Cas:870-63-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:870-63-3
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryCHENGDU YANXI is a comprehensive manufacturer and an international distribution of products throughout the world. Specialized in Scrap metal, Chemical raw materials, Paper products and color industry. We aim to become leading position in global dis
Cas:870-63-3
Min.Order:1 Kilogram
FOB Price: $1.0 / 3.0
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
Cas:870-63-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With phosphorus tribromide at 0℃; for 30h; | 95% |
With ziconium(IV) oxychloride octahydrate; sodium bromide In ethanol; water at 90℃; for 0.166667h; | 90% |
With phosphorus tribromide | 87% |
Conditions | Yield |
---|---|
With hydrogen bromide at 0℃; for 0.5h; | 90% |
With phosphorus tribromide at -20℃; | 68% |
With pyridine; phosphorus tribromide In hexane at 0 - 20℃; | 45% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 1h; | 80% |
Conditions | Yield |
---|---|
With pyridine; phosphorus tribromide; sodium chloride In water | 80% |
Conditions | Yield |
---|---|
With silica gel; phosphorus tribromide In dichloromethane at -10℃; for 0.416667h; | 70% |
With hydrogen bromide In acetic acid at 0℃; | 64% |
With hydrogen bromide In acetic acid at 4℃; for 48h; | 64% |
Conditions | Yield |
---|---|
With sodium acetate In water; acetic acid for 3h; | A 5.6% B 5.1% C 4.8% |
hydrogen bromide
isoprene
A
1,3-dibromo-3-methylbutane
B
prenyl bromide
hydrogen bromide
acetic acid
isoprene
A
1,3-dibromo-3-methylbutane
B
prenyl bromide
Conditions | Yield |
---|---|
at -15℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 91 percent / LiAlH4 / tetrahydrofuran / 0 - 20 °C 2: 83 percent / HBr / CH2Cl2 / 1.5 h / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: diisobutylaluminium hydride / diethyl ether / Inert atmosphere 2: phosphorus tribromide / tetrahydrofuran / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: diisobutylaluminium hydride / tetrahydrofuran / 3 h / -78 °C 2: phosphorus tribromide / dichloromethane / 1 h / 0 °C View Scheme | |
Multi-step reaction with 2 steps 1: diisobutylaluminium hydride / tetrahydrofuran / 4 h / -78 °C 2: phosphorus tribromide / diethyl ether / 0 °C / Darkness; Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: lithium aluminium tetrahydride / diethyl ether / 3 h / 0 °C / Inert atmosphere 2: hydrogen bromide / dichloromethane / 2 h / 0 °C / Inert atmosphere; Darkness View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: LiAlH4 / diethyl ether 2: 48percent HBr, conc. H2SO4 View Scheme |
prenyl bromide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 70 percent / AlH3 / tetrahydrofuran / 2 h / 0 °C 2: 40 percent / hexabromoacetone, Ph3P / tetrahydrothiophene 1,1-dioxide View Scheme |
phenyl prenyl ether
prenyl bromide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: hydrogen bromide / dann Umsetzung des erhaltenen 2-Brom-2-methyl-butens-(3) View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: lithium alanate; diethyl ether 2: pyridine; petroleum ether; phosphorus (III)-bromide View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sodium hydride / tetrahydrofuran / 0 - 20 °C 2: diisobutylaluminium hydride / tetrahydrofuran; hexane / 3 h / -78 °C 3: phosphorus tribromide / dichloromethane / 1 h / 0 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: diisobutylaluminium hydride / tetrahydrofuran; hexane / 3 h / -78 °C 2: phosphorus tribromide / dichloromethane / 1 h / 0 °C View Scheme |
3,4-dimethylpent-2-en-1-ol
prenyl bromide
Conditions | Yield |
---|---|
With phosphorus tribromide In dichloromethane at 0℃; for 1h; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: methanol; sodium tetrahydroborate / 0.5 h / 0 °C 2: phosphorus tribromide / diethyl ether / 16 h / 0 - 20 °C View Scheme |
Conditions | Yield |
---|---|
at 170℃; | 100% |
With potassium carbonate In N,N-dimethyl-formamide at 60℃; for 1h; Williamson Ether Synthesis; Darkness; Inert atmosphere; | 97% |
With sodium hydroxide In N-methyl-acetamide; water | 75% |
ethyl 3-oxo-3-phenylpropionate
prenyl bromide
ethyl 2-benzoyl-5-methylhex-4-enoate
Conditions | Yield |
---|---|
Stage #1: ethyl 3-oxo-3-phenylpropionate With sodium hydride In tetrahydrofuran; mineral oil for 1h; Stage #2: prenyl bromide In tetrahydrofuran; mineral oil at 40℃; | 100% |
Stage #1: ethyl 3-oxo-3-phenylpropionate With sodium hydride In tetrahydrofuran; mineral oil for 1h; Stage #2: prenyl bromide In tetrahydrofuran; mineral oil Heating; | 99% |
Stage #1: ethyl 3-oxo-3-phenylpropionate With sodium hydride In tetrahydrofuran at 0℃; for 0.333333h; Stage #2: prenyl bromide In tetrahydrofuran at 0 - 20℃; | 95% |
acetoacetic acid methyl ester
prenyl bromide
methyl 7-methyl-3-oxooct-6-enoate
Conditions | Yield |
---|---|
Stage #1: acetoacetic acid methyl ester With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.166667h; Stage #2: With n-butyllithium In tetrahydrofuran; mineral oil for 0.166667h; Stage #3: prenyl bromide In tetrahydrofuran; mineral oil for 0.0833333h; | 100% |
With n-butyllithium; sodium hydride In tetrahydrofuran at 0 - 20℃; | 100% |
With n-butyllithium; sodium hydride In tetrahydrofuran at 0℃; | 79% |
triphenylphosphine
prenyl bromide
(3-methylbut-2-enyl)triphenylphosphonium bromide
Conditions | Yield |
---|---|
In toluene at 110℃; Inert atmosphere; | 100% |
In benzene at 20℃; for 20h; | 96% |
In toluene Ambient temperature; | 93% |
benzenesulfonic acid,3-hydroxyphenyl ester
prenyl bromide
resorcinol monoprenyl ether monobenzenesulfonate
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 4h; Heating; | 100% |
3-bromo-4-methoxy-phenol
prenyl bromide
2-Bromo-1-methoxy-4-(3-methyl-but-2-enyloxy)-benzene
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 23℃; for 12h; | 100% |
F-hexyl-1 fluoro-2 ethanol
prenyl bromide
3-Oxa-1-fluoro-2-tridecafluorohexyl-6-methylhept-5-ene
Conditions | Yield |
---|---|
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In diethyl ether at 40℃; for 24h; | 100% |
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In diethyl ether at 40℃; for 24h; | 87% |
potassium ethyl xanthogenate
prenyl bromide
S-(3-methyl-2-buten-1-yl) O-ethyl dithiocarbonate
Conditions | Yield |
---|---|
In acetone for 1h; | 100% |
F-octyl-1 fluoro-2 ethanol
prenyl bromide
Conditions | Yield |
---|---|
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In diethyl ether at 40℃; for 24h; | 100% |
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In diethyl ether at 40℃; for 24h; | 82% |
prenyl bromide
ethyl 2-acetyl-2,5-dimethylhex-4-enoate
Conditions | Yield |
---|---|
In ethanol for 12h; Ambient temperature; | 100% |
Demethoxyfumitremorgin C
prenyl bromide
C26H31N3O2
Conditions | Yield |
---|---|
With sodium hydride 1.) DMF, 45 min, r.t. 2.) r.t., 1 h; | 100% |
N,N'-bis-Boc-S-methyl-isothiourea
prenyl bromide
N,N'-bis(tert-butoxycarbonyl)-N-(γ,γ-dimethylallyl)-S-methylisothiourea
Conditions | Yield |
---|---|
With potassium hydroxide; tetrabutylammomium bromide In dichloromethane; water at 20℃; for 4h; | 100% |
Stage #1: N,N'-bis-Boc-S-methyl-isothiourea With potassium hydroxide; tetrabutylammomium bromide In dichloromethane; acetonitrile at 20℃; for 0.25h; Stage #2: prenyl bromide In dichloromethane; acetonitrile at 20℃; for 7h; | 100% |
Stage #1: N,N'-bis-Boc-S-methyl-isothiourea With potassium hydroxide; tetrabutylammomium bromide In dichloromethane; acetonitrile for 0.25h; Stage #2: prenyl bromide In dichloromethane; acetonitrile for 1h; Stage #3: at 20℃; for 6h; | 100% |
Conditions | Yield |
---|---|
Stage #1: salicylaldehyde With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 0.166667h; Stage #2: prenyl bromide In N,N-dimethyl-formamide at 20℃; for 20h; | 100% |
Stage #1: salicylaldehyde With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.333333h; Stage #2: prenyl bromide In N,N-dimethyl-formamide at 0 - 20℃; for 12h; | 99% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; | 95% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 18h; Inert atmosphere; Schlenk technique; | 100% |
With sodium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 18h; Inert atmosphere; | 100% |
With sodium hydrogencarbonate In N,N-dimethyl-formamide for 20h; Ambient temperature; | |
With potassium carbonate In acetone |
prenyl bromide
Conditions | Yield |
---|---|
With sodium carbonate; potassium iodide In N,N-dimethyl-formamide for 22h; | 100% |
prenyl bromide
Conditions | Yield |
---|---|
With sodium carbonate; potassium iodide In N,N-dimethyl-formamide for 22h; | 100% |
4-bromo-phenol
prenyl bromide
1-bromo-4-((3-methylbut-2-en-1-yl)oxy)benzene
Conditions | Yield |
---|---|
With potassium carbonate; potassium iodide In acetone at 80℃; for 12h; | 100% |
With potassium carbonate In acetone at 67℃; for 18h; Inert atmosphere; | 98% |
With potassium carbonate; potassium iodide In acetone for 15h; Heating; | 91% |
2,4-dibromo-6-tert-butylphenol
prenyl bromide
1,5-Dibromo-3-tert-butyl-2-(3-methyl-but-2-enyloxy)-benzene
Conditions | Yield |
---|---|
With tetra-(n-butyl)ammonium iodide; potassium carbonate In ethanol for 48h; Ambient temperature; | 100% |
4-Bromo-3-nitrotoluene
prenyl bromide
2-(3-methylbut-2-enyl)-5-methylnitrobenzene
Conditions | Yield |
---|---|
Stage #1: 4-Bromo-3-nitrotoluene With phenyllithium In tetrahydrofuran at -78℃; for 0.0833333h; Stage #2: prenyl bromide With N,N,N,N,-tetramethylethylenediamine In tetrahydrofuran at -78℃; for 3h; | 100% |
Stage #1: 4-Bromo-3-nitrotoluene With phenyllithium In tetrahydrofuran at -78℃; Stage #2: prenyl bromide With N,N,N,N,-tetramethylethylenediamine In tetrahydrofuran at -78℃; for 3h; | 100% |
2-nitrophenyl bromide
prenyl bromide
1-(3-methylbut-2-en-1-yl)-2-nitrobenzene
Conditions | Yield |
---|---|
Stage #1: 2-nitrophenyl bromide With phenyllithium In tetrahydrofuran at -78℃; for 0.0833333h; Stage #2: prenyl bromide With N,N,N,N,-tetramethylethylenediamine In tetrahydrofuran at -78℃; for 3h; | 100% |
Stage #1: 2-nitrophenyl bromide With phenyllithium In tetrahydrofuran at -78℃; Stage #2: prenyl bromide With N,N,N,N,-tetramethylethylenediamine In tetrahydrofuran at -78℃; for 3h; | 100% |
3-bromo-4-nitrotoluene
prenyl bromide
2-(3-methylbut-2-enyl)-4-methylnitrobenzene
Conditions | Yield |
---|---|
Stage #1: 3-bromo-4-nitrotoluene With phenyllithium In tetrahydrofuran at -78℃; for 0.0833333h; Stage #2: prenyl bromide With N,N,N,N,-tetramethylethylenediamine In tetrahydrofuran at -78℃; for 3h; | 100% |
Stage #1: 3-bromo-4-nitrotoluene With phenyllithium In tetrahydrofuran at -78℃; Stage #2: prenyl bromide With N,N,N,N,-tetramethylethylenediamine In tetrahydrofuran at -78℃; for 3h; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 16h; | 100% |
In ice-water; N,N-dimethyl-formamide | |
With potassium carbonate In N,N-dimethyl-formamide | |
In N-methyl-acetamide; water |
Conditions | Yield |
---|---|
n-Bu4 In ethanol | 100% |
Conditions | Yield |
---|---|
With sodium iodide In tetrahydrofuran; water; mineral oil | 100% |
O-tert-butyldimethylsilyl-N-(p-toluenesulfonyl)homoserine methyl ester
prenyl bromide
O-tert-butyldimethylsilyl-N-(3-methylbut-2-enyl)-N-(p-toluenesulfonyl)homoserine methyl ester
Conditions | Yield |
---|---|
Stage #1: O-tert-butyldimethylsilyl-N-(p-toluenesulfonyl)homoserine methyl ester With caesium carbonate In acetonitrile at 20℃; for 0.5h; Stage #2: prenyl bromide In acetonitrile at 20℃; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone for 3h; Reflux; | 100% |
With potassium carbonate In acetone Reflux; | 92% |
With potassium carbonate In acetone Inert atmosphere; |
2-hydroxy-5-(p-chlorophenylazo)benzaldehyde
prenyl bromide
C18H17ClN2O2
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; | 100% |
6-bromoisatin
prenyl bromide
6-bromo-1-(3-methylbut-2-en-1-yl)indoline-2,3-dione
Conditions | Yield |
---|---|
Stage #1: 6-bromoisatin With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃; for 0.166667h; Inert atmosphere; Stage #2: prenyl bromide In N,N-dimethyl-formamide; mineral oil at 0 - 25℃; for 2h; Inert atmosphere; | 100% |
Stage #1: 6-bromoisatin With caesium carbonate In N,N-dimethyl-formamide at 20 - 25℃; for 0.5h; Inert atmosphere; Stage #2: prenyl bromide In N,N-dimethyl-formamide for 16h; Inert atmosphere; | 88% |
Stage #1: 6-bromoisatin With sodium hydride In N,N-dimethyl-formamide; paraffin oil at 0℃; for 1h; Inert atmosphere; Stage #2: prenyl bromide In N,N-dimethyl-formamide; paraffin oil for 70h; Inert atmosphere; | 83% |
prenyl bromide
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In acetonitrile at 0 - 20℃; Inert atmosphere; | 100% |
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