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 according to the contract research and development services for the fine c
Cas:95-92-1
Min.Order:1 Kilogram
FOB Price: $12.0 / 13.0
Type:Lab/Research institutions
inquiryItems Standard Result Appearance Colorless, transparent liquid Complies Assay 99%min
Cas:95-92-1
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Trading Company
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:95-92-1
Min.Order:1 Kilogram
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inquiryProduct description: Product name Diethyl oxalate CAS number 95-92-1 Assay ≥99% Appearance Colorless oily liquid Capacity 2000mt/year Application Pharmaceutical intermediate
Cas:95-92-1
Min.Order:10 Gram
FOB Price: $12.0
Type:Lab/Research institutions
inquiryDiethyl oxalate Product Name: Diethyl oxalate Molecular Weight: 146.14 CAS NO: 95-92-1 EC NO: 202-464-1 Molecular Formula: C6H10O4
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
Hebei yanxi chemical co., LTD is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carb
Cas:95-92-1
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Trading Company
inquiryOur main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
TIANFUCHEM--95-92-1--Diethyl oxalate factory price Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business relation
Cas:95-92-1
Min.Order:1 Metric Ton
FOB Price: $2000.0
Type:Lab/Research institutions
inquiryProduct Name Diethyl oxalate Synonyms Diethyl oxalate;Ethanedioic acid diethyl ester CAS: 95-92-1 MF: C6H10O4 MW: EINECS:
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
Diethyl Oxalate CAS:95-92-1 Specification Items Standard Result Appearance Colorless, transparent liquid Complies Assay 99%min 99.15%
Cas:95-92-1
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:95-92-1
Min.Order:0 Metric Ton
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
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:95-92-1
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquirymoderate price & quick delivery Appearance:colourless liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used as a solvent and fiber ester
Product 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,
We supply good quality Diethyl oxalate CAS# 95-92-1 at competitive price. Our Diethyl oxalate has been exported to many countries and regions. If you are looking for Diethyl oxalate suppliers in China, Sinosun is your best choice. Pls contact wi
HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing & distribution, thinkchem specializes in exp
Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
high 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
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
stable supply&competitive price Storage:Available Package:25KG Or as client requirement Application:Important pharm intermediate Transportation:By air or By sea
high 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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:95-92-1
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
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
Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
Conditions | Yield |
---|---|
With enriched hydroxylated graphene oxide In benzene at 120 - 140℃; | 99.3% |
With sulfuric acid for 1h; Reflux; | 93% |
With Fe(SO4)3 * xH2O In toluene for 1.2h; Heating; | 90% |
Conditions | Yield |
---|---|
With sodium methylate | 95% |
Conditions | Yield |
---|---|
With sodium methylate | 95% |
Conditions | Yield |
---|---|
With aluminum (III) chloride; Oxone In water at 20℃; for 0.166667h; | 95% |
Conditions | Yield |
---|---|
87% |
Conditions | Yield |
---|---|
With hydrogenchloride |
ethanol
dichloro-(2-chloro-ethoxy)-acetyl chloride
A
chloroethane
B
1,2-dichloro-ethane
C
oxalic acid diethyl ester
Conditions | Yield |
---|---|
zuletzt in der Siedehitze; reagiert analog mit Methanol und Isopropylalkohol; |
ethanol
bis(trichloromethyl) oxalate
A
chloroformic acid ethyl ester
B
oxalic acid diethyl ester
ethanol
phenol; compound with oxalic acid
A
oxalic acid diethyl ester
B
phenol
Conditions | Yield |
---|---|
im Einschlussrohr; | |
beim Aufbewahren; |
oxalic acid monoethyl ester
A
methylammonium carbonate
B
oxalic acid diethyl ester
C
formic acid ethyl ester
Conditions | Yield |
---|---|
bei der Destillation unter gewoehnlichem Druck; |
B
oxalic acid diethyl ester
Conditions | Yield |
---|---|
beim Erhitzen ueber den Schmelzpunkt; |
3-ethoxyoxalylamino-benzoic acid
A
3,3'-oxalyldiamino-di-benzoic acid
B
oxalic acid diethyl ester
Conditions | Yield |
---|---|
at 225℃; |
5-acetoxy-6-ethoxyoxalyloxy-2-methyl-benzofuran-3-carboxylic acid ethyl ester
A
ethyl 5,6-dihydroxy-2-methyl-1-benzofuran-3-carboxylate
B
oxalic acid diethyl ester
Conditions | Yield |
---|---|
With hydrogenchloride; ethanol |
Conditions | Yield |
---|---|
beim Gluehen; |
ethanol
oxalic acid
A
oxalic acid monoethyl ester
B
oxalic acid diethyl ester
Conditions | Yield |
---|---|
at 40 - 50℃; bei mehrwoechigem Stehen der gesaettigen Loesung; | |
With 20 molpercent molybdenum oxide nanoparticle supported on mesoporous silica at 75℃; for 8h; Time; |
ethanol
oxalic acid
A
oxalic acid diethyl ester
B
formic acid ethyl ester
Conditions | Yield |
---|---|
durch Erhitzen; Nebenprod.2:Kohlensaeurediaethylester; |
oxalic acid
chloroacetaldehyde diethyl acetal
A
2-chloroethanal
B
oxalic acid diethyl ester
Conditions | Yield |
---|---|
at 100 - 150℃; |
para-chloroacetophenone
oxalic acid diethyl ester
ethyl 4-chlorobenzoylpyruvate
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran for 1h; Claisen Condensation; Reflux; | 100% |
With sodium In ethanol for 16h; Cooling with ice; | 97% |
With sodium ethanolate In toluene at 50 - 60℃; for 4h; | 90% |
3-methyl-butan-2-one
oxalic acid diethyl ester
ethyl 2,4-dioxo-5-methylhexanoate
Conditions | Yield |
---|---|
With sodium In ethanol at 0 - 80℃; for 2h; | 100% |
Stage #1: 3-methyl-butan-2-one; oxalic acid diethyl ester With sodium In ethanol at 0 - 80℃; for 1.75h; Stage #2: With sulfuric acid In ethanol; water at 15 - 25℃; pH=2; | 90% |
With sodium In ethanol at 20 - 80℃; for 76.25h; Reflux; Inert atmosphere; | 89.7% |
biphenyl-4-acetaldehyde
oxalic acid diethyl ester
ethyl 3-(4-phenylbenzoyl)-2-ketopropionate
Conditions | Yield |
---|---|
Stage #1: biphenyl-4-acetaldehyde With lithium hexamethyldisilazane In tetrahydrofuran; dichloromethane at -78℃; for 0.75h; Stage #2: oxalic acid diethyl ester In tetrahydrofuran; dichloromethane at 0 - 20℃; for 16h; Stage #3: With water; ammonium chloride In tetrahydrofuran; dichloromethane | 100% |
With sodium ethanolate In benzene for 4.5h; Ambient temperature; | 70% |
With sodium | |
Stage #1: oxalic acid diethyl ester With sodium ethanolate In toluene for 0.166667h; Cooling with ice; Stage #2: biphenyl-4-acetaldehyde In toluene for 4h; Cooling with ice; | |
With sodium In diethyl ether at 20 - 40℃; |
oxalic acid diethyl ester
2-amino-2-hydroxymethyl-1,3-propanediol
N,N'-bis[tris(hydroxymethyl)methyl]ethanediamide
Conditions | Yield |
---|---|
at 140℃; for 1h; | 100% |
In ethylene glycol at 100 - 105℃; for 6h; Conversion of starting material; | 92% |
oxalic acid diethyl ester
1-(4-methoxyphenyl)ethanone
ethyl 3-(4-methoxybenzoyl)pyruvate
Conditions | Yield |
---|---|
Stage #1: 1-(4-methoxyphenyl)ethanone With sodium In ethanol at 20℃; for 0.5h; Stage #2: oxalic acid diethyl ester at 20 - 80℃; for 3h; | 100% |
With sodium hydride In N,N-dimethyl-formamide at 0 - 100℃; | 100% |
Stage #1: oxalic acid diethyl ester With sodium methylate In diethyl ether at 20℃; Inert atmosphere; Stage #2: 1-(4-methoxyphenyl)ethanone In diethyl ether at 20℃; for 12h; | 92% |
oxalic acid diethyl ester
naphthalene-1,8-diamine
ethyl 1H-perimidine-2-carboxylate
Conditions | Yield |
---|---|
at 135 - 140℃; for 1.5h; | 100% |
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol at 0 - 20℃; for 20h; Condensation; | 100% |
Stage #1: acetophenone; oxalic acid diethyl ester With sodium hydride In N,N-dimethyl-formamide at 20 - 50℃; for 0.833333h; Stage #2: With hydrogenchloride In water | 100% |
With sodium hydride In tetrahydrofuran for 1h; Claisen Condensation; Reflux; | 100% |
2-Acetylthiophene
oxalic acid diethyl ester
ethyl 2,4-dioxo-4-(thiophen-2-yl)butanoate
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol at 0 - 20℃; for 20h; Condensation; | 100% |
With sodium methylate for 0.333333h; | 82% |
With sodium methylate for 0.333333h; Heating; | 82% |
2,3-dihydro-4H-[1]benzothiopyran-4-one
oxalic acid diethyl ester
3-ethoxalyl-2,3-dihydro-1-benzothiopyran-4-one
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol at 40℃; for 2h; | 100% |
With sodium In ethanol Claisen Condensation; |
Conditions | Yield |
---|---|
With lithium hexamethyldisilazane In diethyl ether at -78 - 20℃; | 100% |
Stage #1: para-chloroacetophenone With lithium hexamethyldisilazane In tetrahydrofuran; tert-butyl methyl ether at -75 - -70℃; for 1h; Stage #2: oxalic acid diethyl ester at -70 - 20℃; for 19h; | 94% |
Stage #1: para-chloroacetophenone With lithium hexamethyldisilazane In tetrahydrofuran; diethyl ether at -78℃; for 0.666667h; Stage #2: oxalic acid diethyl ester In tetrahydrofuran; diethyl ether at -78 - 20℃; | 92% |
With lithium hexamethyldisilazane 1.) ether, -78 deg C, 30 min, 2.) room temperature, 2 h; Yield given. Multistep reaction; |
1-(benzyloxy)-3-methyl-2-nitrobenzene
oxalic acid diethyl ester
ethyl 3-(3-benzyloxy-2-nitrophenyl)-pyruvate, potassium salt
Conditions | Yield |
---|---|
With potassium ethoxide In diethyl ether for 20h; Heating; | 100% |
With potassium tert-butylate In tetrahydrofuran; tert-butyl methyl ether at 20℃; Heating / reflux; | 74% |
With potassium tert-butylate In tetrahydrofuran; diethyl ether at 20℃; Heating / reflux; |
n-hexylmagnesium bromide
oxalic acid diethyl ester
ethyl 2-oxooctanoate
Conditions | Yield |
---|---|
Stage #1: n-hexylmagnesium bromide; oxalic acid diethyl ester In tetrahydrofuran; diethyl ether at -58 - 0℃; for 0.5h; Stage #2: With sulfuric acid; water In tetrahydrofuran; diethyl ether | 100% |
In tetrahydrofuran; diethyl ether at -60℃; | 88% |
In tetrahydrofuran at -10℃; for 1h; | 43% |
In diethyl ether at -78℃; for 1.66667h; Inert atmosphere; | |
In tetrahydrofuran at -78 - 20℃; for 1h; Inert atmosphere; |
isopropenylmagnesium bromide
oxalic acid diethyl ester
ethyl 3-methyl-2-oxobut-3-enoate
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at -70℃; for 0.333333h; | 100% |
In tetrahydrofuran; diethyl ether at -60℃; | 87% |
In tetrahydrofuran; diethyl ether at -78℃; for 1.83333h; Inert atmosphere; | 80% |
In tetrahydrofuran; diethyl ether at -80℃; | 3.75 g |
In tetrahydrofuran; diethyl ether at -78℃; |
2-amino-4,5-difluoroaniline
oxalic acid diethyl ester
6,7-difluoro-1,4-dihydro-2,3-quinoxalinedione
Conditions | Yield |
---|---|
for 16h; Heating; | 100% |
oxalic acid diethyl ester
(S)-1-Pyrrolidin-2-yl-methanol
1,2-Bis-((S)-2-hydroxymethyl-pyrrolidin-1-yl)-ethane-1,2-dione
Conditions | Yield |
---|---|
0 degC-room temp, 2 h, room temp; | 100% |
4'-chloropropiophenone
oxalic acid diethyl ester
4-(4-chlorophenyl)-3-methyl-2,4-dioxobutyric acid ethyl ester
Conditions | Yield |
---|---|
With sodium In ethanol at 20℃; for 18h; Claisen Condensation; | 100% |
With lithium tert-butoxide In tetrahydrofuran at 0 - 20℃; for 4h; Claisen Condensation; Inert atmosphere; | 82% |
Stage #1: oxalic acid diethyl ester With sodium ethanolate In ethanol at 20℃; for 0.166667h; Inert atmosphere; Stage #2: 4'-chloropropiophenone In ethanol at 20℃; for 24h; | 76.9% |
oxalic acid diethyl ester
[5-(4-amino-2,6-dimethyl-phenoxy)-2-hydroxy-phenyl]-(4-fluoro-phenyl)-methanone
ethyl N-<4-<3-(4-fluorobenzoyl)-4-hydroxyphenoxy>-3,5-dimethylphenyl>oxamate
Conditions | Yield |
---|---|
at 100℃; for 1h; | 100% |
In n-heptane |
1-amino-3-(dimethylamino)propane
oxalic acid diethyl ester
N,N'-bis(3-dimethylaminopropyl)oxalamide
Conditions | Yield |
---|---|
In ethanol Inert atmosphere; Flow reactor; | 100% |
In tetrahydrofuran at 65℃; for 24h; | 90% |
para-bromoacetophenone
oxalic acid diethyl ester
ethyl 4-(4-bromophenyl)-2,4-dioxobutanoate
Conditions | Yield |
---|---|
Stage #1: para-bromoacetophenone With sodium In ethanol at 0 - 10℃; for 1h; Stage #2: oxalic acid diethyl ester In ethanol for 1.5h; | 100% |
With sodium ethanolate In ethanol at 20℃; for 12h; | 85% |
Stage #1: oxalic acid diethyl ester With sodium ethanolate In benzene at 0℃; Inert atmosphere; Stage #2: para-bromoacetophenone In benzene at 0 - 20℃; for 14.5h; Inert atmosphere; | 75% |
(3-acetylphenyl)(phenyl)methanone
oxalic acid diethyl ester
Conditions | Yield |
---|---|
With sodium hydride In toluene at 60℃; | 100% |
oxalic acid diethyl ester
3-(azidophenyl) methyl ketone
Conditions | Yield |
---|---|
With sodium hydride In toluene at 60℃; | 100% |
oxalic acid diethyl ester
1-[3-(4-benzoyl-benzyloxy)-phenyl]-ethanone
Conditions | Yield |
---|---|
With sodium hydride In toluene at 60℃; | 100% |
Conditions | Yield |
---|---|
With sodium ethanolate In tetrahydrofuran at 25℃; for 0.00277778h; microwave irradiation; | 100% |
Conditions | Yield |
---|---|
With sodium ethanolate In tetrahydrofuran at 25℃; for 0.00277778h; microwave irradiation; | 100% |
With potassium tert-butylate In tetrahydrofuran at 20℃; Claisen Condensation; | 88% |
Conditions | Yield |
---|---|
With lithium hexamethyldisilazane In diethyl ether at -78 - 20℃; | 100% |
oxalic acid diethyl ester
2-bromo-6,7,8,9-tetrahydro-5H-benzo[7]annulen-5-one
ethyl γ-(7-bromo-1-oxo-2,3,4,5-tetrahydrobenzocyclohepten-2-yl)-α-oxoacetate
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol at 20℃; Inert atmosphere; | 100% |
With sodium ethanolate In ethanol at 20℃; for 9h; | 90% |
oxalic acid diethyl ester
acetone
2-hydroxy-4-oxopent-2-enoic acid ethyl ester
Conditions | Yield |
---|---|
Stage #1: oxalic acid diethyl ester; acetone With sodium ethanolate In ethanol at 20℃; for 2h; Stage #2: With sulfuric acid In water at 0 - 20℃; | 100% |
With potassium tert-butylate In tetrahydrofuran at 0 - 20℃; for 16h; | 47% |
With sodium ethanolate In ethanol at 20℃; for 2h; aldol condensation; |
3,6-diacetyl-4(1H)-quinolinone
oxalic acid diethyl ester
Conditions | Yield |
---|---|
With sodium ethanolate In tetrahydrofuran at 20℃; for 2h; Claisen condensation; | 100% |
oxalic acid diethyl ester
6-(2-methoxy-phenyl)-2,3-dioxo-1,2,3,4-tetrahydro-quinoxaline-5-carbonitrile
Conditions | Yield |
---|---|
for 5h; Heating / reflux; | 100% |
3-acetyl-5-methoxy-1-(4-(trifluoromethyl)benzyl)-1H-indole
oxalic acid diethyl ester
Conditions | Yield |
---|---|
With sodium methylate In tetrahydrofuran at 50℃; under 15514.9 Torr; for 0.0666667h; microwave irradiation; | 100% |
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