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
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inquiry4-(4-Hydroxybutyl)benzoic acid Methyl ester CAS:123910-88-3 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
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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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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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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
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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
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inquiryTianfu Chemical, built in 2009, is a professional supplier for API materials in China. With 10 years development, we have bulit our own factory and lab to produce a certain of products. And we have established stable business relationships with ma
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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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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquiryFactory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
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inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryChangzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa
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inquiryTodachem specialize in exporting chemicals for 10 years, we manufacture and distribute high quality pharmaceutical APIs, intermediates, special chemicals, active molecule and other fine chemicals. We have our research laboratory and more than 100 n
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inquiry4-(4-hydroxy-1-butynyl)benzoic acid methyl ester
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In ethanol under 2585.7 Torr; for 12h; | 100% |
With hydrogen; palladium on activated charcoal In methanol under 2327.17 - 2585.74 Torr; for 12h; | 100% |
With palladium 10% on activated carbon; hydrogen In dichloromethane at 30℃; under 37503.8 Torr; Flow reactor; | 98% |
4-(4-carbomethoxyphenyl)butanal
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
With magnesium(II) perchlorate In methanol; acetonitrile at 20℃; for 3h; | 92% |
4-methoxycarbonylphenyl bromide
copper(I) iodide
1-butyn-4-ol
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
With triphenylphosphine; palladium(II) chloride In water; diethylamine | 75.8% |
methanol
oxalyl dichloride
butyric acid 4-phenylbutyl ester
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Stage #1: oxalyl dichloride; butyric acid 4-phenylbutyl ester With aluminum (III) chloride In dichloromethane at 0℃; for 4h; Stage #2: methanol for 48h; | 31% |
Stage #1: oxalyl dichloride; aluminum (III) chloride In dichloromethane at 0℃; for 0.0833333h; Stage #2: butyric acid 4-phenylbutyl ester In dichloromethane at 0℃; for 4h; Stage #3: methanol for 48h; pH=2; | 31% |
oxalyl dichloride
butyric acid 4-phenylbutyl ester
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Stage #1: oxalyl dichloride With aluminum (III) chloride In dichloromethane at 0℃; for 0.0833333h; Stage #2: butyric acid 4-phenylbutyl ester In dichloromethane at 0℃; for 4h; | 31% |
methyl 4-pent-4-enylbenzoate
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
With sodium tetrahydroborate; ozone 1.) MeOH, CH2Cl2, -78 deg C, 2.) MeOH, CH2Cl2, from -78 deg C to RT, overnight; Multistep reaction; |
4-methoxycarbonylphenyl bromide
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 80 percent / diethylamine; triphenylphosphine; copper(I) iodide / palladium chloride / 20 °C 2: 100 percent / H2 / Pd/C / methanol / 12 h / 2327.17 - 2585.74 Torr View Scheme | |
Multi-step reaction with 2 steps 1: 75.8 percent / triphenylphosphine, diethylamine, copper(I) iodide / palladium chloride / 18 h / Ambient temperature 2: 2.60 g / H2 / 5percent palladium-on-charcoal / ethanol / 12 h / 2585.7 Torr View Scheme | |
Multi-step reaction with 2 steps 1: 76 percent / palladium chloride, triphenylphosphine, copper(I) iodide, diethylamine / 18 h / Ambient temperature 2: 100 percent / hydrogen / 5percent Pd/C / ethanol / 12 h / 2585.7 Torr View Scheme |
4-methoxycarbonylphenyl bromide
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) Mg, ZnBr2, 2.) (PPh3)4Pd / 1.) THF, 56 deg C, 18 h, 2.) THF, RT, 24 h 2: 1.) O3, 2.) NaBH4 / 1.) MeOH, CH2Cl2, -78 deg C, 2.) MeOH, CH2Cl2, from -78 deg C to RT, overnight View Scheme |
4-(4-hydroxy-1-butynyl)benzoic acid methyl ester
A
methyl 4-(4-hydroxybut-1-yl)benzoate
B
4-(4-carbomethoxyphenyl)butanal
Conditions | Yield |
---|---|
With hydrogen; palladium In ethanol | A n/a B 3.20 g (97%) |
4-phenyl-butan-1-ol
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: dichloromethane / 36 h 2.1: aluminum (III) chloride / dichloromethane / 0.08 h / 0 °C 2.2: 4 h / 0 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
4-(4-hydroxymethylphenyl)butan-1-ol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran at 20℃; for 6h; | 98% |
With lithium aluminium tetrahydride In tetrahydrofuran at 20℃; for 6h; | 98% |
methyl 4-(4-hydroxybut-1-yl)benzoate
4-(4-carbomethoxyphenyl)butanal
Conditions | Yield |
---|---|
With sodium acetate; pyridinium chlorochromate In dichloromethane at 20℃; for 3h; | 90% |
With sodium acetate; pyridinium chlorochromate In dichloromethane at 20℃; for 5h; | 67% |
With sodium acetate; pyridinium chlorochromate In dichloromethane for 12h; Ambient temperature; | 60% |
(benzyloxy)carbamic acid 1,1-dimethylethyl ester
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran; toluene at 0 - 23℃; Mitsunobu Displacement; | 89% |
methyl 4-(4-hydroxybut-1-yl)benzoate
tert-butyldimethylsilyl chloride
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 2h; | 77% |
With 1H-imidazole In DMF (N,N-dimethyl-formamide) at 20℃; for 2h; | 77% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 2h; | 75% |
With 1H-imidazole In DMF (N,N-dimethyl-formamide) at 100℃; for 2h; | 75% |
With 1H-imidazole In N,N-dimethyl-formamide for 2h; | 75% |
phthalimide
methyl 4-(4-hydroxybut-1-yl)benzoate
methyl 4-[4-(1,3-dioxoisoindolin-2-yl)butyl]benzoate
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 22℃; for 3.25h; | 71.8% |
methyl 4-(4-hydroxybut-1-yl)benzoate
A
4-(4-carbomethoxyphenyl)butanal
B
4-(4-(methoxycarbonyl)phenyl)butanoic acid
Conditions | Yield |
---|---|
With sodium acetate; pyridinium chlorochromate In dichloromethane for 12h; Inert atmosphere; | A 68% B n/a |
methyl 4-(4-hydroxybut-1-yl)benzoate
4-(4-(methoxycarbonyl)phenyl)butanoic acid
Conditions | Yield |
---|---|
With chromium(VI) oxide; sulfuric acid In acetone at 0 - 20℃; | 63% |
Multi-step reaction with 2 steps 1: pyridinium chlorochromate; sodium acetate / dichloromethane / 12 h / Inert atmosphere 2: sodium chlorite; sodium dihydrogen phosphate monohydrate; dihydrogen peroxide / acetonitrile; water / 2 h / 0 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
methanesulfonyl chloride
methyl 4-<(4-methylsulfonyloxy)butyl>benzoate
Conditions | Yield |
---|---|
With triethylamine In diethyl ether at 0 - 20℃; for 4h; Yield given; | |
With pyridine In tetrahydrofuran at 20℃; |
methyl 4-(4-hydroxybut-1-yl)benzoate
acetic anhydride
methyl 4-(4-acetoxybutyl)benzoate
Conditions | Yield |
---|---|
With pyridine for 24h; Ambient temperature; |
methyl 4-(4-hydroxybut-1-yl)benzoate
methyl 4-(4-acetoxybutyl)benzoate
Conditions | Yield |
---|---|
With acetic anhydride In pyridine; ethyl acetate |
methyl 4-(4-hydroxybut-1-yl)benzoate
4-(4-Hydroxymethylphenyl)butyl amine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: pyridine / tetrahydrofuran / 20 °C 2: sodium azide / dimethylformamide / 20 °C 3: 53 percent / Ph3P; H2O / tetrahydrofuran / 20 °C 4: 64 percent / lithium aluminum hydride / tetrahydrofuran View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: pyridine / tetrahydrofuran / 20 °C 2: sodium azide / dimethylformamide / 20 °C 3: 53 percent / Ph3P; H2O / tetrahydrofuran / 20 °C 4: 64 percent / lithium aluminum hydride / tetrahydrofuran 5: diisopropylethylamine / 65 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: pyridine / tetrahydrofuran / 20 °C 2: sodium azide / dimethylformamide / 20 °C 3: 53 percent / Ph3P; H2O / tetrahydrofuran / 20 °C 4: diisopropylethylamine / 65 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
methyl 4-(4-aminobutyl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: pyridine / tetrahydrofuran / 20 °C 2: sodium azide / dimethylformamide / 20 °C 3: 53 percent / Ph3P; H2O / tetrahydrofuran / 20 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
methyl 4-(4-azidobutyl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine / tetrahydrofuran / 20 °C 2: sodium azide / dimethylformamide / 20 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
4-(4'-carbomethoxyphenyl)butyric acid chloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 63 percent / aq. CrO3; sulfuric acid / acetone / 0 - 20 °C 2: oxalyl chloride / CH2Cl2 / 1 h / Heating View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 63 percent / aq. CrO3; sulfuric acid / acetone / 0 - 20 °C 2: oxalyl chloride / CH2Cl2 / 1 h / Heating 3: diethyl ether / 1.17 h / cooling View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
chloromethyl 3-(4'-carbomethoxyphenyl)propyl ketone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 63 percent / aq. CrO3; sulfuric acid / acetone / 0 - 20 °C 2: oxalyl chloride / CH2Cl2 / 1 h / Heating 3: diethyl ether / 1.17 h / cooling 4: 2 g / aq. HCl / diethyl ether / 1.5 h / Heating View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 63 percent / aq. CrO3; sulfuric acid / acetone / 0 - 20 °C 2: oxalyl chloride / CH2Cl2 / 1 h / Heating 3: diethyl ether / 1.17 h / cooling 4: 2 g / aq. HCl / diethyl ether / 1.5 h / Heating 5: 40 percent / dimethylformamide / 72 h / 40 - 50 °C 6: aq. NaOH / methanol; dimethylsulfoxide / 5 h / 40 - 50 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
methyl 4-[3-(2-amino-3,4-dihydro-4-oxo-7H-pyrrolo[2,3-d]pyrimidin-6-yl)propyl]benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 63 percent / aq. CrO3; sulfuric acid / acetone / 0 - 20 °C 2: oxalyl chloride / CH2Cl2 / 1 h / Heating 3: diethyl ether / 1.17 h / cooling 4: 2 g / aq. HCl / diethyl ether / 1.5 h / Heating 5: 40 percent / dimethylformamide / 72 h / 40 - 50 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
methyl 4-[3-(2,4-diaminofuro[2,3-d]pyrimidin-5-yl)propyl]benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 63 percent / aq. CrO3; sulfuric acid / acetone / 0 - 20 °C 2: oxalyl chloride / CH2Cl2 / 1 h / Heating 3: diethyl ether / 1.17 h / cooling 4: 2 g / aq. HCl / diethyl ether / 1.5 h / Heating 5: 40 percent / dimethylformamide / 72 h / 40 - 50 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 63 percent / aq. CrO3; sulfuric acid / acetone / 0 - 20 °C 2: oxalyl chloride / CH2Cl2 / 1 h / Heating 3: diethyl ether / 1.17 h / cooling 4: 2 g / aq. HCl / diethyl ether / 1.5 h / Heating 5: 40 percent / dimethylformamide / 72 h / 40 - 50 °C 6: aq. NaOH / methanol; dimethylsulfoxide / 5 h / 40 - 50 °C View Scheme |
methyl 4-(4-hydroxybut-1-yl)benzoate
4-<2-(2,4-diamino-7H-pyrrolo<2,3-d>pyrimidin-5-yl)propyl>benzoic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 90 percent / pyridinium chlorochromate; sodium acetate / CH2Cl2 / 3 h / 20 °C 2.1: 61 percent / aq. NaOH / ethanol / 48 h / 38 °C 3.1: 96 percent / CH3SO2Cl; Et3N / CH2Cl2 / 0 - 20 °C 4.1: 91 percent / H2O; ethyl acetate / 24 h / 50 °C 5.1: aq. NaOH / 2 h / 20 °C 5.2: aq. H2SO4 / 3 h / 0 °C 5.3: 50.7 percent / aq. NaOH / 1 h / 20 °C / pH 7 View Scheme |
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