DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
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inquiryEthyl 7-chloro-2-oxoheptanoate CAS 78834-75-0 7-Chloro-2-oxoheptanoic acid ethyl ester CAS no 78834-75-0 Heptanoic acid,7-chloro-2-oxo-, ethyl ester Ethyl 7-chloro-2-oxoheptanoate 7-Chloro-2-oxoheptanoic acid ethyl ester Heptanoic acid,7-chlo
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inquiryEthyl 7-chloro-2 -oxoheptanoate Chemical name:Ethyl 7-chloro-2 -oxoheptanoate Molecular formula:C9H15ClO3 Molecular weight:206.7 CAS:78834-75-0 Application:Intermediate for Cilastat
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inquiryEthyl 7-chloro-2-oxoheptanoate CAS:78834-75-0 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 or
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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
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
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inquiryETHYL 7-CHLORO-2-OXOHEPTANOATEAppearance:Pls see the Details Storage:Keep away of light, hot, water, Store in dry, dark and ventilated place Package:according to customers' requirements Application:Steroids, Cosmetics Ingredients, APIs, Intermediates
Superior quality, moderate price & quick delivery. Appearance:Pale yellow clear liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:as per your request Application:Used as Pharmaceutical Intermediates,
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inquiryProduct name: Ethyl 7-Chloro-2-Oxoheptanoate CAS No.:78834-75-0 Molecule Formula:C9H15ClO3 Molecule Weight:206.67 Purity: 99.0% Package: 140kg/drum Description:Light yellow liquid Manufacture Standards:Enterprise Standard
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inquiryHuarong Industrial Group Limited established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World.
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inquiryEthyl 7-chloro-2-oxoheptanoate Basic information Product Name: Ethyl 7-chloro-2-oxoheptanoate Synonyms: 7-Chloro-2-oxoheptanoic acid ethyl ester;Ethyl 7-chloro-2-oxohepanoate;ETHYL 7-CHLORO-2-OXOHEPTANOATE;Ethyl 7-Chloro-2-Otoheptanoate;ALPHA
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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
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inquiry1-bromo-5-chloropentane
oxalic acid diethyl ester
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Stage #1: 1-bromo-5-chloropentane; oxalic acid diethyl ester In tetrahydrofuran at -25 - -10℃; for 1h; Inert atmosphere; Stage #2: With hydrogenchloride In tetrahydrofuran; water at 0℃; Reagent/catalyst; Inert atmosphere; | 99.1% |
Stage #1: 1-bromo-5-chloropentane With magnesium Stage #2: oxalic acid diethyl ester In tetrahydrofuran at -15℃; Stage #3: With hydrogenchloride In tetrahydrofuran Product distribution / selectivity; | 90% |
Grignard Reaction; |
ethyl 7-chloro-α-hydroxyheptylate
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
With sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydrogencarbonate; potassium bromide In dichloromethane; water at -2 - 8℃; for 3h; | 97% |
With sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium hydrogencarbonate; potassium bromide In dichloromethane; water at -1 - 5℃; for 2.5h; Product distribution / selectivity; |
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
With hydrogenchloride In water; toluene at 50 - 55℃; for 2h; Temperature; Solvent; | 86.5% |
Conditions | Yield |
---|---|
With sulfuric acid at 90℃; for 3.5h; Temperature; | 78% |
5-chloro-n-pentylmagnesium bromide
oxalic acid diethyl ester
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Stage #1: 5-chloro-n-pentylmagnesium bromide; oxalic acid diethyl ester In tetrahydrofuran at -30 - 5℃; Stage #2: With hydrogenchloride In tetrahydrofuran Product distribution / selectivity; | 74% |
ethyl (E)-7-chloro-2-((S)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoate
A
ethyl-7-Chloro-2-oxoheptanoate
B
(S)-2,2-dimethylcyclopropanecarboxamide
Conditions | Yield |
---|---|
Stage #1: ethyl (E)-7-chloro-2-((S)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoate With toluene-4-sulfonic acid In dichloromethane at 20℃; Stage #2: With sodium hydroxide; water In dichloromethane pH=8 - 9; Product distribution / selectivity; | |
Stage #1: ethyl (E)-7-chloro-2-((S)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoate With methanesulfonic acid In toluene at 30℃; Stage #2: With sodium hydroxide; water In toluene pH=8 - 9; Product distribution / selectivity; |
6-chloro-1-hexanol
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: sodium hydrogencarbonate; sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / potassium bromide / dichloromethane; water / 0.83 h / -5 - 10 °C 2.1: sodium hydrogensulfite / water / 2.67 h / 5 °C 2.2: 12 h / 5 - 20 °C 3.1: hydrogenchloride; water / 140 h / 25 °C 4.1: sulfuric acid / Reflux 5.1: sodium hydrogencarbonate; sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / potassium bromide / dichloromethane; water / 2.5 h / -1 - 5 °C View Scheme |
6-chlorohexanal
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium hydrogensulfite / water / 2.67 h / 5 °C 1.2: 12 h / 5 - 20 °C 2.1: hydrogenchloride; water / 140 h / 25 °C 3.1: sulfuric acid / Reflux 4.1: sodium hydrogencarbonate; sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / potassium bromide / dichloromethane; water / 2.5 h / -1 - 5 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: water; sodium hydrogensulfite / 1 h / 35 °C 1.2: 0.5 h / 35 - 40 °C 2.1: water; potassium carbonate; dihydrogen peroxide / dimethyl sulfoxide / 5 h / 35 - 40 °C 3.1: sulfuric acid / 9 h / Reflux 4.1: sodium hydrogencarbonate; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; potassium bromide; sodium hypochlorite / water; dichloromethane / 3 h / -2 - 8 °C View Scheme |
7-chloro-2-hydroxyheptanoic acid
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid / Reflux 2: sodium hydrogencarbonate; sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / potassium bromide / dichloromethane; water / 2.5 h / -1 - 5 °C View Scheme |
7-chloro-α-hydroxyheptonitrile
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: hydrogenchloride; water / 140 h / 25 °C 2: sulfuric acid / Reflux 3: sodium hydrogencarbonate; sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / potassium bromide / dichloromethane; water / 2.5 h / -1 - 5 °C View Scheme | |
Multi-step reaction with 3 steps 1: water; potassium carbonate; dihydrogen peroxide / dimethyl sulfoxide / 5 h / 35 - 40 °C 2: sulfuric acid / 9 h / Reflux 3: sodium hydrogencarbonate; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; potassium bromide; sodium hypochlorite / water; dichloromethane / 3 h / -2 - 8 °C View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Stage #1: 7-chloro(1-oxoethyl)heptanoic acid ethyl ester With nitrosylsulfuric acid at 0 - 5℃; for 1h; Stage #2: With formaldehyd In 1,2-dichloro-ethane at 0 - 25℃; for 2h; |
ethyl-7-Chloro-2-oxoheptanoate
(S)-2,2-dimethylcyclopropanecarboxamide
(Z)-7-chloro-2-((S)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: ethyl-7-Chloro-2-oxoheptanoate; (S)-2,2-dimethylcyclopropanecarboxamide With toluene-4-sulfonic acid In toluene for 10h; Reflux; Stage #2: at 30℃; for 1h; Solvent; Temperature; Irradiation; | 99.5% |
Conditions | Yield |
---|---|
With phosphorous acid trimethyl ester In tetrahydrofuran at 50℃; | 60% |
ethyl-7-Chloro-2-oxoheptanoate
1-bromo-5-chloropentane
sodium carbonate
Conditions | Yield |
---|---|
With nitrosylsulfuric acid; sulfuric acid In water; toluene |
ethyl-7-Chloro-2-oxoheptanoate
(S)-2,2-dimethylcyclopropanecarboxamide
A
(Z)-7-chloro-2-((S)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoic acid ethyl ester
B
ethyl (E)-7-chloro-2-((S)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoate
ethyl-7-Chloro-2-oxoheptanoate
(S)-2,2-dimethylcyclopropanecarboxamide
ethyl 7-chloro-2-{[(1S)-2,2-dimethylcyclopropyl]formamido}hept-2-enoate
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 20h; Heating / reflux; |
ethyl-7-Chloro-2-oxoheptanoate
(S)-2,2-dimethylcyclopropanecarboxamide
A
(Z)-7-chloro-2 ((2s)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoic acid
Conditions | Yield |
---|---|
Stage #1: ethyl-7-Chloro-2-oxoheptanoate; (S)-2,2-dimethylcyclopropanecarboxamide; toluene-4-sulfonic acid In toluene for 20h; Reflux; Stage #2: With water; sodium hydroxide In toluene at 5 - 30℃; for 8h; |
ethyl-7-Chloro-2-oxoheptanoate
cilastatine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: toluene-4-sulfonic acid / toluene / 20 h / Reflux 1.2: 8 h / 5 - 30 °C 2.1: sodium hydroxide / methanol / 60 - 65 °C 2.2: pH 7 View Scheme | |
Multi-step reaction with 3 steps 1.1: toluene-4-sulfonic acid / toluene / 20 h / Reflux 1.2: 8 h / 5 - 30 °C 2.1: hydrogenchloride / toluene; water / 4 h / 25 - 30 °C 3.1: sodium hydroxide / methanol / 60 - 65 °C 3.2: pH 7 View Scheme | |
Multi-step reaction with 3 steps 1: toluene-4-sulfonic acid / toluene / 10 h / 130 °C 2: sodium hydroxide / cyclohexane; 1,4-dioxane / 12 h / 20 °C 3: 8.5 h / 55 - 60 °C / Inert atmosphere View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
(Z)-7-chloro-2 ((2s)-2,2-dimethylcyclopropanecarboxamido)-2-heptenoic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: toluene-4-sulfonic acid / toluene / 20 h / Reflux 1.2: 8 h / 5 - 30 °C 2.1: hydrogenchloride / toluene; water / 4 h / 25 - 30 °C View Scheme | |
Multi-step reaction with 2 steps 1: toluene-4-sulfonic acid / toluene / 10 h / 130 °C 2: sodium hydroxide / cyclohexane; 1,4-dioxane / 12 h / 20 °C View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: toluene-4-sulfonic acid / toluene / 20 h / Reflux 1.2: 8 h / 5 - 30 °C 2.1: sodium hydroxide / methanol / 60 - 65 °C 2.2: pH 7 3.1: triethylamine / butan-1-ol / 25 - 30 °C 3.2: 3 h / 25 - 30 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: toluene-4-sulfonic acid / toluene / 20 h / Reflux 1.2: 8 h / 5 - 30 °C 2.1: hydrogenchloride / toluene; water / 4 h / 25 - 30 °C 3.1: sodium hydroxide / methanol / 60 - 65 °C 3.2: pH 7 4.1: triethylamine / butan-1-ol / 25 - 30 °C 4.2: 3 h / 25 - 30 °C View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; for 1h; |
ethyl-7-Chloro-2-oxoheptanoate
ethyl 2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-(3-chloropropyl)thiazole-4-carboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: bromine / tetrachloromethane / 1 h / 20 °C 2: ethanol / 6 h / 50 °C / Inert atmosphere View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
ethyl 2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-(3-iodopropyl)thiazole-4-carboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: bromine / tetrachloromethane / 1 h / 20 °C 2: ethanol / 6 h / 50 °C / Inert atmosphere 3: sodium iodide / acetonitrile / 5 h / 90 °C / Inert atmosphere View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: bromine / tetrachloromethane / 1 h / 20 °C 2.1: ethanol / 6 h / 50 °C / Inert atmosphere 3.1: sodium iodide / acetonitrile / 5 h / 90 °C / Inert atmosphere 4.1: sodium hydride / N,N-dimethyl-formamide / 0.08 h / 20 °C 4.2: 1 h View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-(3-phenoxypropyl)thiazole-4-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: bromine / tetrachloromethane / 1 h / 20 °C 2.1: ethanol / 6 h / 50 °C / Inert atmosphere 3.1: sodium iodide / acetonitrile / 5 h / 90 °C / Inert atmosphere 4.1: sodium hydride / N,N-dimethyl-formamide / 0.08 h / 20 °C 4.2: 1 h 5.1: hydrogenchloride / water View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
3-bromo-7-chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; for 1h; |
ethyl-7-Chloro-2-oxoheptanoate
ethyl 2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-(4-chlorobutyl)thiazole-4-carboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: bromine / tetrachloromethane / 1 h / 20 °C 2: N,N-dimethyl-formamide; ethanol / 6 h / 20 °C / Inert atmosphere View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
ethyl 2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)-5-(4-iodobutyl)thiazole-4-carboxylate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: bromine / tetrachloromethane / 1 h / 20 °C 2: N,N-dimethyl-formamide; ethanol / 6 h / 20 °C / Inert atmosphere 3: sodium iodide / acetonitrile / 5 h / 90 °C / Inert atmosphere View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: bromine / tetrachloromethane / 1 h / 20 °C 2.1: N,N-dimethyl-formamide; ethanol / 6 h / 20 °C / Inert atmosphere 3.1: sodium iodide / acetonitrile / 5 h / 90 °C / Inert atmosphere 4.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.5 h / 20 °C 4.2: 2 h / 20 °C View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
5-(4-(4-(1H-pyrazolo[3,4-d]pyrimidin-1-yl)phenoxy)butyl)-2-(8-(benzo[d]thiazol-2-ylcarbamoyl)-3,4-dihydroisoquinolin-2(1H)-yl)thiazole-4-carboxylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: bromine / tetrachloromethane / 1 h / 20 °C 2.1: N,N-dimethyl-formamide; ethanol / 6 h / 20 °C / Inert atmosphere 3.1: sodium iodide / acetonitrile / 5 h / 90 °C / Inert atmosphere 4.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.5 h / 20 °C 4.2: 2 h / 20 °C 5.1: sodium hydroxide / methanol; tetrahydrofuran; water / 5 h / 70 °C View Scheme |
ethyl-7-Chloro-2-oxoheptanoate
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