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
Cas:1474-78-8
Min.Order:1
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inquiryAs 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
Cas:1474-78-8
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Cas:1474-78-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:1474-78-8
Min.Order:1 Gram
FOB Price: $1.0 / 99.0
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
Cas:1474-78-8
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W
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Min.Order:1 Kilogram
FOB Price: $289.0 / 499.0
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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
Cas:1474-78-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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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Min.Order:0
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Type:Lab/Research institutions
inquiryMinimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
Cas:1474-78-8
Min.Order:10 Gram
Negotiable
Type:Trading Company
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
Cas:1474-78-8
Min.Order:1 Gram
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:1474-78-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirysuperior quality moderate price & quick delivery Appearance:Clear colorless to slightly yellow liquid Storage:Keep away of light,cool place Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used to make other chemica
Cas:1474-78-8
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung, LG, Merck, Thermo Fisher Scientific and so o
Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, intermediat
Cas:1474-78-8
Min.Order:1 Kilogram
FOB Price: $5.0 / 10.0
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in
Cas:1474-78-8
Min.Order:0 Metric Ton
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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:1474-78-8
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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
Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals.Appearance:A white or almost white crystallin
Cas:1474-78-8
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inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Cas:1474-78-8
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Type:Manufacturers
inquiryTAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
high 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
Cas:1474-78-8
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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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inquiryEthyl diethoxyphosphinylformate cas 1474-78-8Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:1474-78-8
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inquiryThe factory supplies Application:manufacturing supplies
Cas:1474-78-8
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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:any port in China
Cas:1474-78-8
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Type:Trading Company
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:any port in China
Cas:1474-78-8
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Best 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
chloroformic acid ethyl ester
triethyl phosphite
triethyl phosphonoformate
Conditions | Yield |
---|---|
91% |
dimethoxymethyl phosphonic acid dimethyl ester
triethyl phosphonoformate
Conditions | Yield |
---|---|
With N-Bromosuccinimide In benzene for 1h; Heating; argon atmosphere; | 80% |
diethyl(diethoxymethyl)phosphonate
triethyl phosphonoformate
Conditions | Yield |
---|---|
With N-Bromosuccinimide In benzene for 1h; Heating; | 80% |
With di-tert-butyl peroxide In chlorobenzene at 120℃; Rate constant; Mechanism; Product distribution; various solvents, various temperature; |
sodium diethyl phosphite
chloroformic acid ethyl ester
triethyl phosphonoformate
Conditions | Yield |
---|---|
With diethyl ether | |
With Petroleum ether |
ethanol
N,N'-Bis-(O,O-diaethyl-phosphonocarbonyl)-sulfonyldiamid
triethyl phosphonoformate
Conditions | Yield |
---|---|
for 13h; Heating; |
oxophosphonoacetic acid triethyl ester
triethyl phosphonoformate
Conditions | Yield |
---|---|
at 150℃; |
diethyl <(ethylenedioxy)methyl>phosphonate
triethyl phosphonoformate
Conditions | Yield |
---|---|
With di-tert-butyl peroxide In chlorobenzene at 120℃; Rate constant; Mechanism; Product distribution; various solvents, various temperature; |
triethyl phosphonoformate
3-nitro-benzaldehyde
(E)-ethyl 3-(3-nitrophenyl)acrylate
Conditions | Yield |
---|---|
With lithium hydroxide In tetrahydrofuran at 20℃; Horner-Wadsworth-Emmons Olefination; | 97% |
triethyl phosphonoformate
4-(2-nitrophenoxy)benzaldehyde
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With 1,8-diazabicyclo[5.4.0]undec-7-ene; lithium chloride In acetonitrile at 20℃; for 1h; Horner-Wadsworth-Emmons Olefination; Stage #2: 4-(2-nitrophenoxy)benzaldehyde In acetonitrile at 20℃; for 18h; Horner-Wadsworth-Emmons Olefination; | 94% |
tert-butyl N-{4-[2-(4-formylphenoxy)ethyl]phenyl}carbamate
triethyl phosphonoformate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With 1,8-diazabicyclo[5.4.0]undec-7-ene; lithium chloride In acetonitrile at 20℃; for 1h; Horner-Wadsworth-Emmons Olefination; Stage #2: tert-butyl N-{4-[2-(4-formylphenoxy)ethyl]phenyl}carbamate In acetonitrile at 20℃; for 18h; Horner-Wadsworth-Emmons Olefination; | 91% |
triethyl phosphonoformate
Conditions | Yield |
---|---|
With Lawessons reagent In toluene at 100℃; for 2h; | 90% |
triethyl phosphonoformate
4-(4-nitrophenoxy)benzaldehyde
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With 1,8-diazabicyclo[5.4.0]undec-7-ene; lithium chloride In acetonitrile at 20℃; for 1h; Horner-Wadsworth-Emmons Olefination; Stage #2: 4-(4-nitrophenoxy)benzaldehyde In acetonitrile at 20℃; for 18h; Horner-Wadsworth-Emmons Olefination; | 90% |
triethyl phosphonoformate
ethoxycarbonylphosphonic acid
Conditions | Yield |
---|---|
With trimethylsilyl bromide at 20℃; | 89% |
With trimethylsilyl bromide In tetrachloromethane at 0 - 20℃; | |
With trimethylsilyl bromide In tetrachloromethane at 20℃; for 16h; |
triethyl phosphonoformate
disodium Ethoxycarbonylphosphonate
Conditions | Yield |
---|---|
With trimethylsilyl bromide; Amberlite IRC 50 (Na+ form) for 3h; Ambient temperature; | 88% |
Conditions | Yield |
---|---|
Stage #1: C30H54O4S2Si2 With 2,4,6-trimethyl-pyridine; methyl iodide In water; acetone at 67℃; for 13h; Stage #2: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at -15 - 20℃; for 2h; Further stages.; | 85% |
triethyl phosphonoformate
cyclohexylamine
diethyl (cyclohexylamino)carbonylphosphonate
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 20h; | 80% |
triethyl phosphonoformate
A
triethyl phosphate
B
ethylphosphonic acid diethyl ester
Conditions | Yield |
---|---|
at 395℃; for 8h; | A 79% B 8% |
6,7-difluoro-1-trifluoromethyl-1,2,3,4-tetrahydro-4-oxoquinoline
triethyl phosphonoformate
ethyl 6,7-difluoro-1-trifluoromethyl-1,2,3,4-tetrahydro-4-oxo-3-quinolinecarboxylate
Conditions | Yield |
---|---|
Stage #1: 6,7-difluoro-1-trifluoromethyl-1,2,3,4-tetrahydro-4-oxoquinoline With sodium hydride In tetrahydrofuran at -78℃; Stage #2: triethyl phosphonoformate In tetrahydrofuran for 0.5h; Heating; | 78% |
triethyl phosphonoformate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With 1,8-diazabicyclo[5.4.0]undec-7-ene; lithium chloride In acetonitrile at 20℃; for 1h; Horner-Wadsworth-Emmons Olefination; Stage #2: 4-(m-nitrophenoxy)benzaldehyde In acetonitrile at 20℃; for 18h; Horner-Wadsworth-Emmons Olefination; | 77% |
triethyl phosphonoformate
sodium ethyl ethoxycarbonylphosphonate
Conditions | Yield |
---|---|
With sodium iodide In tetrahydrofuran for 120h; | 76% |
triethyl phosphonoformate
7-(3,3-Dimethyl-2,4-dioxo-cyclopentyl)-hept-5-ynoic acid ethyl ester
5-(6-Ethoxycarbonyl-hex-2-ynyl)-3,3-dimethyl-2,4-dioxo-cyclopentanecarboxylic acid ethyl ester
Conditions | Yield |
---|---|
With sodium hydride In dibutyl ether at 50 - 60℃; | 70% |
triethyl phosphonoformate
3'-azido-2',3'-deoxythymidine
Conditions | Yield |
---|---|
68% |
Conditions | Yield |
---|---|
65% |
triethyl phosphonoformate
para-methylacetophenone
ethyl (E)-3-p-tolylbut-2-enoate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: para-methylacetophenone In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 61% |
triethyl phosphonoformate
2-Methylacetophenone
(E)-ethyl 3-(2-methylphenyl)-but-2-enoate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: 2-Methylacetophenone In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 59% |
triethyl phosphonoformate
para-chloroacetophenone
ethyl (E)-3-(4-chlorophenyl)-2-butenoate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: para-chloroacetophenone In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 57% |
triethyl phosphonoformate
5-(tert-butyl-diphenyl-silanyloxymethyl)-5-formyl-benzoic acid
Conditions | Yield |
---|---|
With sodium hydride In DMF (N,N-dimethyl-formamide) at 0 - 23℃; | 51% |
3,3-dimethyl-butan-2-one
triethyl phosphonoformate
(E)-3,4,4-trimethyl-1-pent-2-enoic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: 3,3-dimethyl-butan-2-one In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 47% |
Conditions | Yield |
---|---|
at 20℃; for 2h; Substitution; | 36% |
triethyl phosphonoformate
1-(4-methoxyphenyl)ethanone
(E)-ethyl 3-(4-methoxyphenyl)but-2-enoate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: 1-(4-methoxyphenyl)ethanone In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 35% |
triethyl phosphonoformate
2,2-dimethylpropiophenone
(Z)-ethyl 4,4-dimethyl-3-phenylpent-2-enoate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: 2,2-dimethylpropiophenone In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 29% |
triethyl phosphonoformate
Cyclohexyl phenyl ketone
ethyl (2E)-3-cyclohexyl-3-phenyl prop-2-enoate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: Cyclohexyl phenyl ketone In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 29% |
triethyl phosphonoformate
4-methyl-2-pentanone
(2E)-ethyl 3,5-dimethyl-2-hexenoate
Conditions | Yield |
---|---|
Stage #1: triethyl phosphonoformate With sodium hydride In tetrahydrofuran at 0℃; for 1.25h; Inert atmosphere; Stage #2: 4-methyl-2-pentanone In tetrahydrofuran for 20h; Inert atmosphere; Reflux; | 20% |
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