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inquiryHangzhou Fanda Chemical Co.,Ltd (FandaChem) , a China-based chemical company, specialize in exporting Difluoroacetaldehyde Ethyl Hemiacetal CAS:148992-43-2 ;Please contact us by email freely. We are leading exporter in China. If yo
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inquiryHunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
Lower 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
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
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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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inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white crystalline powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use
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inquiryBest Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
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Best quality & Attractive price & Professional service; Trial & Pilot & CommercialHenan Fine Chemicals Co., LTD. is a diversified technology - oriented integrated company, which mainly concentrates on fine chemicals. Our company is committed to becom
FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the 1-Ethoxy-2,2-difluoroethanol, CAS:148992-43-2 with the most competitive price and the
high quality;competitive price Storage:keep sealed and keep from direct light Package:Sample: 50g/ bottle 100g/ bottle 1000g/ bottle bulk: 25kg/drum 50kg/drum 539kg/drum Application:Scientific research Transportation:For small batches, they will
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inquiryFactory price in stock Package:25kg/drum Application:Chemical raw materials, pharmaceutical intermediates etc. Transportation:sea transportation Port:SHANGHAI
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inquiryhigh purity Application:Drug intermediates Materials intermediates and active molecules
ethyl difluoroacetate
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran; diethyl ether at -78℃; for 2.75h; | 100% |
With lithium aluminium tetrahydride In tetrahydrofuran; diethyl ether at -78℃; for 3h; | 60% |
With lithium aluminium tetrahydride In tetrahydrofuran; diethyl ether at -78℃; for 3h; Reagent/catalyst; Solvent; | 60% |
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride 1.) Et2O, THF, -78 deg C, 3 h, 2.) Et2O, THF, rt, 2 h; |
ethyl difluoroacetate
A
difluoroethanol
B
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With sodium tetrahydroborate; cerium(III) chloride In methanol; water at -15℃; for 1h; Title compound not separated from byproducts; | |
With ruthenium(bis[2‐(ethylsulfanyl)ethyl]amine)(dichloro)(triphenylphosphine); hydrogen; sodium ethanolate In ethanol at 25℃; under 22502.3 Torr; for 4h; Reagent/catalyst; Solvent; Temperature; Pressure; |
difluoroacetic acid methyl ester
acetic acid
A
difluoroacetaldehyde methyl hemiacetal
D
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
Stage #1: difluoroacetic acid methyl ester With [carbonylchlorohydrido{bis[2-(diphenylphosphinomethyl)ethyl]amino}ethylamino] ruthenium(II); hydrogen; sodium methylate In methanol at 15℃; under 7500.75 Torr; for 8h; Large scale; Stage #2: acetic acid In methanol at 66℃; under 15.7516 Torr; Reagent/catalyst; Solvent; Pressure; Temperature; Large scale; |
ethyl difluoroacetate
A
difluoroethanol
B
difluoroacetaldehyde methyl hemiacetal
C
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With [carbonylchlorohydrido{bis[2-(diphenylphosphinomethyl)ethyl]amino}ethylamino] ruthenium(II); hydrogen; sodium methylate In methanol at 15℃; under 7500.75 Torr; for 8.16667h; Pressure; |
para-xylene
1-ethoxy-2,2-difluoroethanol
1,1-difluoro-2,2-bis(2',5'-dimethylphenyl)ethane
Conditions | Yield |
---|---|
With boron trifluoride monohydrate In water at 0℃; for 0.5h; Friedel Crafts hydroxyalkylation; | 98% |
2-nitropropane
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In tetrahydrofuran | 96% |
With potassium carbonate In tetrahydrofuran Ambient temperature; | 82% |
3-(tertbutyldimethylsiloxyl)propylamine
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
In benzene for 18h; Dean-Stark; Reflux; | 94% |
Glycine tert-butyl ester
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
In benzene for 18h; Dean-Stark; Reflux; | 93% |
Conditions | Yield |
---|---|
at 50℃; for 24h; Sealed tube; Acidic conditions; | 93% |
nitroacetic acid ethyl ester
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran Ambient temperature; | 92% |
With 2,8,9-(i-Pr)3-2,5,8,9-tetraza-1-phosphabicyclo[3,3,3]undecen In tetrahydrofuran |
4-methoxy-aniline
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
In toluene at 100℃; for 3h; | 91% |
methyl 2-acetylamino-2-(dimethoxyphosphinyl)acetate
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With potassium tert-butylate In dichloromethane | 91% |
methyl 4-nitrobutyrate
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran Ambient temperature; | 90% |
para-difluorobenzene
1-ethoxy-2,2-difluoroethanol
1,1-difluoro-2,2-bis(2',5'-difluorophenyl)ethane
Conditions | Yield |
---|---|
With boron trifluoride monohydrate In water at 20℃; for 5h; Friedel Crafts hydroxyalkylation; | 90% |
Conditions | Yield |
---|---|
at 50℃; for 24h; Sealed tube; Acidic conditions; | 90% |
1-(benzo[d][1,3]dioxol-5-yl)allyl acetate
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With C49H36Cl2IrN2O6P2; potassium carbonate In tetrahydrofuran; ethanol; isopropyl alcohol at 100℃; for 24h; Inert atmosphere; Sealed tube; Molecular sieve; enantioselective reaction; | 89% |
Conditions | Yield |
---|---|
at 50℃; for 24h; Sealed tube; Acidic conditions; | 89% |
N-(benzyloxycarbonyl)phosphonoglycine trimethyl ester
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
Stage #1: N-(benzyloxycarbonyl)phosphonoglycine trimethyl ester With potassium tert-butylate In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere; Stage #2: 1-ethoxy-2,2-difluoroethanol In tetrahydrofuran at 20℃; for 18h; Inert atmosphere; | 87% |
(R)-1-phenyl-ethyl-amine
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
In toluene at 100℃; for 3h; | 86% |
1-trifluoromethoxybenzene
1-ethoxy-2,2-difluoroethanol
1,1-difluoro-2,2-bis[p-(trifluoromethoxy)benzene]ethane
Conditions | Yield |
---|---|
With boron trifluoride monohydrate In water at 0℃; for 1h; Friedel Crafts hydroxyalkylation; | 86% |
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With C49H36Cl2IrN2O6P2; potassium carbonate In tetrahydrofuran; ethanol; isopropyl alcohol at 100℃; for 24h; Inert atmosphere; Sealed tube; Molecular sieve; enantioselective reaction; | 86% |
Conditions | Yield |
---|---|
In toluene at 0 - 100℃; for 2h; | 85% |
4'-Methoxy-acetophenon-cyclohexylimin
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
In hexane Heating; | 84% |
N-benzyl hydroxylalmine
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 0.1h; Dean-Stark; Reflux; | 84% |
With toluene-4-sulfonic acid In toluene for 0.5h; Reflux; Dean-Stark; |
1-acetoxy-1-(4-bromophenyl)-2-propylene
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With C49H36Cl2IrN2O6P2; potassium carbonate In tetrahydrofuran; ethanol; isopropyl alcohol at 100℃; for 24h; Inert atmosphere; Sealed tube; Molecular sieve; enantioselective reaction; | 84% |
Conditions | Yield |
---|---|
With 2,8,9-(i-Pr)3-2,5,8,9-tetraza-1-phosphabicyclo[3.3.3]undecen In tetrahydrofuran | 83% |
With potassium carbonate In tetrahydrofuran Ambient temperature; | 68% |
ethyl 3-nitropropanoate
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran Ambient temperature; | 82% |
1-ethoxy-2,2-difluoroethanol
3-acetoxy-3-(4-(trifluoromethyl)phenyl)-1-propene
Conditions | Yield |
---|---|
With C49H36Cl2IrN2O6P2; potassium carbonate In tetrahydrofuran; ethanol; isopropyl alcohol at 100℃; for 24h; Inert atmosphere; Sealed tube; Molecular sieve; enantioselective reaction; | 82% |
1'-acetoxyestragole
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With C49H36Cl2IrN2O6P2; potassium carbonate In tetrahydrofuran; ethanol; isopropyl alcohol at 100℃; for 24h; Inert atmosphere; Sealed tube; Molecular sieve; enantioselective reaction; | 82% |
N-((1S)-1-phenylethyl)hydroxylamine
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 0.5h; Reflux; Dean-Stark; | 80% |
1-phenyl-2-propenyl acetate
1-ethoxy-2,2-difluoroethanol
Conditions | Yield |
---|---|
With C49H36Cl2IrN2O6P2; potassium carbonate In tetrahydrofuran; ethanol; isopropyl alcohol at 100℃; for 24h; Inert atmosphere; Sealed tube; Molecular sieve; enantioselective reaction; | 80% |
Conditions | Yield |
---|---|
With 2,8,9-(i-Pr)3-2,5,8,9-tetraza-1-phosphabicyclo[3,3,3]undecen In tetrahydrofuran | 79% |
With potassium carbonate In tetrahydrofuran for 3h; Ambient temperature; | 65% |
With sodium carbonate | |
With sodium carbonate at 20 - 60℃; | |
With sodium carbonate at 20 - 60℃; |
1-ethoxy-2,2-difluoroethanol
benzylamine
N-(2,2-difluoroethylidene)benzylamine
Conditions | Yield |
---|---|
In toluene at 100℃; for 1h; | 78% |
In toluene Reflux; | |
With toluene-4-sulfonic acid In toluene Reflux; Dean-Stark; |
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