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 quantities
Cas:22867-74-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryhebei 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:22867-74-9
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Trading Company
inquiry7-Ethylindole 22867-74-9 with good quality and competitive price from HENAN TIANFU CHEMICAL: Henan Tianfu Chemical Co.,LTD was built in 2009 with an ISO certificate in the past 5 years, we have grown up as a famous fine chemicals supplier in chin
Cas:22867-74-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
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Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
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
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Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
7-Ethylindole CAS:22867-74-9 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 intermediat
Cas:22867-74-9
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
Henan 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
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
Cas:22867-74-9
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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
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
Zibo 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:22867-74-9
Min.Order:10 Gram
FOB Price: $100.0
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
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Min.Order:100 Gram
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Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
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Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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factory?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:22867-74-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
Shandong 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
1.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:22867-74-9
Min.Order:1 Metric Ton
FOB Price: $1.5
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
GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Cas:22867-74-9
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiry1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
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Cas:22867-74-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:22867-74-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Conditions | Yield |
---|---|
With triphenylphosphine; tin(ll) chloride; ruthenium trichloride In 1,4-dioxane; water at 180℃; for 20h; Cyclization; | 87% |
With tin(ll) chloride; ruthenium trichloride; triphenylphosphine In 1,4-dioxane; water at 180℃; for 20h; | 87% |
Conditions | Yield |
---|---|
In tetrahydrofuran at -40℃; for 1h; Inert atmosphere; | 41% |
1-(2-Amino-3-ethyl-phenyl)-2-chloro-ethanone
7-ethyl-1H-indole
Conditions | Yield |
---|---|
With sodium tetrahydroborate In 1,4-dioxane; water for 1h; Heating; Yield given; |
Conditions | Yield |
---|---|
With silica gel; zirconium(IV) oxide at 309.85℃; | 54.2 % Chromat. |
ortho-ethylaniline
7-ethyl-1H-indole
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) BCl3, AlCl3, 2.) 2 N HCl / 1.) C6H6, CH2Cl2, reflux, 3 h, 2.) C6H6, CH2Cl2, 80 deg C, 45 min 2: NaBH4 / dioxane; H2O / 1 h / Heating View Scheme |
ethanol
diethylamine
chlorobenzene
isopropenylbenzene
7-ethyl-1H-indole
Conditions | Yield |
---|---|
With triethylamine |
Conditions | Yield |
---|---|
With potassium In triethylamine |
7-ethyl-1H-indole
di-tert-butyl dicarbonate
7-ethyl-1H-indole-1-carboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
With dmap In acetonitrile | 100% |
With dmap In acetonitrile | 100% |
With dmap In acetonitrile at 20℃; for 3h; | 82% |
7-ethyl-1H-indole
2,2,2-trifluoro-1-methoxy-ethanol
3,4,5-Trimethoxyaniline
N-((R)-2,2,2-trifluoro-1-(7-ethyl-1H-indol-3-yl)ethyl)-3,4,5-trimethoxybenzenamine
Conditions | Yield |
---|---|
With (S)-3,3'-bis(2,4,6-tri-iso-propylphenyl)-1,1'-binaphthyl-2,2'-diyl hydrogenphosphate In dichloromethane at 20℃; for 48h; Friedel Crafts aminoalkylation; Molecular sieve; optical yield given as %ee; enantioselective reaction; | 99% |
7-ethyl-1H-indole
1,1,1-trifluoroacetophenone
2,2,2-trifluoro-1-(7-ethyl-1H-indole-3-yl)-1-phenylethanol
Conditions | Yield |
---|---|
With (S)-3,3'-bis(2,4,6-tri-iso-propylphenyl)-1,1'-binaphthyl-2,2'-diyl hydrogenphosphate In dichloromethane at 25℃; for 48h; optical yield given as %ee; enantioselective reaction; | 99% |
7-ethyl-1H-indole
ethyl 4,4,4-trifluoroacetoacetate
Conditions | Yield |
---|---|
With (S)-3,3'-bis(2,4,6-tri-iso-propylphenyl)-1,1'-binaphthyl-2,2'-diyl hydrogenphosphate In dichloromethane at 20℃; for 76h; Friedel-Crafts reaction; optical yield given as %ee; enantioselective reaction; | 99% |
7-ethyl-1H-indole
methyl 4-phenyl-2-oxo-3-butenoate
Conditions | Yield |
---|---|
With C35H48N4O4; samarium(III) trifluoromethanesulfonate In dichloromethane at -20℃; for 10h; asymmetric Friedel-Crafts alkylation; Inert atmosphere; optical yield given as %ee; | 99% |
7-ethyl-1H-indole
ethyl-3,3,3-trifluoropyruvate
3,3,3-trifluoro-2-hydroxy-2-(7-ethyl-1H-indol-3-yl)-propionic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: 7-ethyl-1H-indole With C33H52N4O4; zinc trifluoromethanesulfonate In dichloromethane at 35℃; for 0.5h; Stage #2: ethyl-3,3,3-trifluoropyruvate In dichloromethane at 0℃; for 0.5h; Friedel Crafts alkylation; optical yield given as %ee; enantioselective reaction; | 99% |
7-ethyl-1H-indole
ethyl-3,3,3-trifluoropyruvate
3,3,3-trifluoro-2-hydroxy-2-(7-ethyl-1H-indol-3-yl)-propionic acid ethyl ester
Conditions | Yield |
---|---|
In 1,1,1,3,3-pentafluorobutane at 20℃; for 0.5h; Inert atmosphere; | 97% |
With triethylamine In dichloromethane at 0℃; Friedel Crafts alkylation; |
7-ethyl-1H-indole
ethyl-3,3,3-trifluoropyruvate
3,3,3-trifluoro-2-hydroxy-2-(7-ethyl-1H-indol-3-yl)-propionic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: 7-ethyl-1H-indole With C33H52N4O4; zinc trifluoromethanesulfonate In dichloromethane at 35℃; for 0.5h; Stage #2: ethyl-3,3,3-trifluoropyruvate In dichloromethane at 0℃; for 0.5h; Friedel Crafts alkylation; optical yield given as %ee; enantioselective reaction; | 96% |
7-ethyl-1H-indole
Conditions | Yield |
---|---|
Stage #1: diisopropyl (1,1‐dioxidobenzo[d]isothiazol‐3‐yl)phosphonate With (S)-3,3'-bis[3,5-di(trifluoromethyl)phenyl]-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl-2,2'-diylphosphoric acid In 1,3,5-trimethyl-benzene at 30℃; for 0.166667h; Friedel-Crafts Alkylation; Schlenk technique; Stage #2: 7-ethyl-1H-indole In 1,3,5-trimethyl-benzene at 30℃; Friedel-Crafts Alkylation; Schlenk technique; enantioselective reaction; | 96% |
Conditions | Yield |
---|---|
In water at 80℃; for 5h; | 96% |
Conditions | Yield |
---|---|
Stage #1: 7-ethyl-1H-indole With C43H64N4O4; scandium tris(trifluoromethanesulfonate); ortho-chlorobenzoic acid In dichloromethane at 30℃; for 1h; Inert atmosphere; Stage #2: glyoxylic acid ethyl ester In dichloromethane at -20℃; for 12h; Friedel Crafts alkylation; Inert atmosphere; optical yield given as %ee; enantioselective reaction; | 95% |
7-ethyl-1H-indole
Martins sulfurane
7-ethyl-3-(diphenylsulfonio)indolide
Conditions | Yield |
---|---|
In toluene at 20℃; for 2h; Inert atmosphere; | 95% |
In toluene at 25℃; for 2h; Schlenk technique; Inert atmosphere; | 95% |
7-ethyl-1H-indole
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at 0℃; for 0.166667h; Stage #2: 7-ethyl-1H-indole at 45℃; for 2h; | 95% |
Stage #1: N,N-dimethyl-formamide With trichlorophosphate for 1.5h; Cooling with ice; Stage #2: 7-ethyl-1H-indole at 20℃; Cooling with ice; Stage #3: With water; potassium hydroxide at 105℃; for 1h; |
Conditions | Yield |
---|---|
With Selectfluor In acetonitrile at 20℃; for 0.2h; | 94% |
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In acetonitrile at 20℃; for 0.166667h; | 94% |
With toluene-4-sulfonic acid In methanol at 20℃; for 0.5h; regioselective reaction; | 86% |
7-ethyl-1H-indole
2-[(E)-2-nitroethenyl]furan
7-ethyl-3-(1-(furan-2-yl)-2-nitroethyl)-1H-indole
Conditions | Yield |
---|---|
With β‐cyclodextrin In methanol; water at 50℃; for 2.4h; | 94% |
With tetrabutylammomium bromide In acetonitrile for 0.166667h; Michael addition reaction; Heating; | 93% |
7-ethyl-1H-indole
(2-nitroethenyl)benzene
7-ethyl-3-(2-nitro-1-phenylethyl)-1H-indole
Conditions | Yield |
---|---|
With zinc diacetate In ethanol at 20℃; for 0.366667h; Michael addition; | 94% |
4-Trifluoromethylbenzaldehyde
cycl-isopropylidene malonate
7-ethyl-1H-indole
5-{(7-Ethyl-1H-indol-3-yl)[4-(trifluoromethyl)phenyl]methyl}-2,2-dimethyl-1,3-dioxane-4,6-dione
Conditions | Yield |
---|---|
rac-Pro-OH In acetonitrile at 20℃; | 94% |
7-ethyl-1H-indole
tert-butylisonitrile
N-tert-butyl-7-ethyl-1H-indole-3-carboxamide
Conditions | Yield |
---|---|
With water; copper diacetate; palladium diacetate; trifluoroacetic acid In tetrahydrofuran at 70℃; for 1h; Sealed tube; Air atmosphere; | 94% |
Conditions | Yield |
---|---|
With manganese(IV) oxide; iodine; oxygen at 80℃; for 16h; Schlenk technique; | 93% |
With Selectfluor In acetonitrile at 20℃; for 0.416667h; | 89% |
nitrostyrene
7-ethyl-1H-indole
7-ethyl-3-(2-nitro-1-phenylethyl)-1H-indole
Conditions | Yield |
---|---|
With β‐cyclodextrin In methanol; water at 50℃; for 2.2h; | 93% |
With tetrabutylammomium bromide In acetonitrile for 0.166667h; Michael addition reaction; Heating; | 92% |
With diphenylphosphate In dichloromethane; benzene at -30℃; Friedel-Crafts Alkylation; Molecular sieve; Sealed tube; Inert atmosphere; |
Conditions | Yield |
---|---|
Stage #1: 7-ethyl-1H-indole With potassium hydroxide In N,N-dimethyl-formamide at 21℃; for 1h; Stage #2: 1-bromo-butane In N,N-dimethyl-formamide at 50℃; | 93% |
Conditions | Yield |
---|---|
indium(III) bromide In 1,2-dichloro-ethane for 6h; Heating; | 92% |
Conditions | Yield |
---|---|
With sodium tetrakis[(3,5-di-trifluoromethyl)phenyl]borate In water at 30℃; for 8h; | 92% |
7-ethyl-1H-indole
Dimethylphenylsilane
7-ethyl-1-dimethylphenylsilyl-1H-indole
Conditions | Yield |
---|---|
With pyridine; zinc trifluoromethanesulfonate In propiononitrile at 100℃; for 40h; Inert atmosphere; | 92% |
7-ethyl-1H-indole
ethyl (E)-1-phenylbut-1-en-3-ol
Conditions | Yield |
---|---|
With indium(III) bromide In 1,2-dichloro-ethane at 20℃; for 0.5h; | 91% |
Conditions | Yield |
---|---|
With bismuth(lll) trifluoromethanesulfonate In acetonitrile at 20℃; for 2.5h; | 91% |
7-ethyl-1H-indole
1-nitro-2-(2-nitrovinyl)benzene
C18H17N3O4
Conditions | Yield |
---|---|
With zinc diacetate In ethanol at 20℃; for 0.416667h; Michael addition; | 91% |
diazoacetic acid ethyl ester
7-ethyl-1H-indole
Conditions | Yield |
---|---|
With indium(III) bromide In dichloromethane at 20℃; for 5.5h; | 90% |
Conditions | Yield |
---|---|
With bismuth(lll) trifluoromethanesulfonate In acetonitrile at 20℃; for 0.333333h; | 90% |
Conditions | Yield |
---|---|
copper(II) bis(trifluoromethanesulfonate) In various solvent(s) at 20℃; for 3.5h; | 90% |
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