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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem’s 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. DayangChem can provide different quantiti

High purity Dimethyl oxalate 98% TOP1 supplier in China

Cas:553-90-2

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

Dimethyl oxalate Product Name: Dimethyl oxalate Molecular Weight: 118.08 CAS NO: 553-90-2 EC NO: -- Molecular Formula: C4H6O4

Dimethyl oxalate

Cas:553-90-2

Min.Order:1 Kilogram

FOB Price: $2.0 / 3.0

Type:Manufacturers

inquiry

Ality Chemical Corporation

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

Factory Supply Dimethyl oxalate

Cas:553-90-2

Min.Order:1

Negotiable

Type:Other

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

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 ap

Dimethyl oxalate

Cas:553-90-2

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

Our 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

Dimethyl oxalate

Cas:553-90-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

LIDE PHARMACEUTICALS LIMITED

We are a professional chemicals, APIs and plant extract leading manufacturer in China. We are specialized in chemical synthesis, process development of pharmaceutical intermediates, active pharmaceutical ingredients (APIs), plant extract and rare c

Dimethyl oxalate

Cas:553-90-2

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 6 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 on.O

553-90-2 Dimethyl oxalate

Cas:553-90-2

Min.Order:1 Kilogram

FOB Price: $1000.0

Type:Lab/Research institutions

inquiry

Henan Sinotech Import&Export Corporation

Product Name Dimethyl oxalate Synonyms OXALIC ACID METHYL ESTER;OXALIC ACID BIS-METHYL ESTER;OXALIC ACID DIMETHYL ESTER;CH3OCOCOOCH3;Dimethyl ester of oxalic acid;Ethanedioc acid dimethyl ester;Ethanedi

Dimethyl oxalate

Cas:553-90-2

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Onchem specialized in APIs, chemical intermediate

Dimethyl oxalate 99% with lower price

Cas:553-90-2

Min.Order:25 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Minimum 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,

Dimethyl oxalate supplier in China CAS NO.553-90-2

Cas:553-90-2

Min.Order:10 Gram

Negotiable

Type:Trading Company

inquiry

Lonwin Chemical Group Limited

Dimethyl oxalate CAS:553-90-2 Specification Product Name: Dimethyl oxalate Molecular Weight: 118.08 CAS NO: 553-90-2 EC NO: -- Molecular Formula: C4H6O4 Specification: 99(%)

Factory supply Dimethyl oxalate CAS 553-90-2 in China

Cas:553-90-2

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou 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

Dimethyl oxalate

Cas:553-90-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&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

DIMETHYL OXALATE

Cas:553-90-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

Dimethyl oxalate/High quality/Best price

Cas:553-90-2

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

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

553-90-2 Dimethyl oxalate

Cas:553-90-2

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

moderate price & quick delivery Appearance:colourless crystals Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:Used in organic synthesis. As

Dimethyl oxalate

Cas:553-90-2

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Zibo Dorne chemical technology co. LTD

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,

High purity Dimethyl oxalate

Cas:553-90-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

Dimethyl oxalateCAS NO.: 553-90-2

Cas:553-90-2

Min.Order:1 Gram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Hebei yanxi chemical co.,LTD.

CHENGDU YANXI is a comprehensive manufacturer and an international distribution of products throughout the world. Specialized in Scrap metal, Chemical raw materials, Paper products and color industry. We aim to become leading position in global dis

Vitamin B13 intermediate Dimethyl oxalate,CAS: 553-90-2

Cas:553-90-2

Min.Order:1 Kilogram

FOB Price: $1.0 / 3.0

Type:Trading Company

inquiry

Hangzhou Zhongqi chem Co.,Ltd.

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 an

Dimethyl oxalate

Cas:553-90-2

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

Dimethyl oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Kono Chem Co.,Ltd

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

Dimethyl oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

DiMethyl oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

Dimethyl oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Fortuna Chemical Co.,Ltd

stable supply&competitive price Storage:Available Package:25KG Or as client requirement Application:Important pharm intermediate Transportation:By air or By sea

Dimethyl oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Allgreen Chemical Co.,Ltd

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

DiMethyl Oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard

factory supply CAS 553-90-2 with competitive price

Cas:553-90-2

Min.Order:1 Kilogram

FOB Price: $112.0

Type:Trading Company

inquiry

Antimex Chemical Limied

Ansciep 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

DiMethyl oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

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:any port in China

Dimethyl oxalate 553-90-2

Cas:553-90-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

Dimethyl oxalate

Cas:553-90-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

methanol
67-56-1

methanol

oxalic acid
144-62-7

oxalic acid

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
With boron trifluoride at 65℃; for 0.333333h;100%
With sulfuric acid for 1h; Reflux;95%
With 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione at 70℃; for 15h;95%
diacetato(2,2'-bipyridine)palladium(II)
14724-41-5

diacetato(2,2'-bipyridine)palladium(II)

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
With 1,4-di(diphenylphosphino)-butane In dichloromethane-d2 at 25℃; Catalytic behavior; Reagent/catalyst; Time;100%
methyl nitrite
624-91-9

methyl nitrite

carbon monoxide
201230-82-2

carbon monoxide

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

nitrogen(II) oxide
10102-43-9

nitrogen(II) oxide

Conditions
ConditionsYield
With 0.5% Pd/C at 100℃; under 375.038 Torr; for 0.000555556h; Pressure; Reagent/catalyst; Temperature; Time;A 98.9%
B n/a
diethyl phosphorylchloridite
589-57-1

diethyl phosphorylchloridite

methyl 2,2-dichloro-2-methoxyacetate
17640-25-4

methyl 2,2-dichloro-2-methoxyacetate

A

monomethyl oxalyl chloride
5781-53-3

monomethyl oxalyl chloride

B

Dimethyl oxalate
553-90-2

Dimethyl oxalate

C

chloroethane
75-00-3

chloroethane

D

phosphonic dichloride
66298-75-7

phosphonic dichloride

E

methyl phosphonochloridate
74813-29-9

methyl phosphonochloridate

F

ethyl phosphonochloridate
74813-30-2

ethyl phosphonochloridate

Conditions
ConditionsYield
With iron(III) chloride at 105 - 110℃; for 1.16667h; Product distribution;A n/a
B n/a
C 95%
D n/a
E n/a
F n/a
diethyl phosphorylchloridite
589-57-1

diethyl phosphorylchloridite

methyl 2,2-dichloro-2-methoxyacetate
17640-25-4

methyl 2,2-dichloro-2-methoxyacetate

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

phosphorodichloridous acid ethyl ester
1498-42-6

phosphorodichloridous acid ethyl ester

C

chloroethane
75-00-3

chloroethane

D

phosphonic dichloride
66298-75-7

phosphonic dichloride

E

ethyl phosphonochloridate
74813-30-2

ethyl phosphonochloridate

F

phosphonic dichloride

phosphonic dichloride

Conditions
ConditionsYield
With iron(III) chloride at 105 - 110℃; for 0.833333h; Product distribution;A n/a
B n/a
C 95%
D n/a
E n/a
F n/a
methanol
67-56-1

methanol

carbon dioxide
124-38-9

carbon dioxide

carbon monoxide
201230-82-2

carbon monoxide

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
Stage #1: carbon dioxide With cesium bicarbonate; alumina at 325℃; under 18751.9 Torr; for 1h; Glovebox; Inert atmosphere;
Stage #2: carbon monoxide at 325℃; under 15001.5 Torr; for 2h;
Stage #3: methanol at 220℃; under 33753.4 Torr; for 1h; Reagent/catalyst; Pressure; Temperature;
95%
With methyl nitrite; nitrogen(II) oxide; palladium/alumina In water at 100℃; Industry scale;
Stage #1: carbon dioxide; carbon monoxide With alumina; caesium carbonate at 25 - 325℃; under 15001.5 - 18751.9 Torr; Glovebox;
Stage #2: methanol at 150℃; under 26252.6 Torr; Glovebox;
methanol
67-56-1

methanol

carbon dioxide
124-38-9

carbon dioxide

carbon monoxide
201230-82-2

carbon monoxide

caesium carbonate
534-17-8

caesium carbonate

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

cesium bicarbonate
15519-28-5

cesium bicarbonate

C

cesium formate
3495-36-1

cesium formate

Conditions
ConditionsYield
Stage #1: carbon dioxide; carbon monoxide; caesium carbonate With silica gel; pyrographite at 325℃; under 15001.5 - 33753.4 Torr;
Stage #2: methanol at 200℃; under 30003 Torr; for 2h; Reagent/catalyst; Temperature; Pressure;
A 95%
B n/a
C 0.8%
methanol
67-56-1

methanol

oxalyl dichloride
79-37-8

oxalyl dichloride

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
With pyridine In benzene for 30h;92%
With pyridine In benzene at 20℃; for 30h; Inert atmosphere; Reflux;92%
With pyridine In benzene for 3h; Inert atmosphere; Reflux;92%
methanol
67-56-1

methanol

carbon dioxide
124-38-9

carbon dioxide

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
Stage #1: carbon dioxide With hydrogen; caesium carbonate at 325℃; Glovebox;
Stage #2: methanol at 150℃;
89%
cis-(methyloxalyl)(methoxycarbonyl)tetracarbonyliron

cis-(methyloxalyl)(methoxycarbonyl)tetracarbonyliron

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

iron pentacarbonyl
13463-40-6

iron pentacarbonyl

C

bis(methoxycarbonyl)tetracarbonyliron

bis(methoxycarbonyl)tetracarbonyliron

Conditions
ConditionsYield
In dichloromethane-d2 byproducts: CO; introducing a soln. of Fe-complex in CD2Cl2 into NMR tube, maintaining temp. at 28°C under N2; monitoring by (13)C-NMR and gas chromatography;A 15%
B n/a
C 85%
With carbon monoxide In dichloromethane-d2 introducing a soln. of Fe-complex in CH2Cl2 into an autoclave thermostated at 34°C, stirring for 2.5 h under CO pressure; monitoring by (13)C-NMR and gas chromatography, cooling, removal of solvent under vacuum, redissolution in CD2Cl2, monitoring by (13)C-NMR;
oxalic acid
144-62-7

oxalic acid

Fe(ClO4)3(CH3OH)6/SiO2

Fe(ClO4)3(CH3OH)6/SiO2

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
for 2h; Solid phase reaction; esterification;67%
fluorophosphoric acid diethyl ester
371-22-2

fluorophosphoric acid diethyl ester

methyl 2,2-dichloro-2-methoxyacetate
17640-25-4

methyl 2,2-dichloro-2-methoxyacetate

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

ethyl ethylphosphonofluoridate
650-20-4

ethyl ethylphosphonofluoridate

C

ethylphosphonic chloride fluoride
865-61-2

ethylphosphonic chloride fluoride

D

methyl ethylphosphonofluoridate
665-03-2

methyl ethylphosphonofluoridate

E

ethyl phosphonofluoridate
67538-58-3

ethyl phosphonofluoridate

F

C5H12FO3P

C5H12FO3P

G

CH3O(CH3OCO)CClP(O)ClF; CH3O(CH3OCO)CClP(O)(OC2H5)F

CH3O(CH3OCO)CClP(O)ClF; CH3O(CH3OCO)CClP(O)(OC2H5)F

Conditions
ConditionsYield
at 135 - 145℃; for 8h; Product distribution;A 60%
B n/a
C n/a
D n/a
E n/a
F n/a
G n/a
methanol
67-56-1

methanol

carbon dioxide
124-38-9

carbon dioxide

caesium carbonate
534-17-8

caesium carbonate

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

cesium formate
3495-36-1

cesium formate

Conditions
ConditionsYield
Stage #1: carbon dioxide; caesium carbonate With hydrogen at 325℃; under 750.075 Torr;
Stage #2: methanol at 150℃; under 26252.6 Torr;
A 58%
B 10%
methanol
67-56-1

methanol

carbon dioxide
124-38-9

carbon dioxide

caesium carbonate
534-17-8

caesium carbonate

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
Stage #1: carbon dioxide; caesium carbonate With hydrogen at 325℃;
Stage #2: methanol at 150℃;
54%
methanol
67-56-1

methanol

5,5-Dichloro-3-cyclohexyl-oxazolidine-2,4-dione
91467-11-7

5,5-Dichloro-3-cyclohexyl-oxazolidine-2,4-dione

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

N-cyclohexyl-N-(methoxycarbonyl)oxamate
91467-18-4

N-cyclohexyl-N-(methoxycarbonyl)oxamate

C

phenyl isocyanate
103-71-9

phenyl isocyanate

Conditions
ConditionsYield
With triethylamine In chloroform for 24h; Ambient temperature;A n/a
B 50%
C n/a
methanol
67-56-1

methanol

2,3-dimethoxy-1,3-butadiene
3588-31-6

2,3-dimethoxy-1,3-butadiene

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

methyl 2-methoxyacrylate
7001-18-5

methyl 2-methoxyacrylate

C

methoxymethyl hydroperoxide
10027-72-2

methoxymethyl hydroperoxide

D

2,3,3-Trimethoxy-4-hydroxy-1-butene
143429-25-8

2,3,3-Trimethoxy-4-hydroxy-1-butene

Conditions
ConditionsYield
With ozone at -30℃;A 13 % Spectr.
B 17%
C 43%
D 7%
2,3-dimethoxy-1,3-butadiene
3588-31-6

2,3-dimethoxy-1,3-butadiene

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

methyl 2-methoxyacrylate
7001-18-5

methyl 2-methoxyacrylate

C

methoxymethyl hydroperoxide
10027-72-2

methoxymethyl hydroperoxide

D

2,3,3-Trimethoxy-4-hydroxy-1-butene
143429-25-8

2,3,3-Trimethoxy-4-hydroxy-1-butene

Conditions
ConditionsYield
With ozone In methanol at -30℃;A n/a
B 17%
C 43%
D 7%
dimethylsulfite
616-42-2

dimethylsulfite

oxalic acid
144-62-7

oxalic acid

Dimethyl oxalate
553-90-2

Dimethyl oxalate

Conditions
ConditionsYield
sulfuric acid In methanol Heating;40%
methyl 2-methoxyacrylate
7001-18-5

methyl 2-methoxyacrylate

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

3-(Carboxymethyl)-3-methoxy-1,2-dioxolane
143429-24-7

3-(Carboxymethyl)-3-methoxy-1,2-dioxolane

C

3-(Carboxymethyl)-3-methoxy-1,2,4-trioxolane
143429-23-6

3-(Carboxymethyl)-3-methoxy-1,2,4-trioxolane

Conditions
ConditionsYield
With ozone at -75℃; for 3h; ozonolysis on polyethylene;A n/a
B 4%
C 36%
Methyl linoleate
112-63-0

Methyl linoleate

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

hexanedioic acid dimethyl ester
627-93-0

hexanedioic acid dimethyl ester

C

Dimethyl azelate
1732-10-1

Dimethyl azelate

D

Dimethyl glutarate
1119-40-0

Dimethyl glutarate

E

dimethyl subarate
1732-09-8

dimethyl subarate

F

Dimethyl succinate
106-65-0

Dimethyl succinate

Conditions
ConditionsYield
With sodium hydroxide; 0 deg C; water; dihydrogen peroxide; ozone Product distribution; further conditions;A n/a
B 7.29%
C 27.05%
D 12.33%
E 9.09%
F 18.71%
2,3-dimethoxy-1,3-butadiene
3588-31-6

2,3-dimethoxy-1,3-butadiene

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

methyl 2-methoxyacrylate
7001-18-5

methyl 2-methoxyacrylate

C

3-Methoxy-3-(1-methoxyethenyl)-1,2-dioxolane
143429-27-0

3-Methoxy-3-(1-methoxyethenyl)-1,2-dioxolane

D

3-Methoxy-3-(1-methoxyethenyl)-1,2,4-trioxolane
143429-26-9

3-Methoxy-3-(1-methoxyethenyl)-1,2,4-trioxolane

Conditions
ConditionsYield
With ozone In pentane at -30℃;A n/a
B n/a
C 19%
D 0.4%
With ozone In pentane at -30℃;A 19 % Spectr.
B 34 % Spectr.
C 19%
D 0.4%
2,3-dimethoxy-1,3-butadiene
3588-31-6

2,3-dimethoxy-1,3-butadiene

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

3-(Carboxymethyl)-3-methoxy-1,2-dioxolane
143429-24-7

3-(Carboxymethyl)-3-methoxy-1,2-dioxolane

C

3-(Carboxymethyl)-3-methoxy-1,2,4-trioxolane
143429-23-6

3-(Carboxymethyl)-3-methoxy-1,2,4-trioxolane

Conditions
ConditionsYield
With ozone In pentane at -30℃;A n/a
B 14%
C 12%
C16H18O6
157672-25-8

C16H18O6

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

2,3-dimethoxynaphthalene
10103-06-7

2,3-dimethoxynaphthalene

C

(1R,4S)-2,3-Dimethoxy-1,4-dihydro-naphthalene-1,4-dicarboxylic acid dimethyl ester

(1R,4S)-2,3-Dimethoxy-1,4-dihydro-naphthalene-1,4-dicarboxylic acid dimethyl ester

Conditions
ConditionsYield
In chloroform-d1 at 20℃; for 1h;A n/a
B 12%
C 5.4%
phenol; compound with oxalic acid
66775-86-8

phenol; compound with oxalic acid

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

methoxybenzene
100-66-3

methoxybenzene

oxalic acid
144-62-7

oxalic acid

Dimethyl oxalate
553-90-2

Dimethyl oxalate

methanol
67-56-1

methanol

oxo-ethane-1,1,2-tricarboxylic acid trimethyl ester

oxo-ethane-1,1,2-tricarboxylic acid trimethyl ester

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

malonic acid dimethyl ester
108-59-8

malonic acid dimethyl ester

methanol
67-56-1

methanol

bis(trichloromethyl) oxalate
98020-90-7

bis(trichloromethyl) oxalate

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

methyl chloroformate
79-22-1

methyl chloroformate

methanol
67-56-1

methanol

oxalic acid bis-(α-chloro-cinnamyl ester)

oxalic acid bis-(α-chloro-cinnamyl ester)

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

3-phenyl-propenal
104-55-2

3-phenyl-propenal

methanol
67-56-1

methanol

oxalic acid
144-62-7

oxalic acid

A

Dimethyl oxalate
553-90-2

Dimethyl oxalate

B

oxalic acid monomethyl ester
600-23-7

oxalic acid monomethyl ester

Conditions
ConditionsYield
bei der Destillation;
With 20 molpercent molybdenum oxide nanoparticle supported on mesoporous silica at 75℃; for 8h;
Dimethyl oxalate
553-90-2

Dimethyl oxalate

potassium oxalate monomethyl ester
10304-09-3

potassium oxalate monomethyl ester

Conditions
ConditionsYield
With potassium acetate In methanol; water at 80℃; for 3h;100%
With potassium acetate In methanol; water at 80℃; for 3h;91%
With potassium acetate In methanol; water at 60℃; for 1h;80%
With potassium acetate In methanol; water at 90℃; for 2h; Reflux;
Dimethyl oxalate
553-90-2

Dimethyl oxalate

3,5-dibromo-4-methoxy-phenyl acetic acid methyl ester
212688-03-4

3,5-dibromo-4-methoxy-phenyl acetic acid methyl ester

2-(3,5-dibromo-4-methoxy-phenyl)-3-hydroxy-but-2-enedioic acid dimethyl ester

2-(3,5-dibromo-4-methoxy-phenyl)-3-hydroxy-but-2-enedioic acid dimethyl ester

Conditions
ConditionsYield
With sodium methylate In methanol for 5h; Condensation; Heating;100%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

4'-benzyloxy-acetophenone
54696-05-8

4'-benzyloxy-acetophenone

sodium 3-(4-benzyloxyphenyl)-1-methoxycarbonyl-3-oxopropen-1-olate
742058-26-0

sodium 3-(4-benzyloxyphenyl)-1-methoxycarbonyl-3-oxopropen-1-olate

Conditions
ConditionsYield
With sodium hydride In toluene at 60℃; for 3h;100%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

1‐(6‐methoxypyridin‐3‐yl)ethan‐1‐one
213193-32-9

1‐(6‐methoxypyridin‐3‐yl)ethan‐1‐one

4-(6-methoxy-3-pyridyl)-2,4-dioxobutanoic acid methyl ester
858600-11-0

4-(6-methoxy-3-pyridyl)-2,4-dioxobutanoic acid methyl ester

Conditions
ConditionsYield
Stage #1: Dimethyl oxalate; 1‐(6‐methoxypyridin‐3‐yl)ethan‐1‐one With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 1.25h;
Stage #2: With hydrogenchloride In water; N,N-dimethyl-formamide pH=4; Product distribution / selectivity;
100%
Stage #1: Dimethyl oxalate; 1‐(6‐methoxypyridin‐3‐yl)ethan‐1‐one With hydrogenchloride; sodium methylate In methanol at 20 - 45℃; for 21.5h;
Stage #2: With hydrogenchloride In methanol; chloroform; water Product distribution / selectivity;
61%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

glycine ethyl ester hydrochloride
5680-79-5

glycine ethyl ester hydrochloride

dimethyloxalylglycine
89464-63-1

dimethyloxalylglycine

Conditions
ConditionsYield
With triethylamine In methanol100%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

4-bromo-2-fluoroacetophenone
625446-22-2

4-bromo-2-fluoroacetophenone

methyl 4-(4-bromo-2-fluorophenyl)-2-hydroxy-4-oxobut-2-enoate

methyl 4-(4-bromo-2-fluorophenyl)-2-hydroxy-4-oxobut-2-enoate

Conditions
ConditionsYield
Stage #1: 4-bromo-2-fluoroacetophenone With lithium hexamethyldisilazane In tetrahydrofuran; 2-methyltetrahydrofuran at -78℃; for 0.25h;
Stage #2: Dimethyl oxalate With hydrogenchloride In tetrahydrofuran; 2-methyltetrahydrofuran at -10℃; for 4h;
100%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

oxalic acid
144-62-7

oxalic acid

Conditions
ConditionsYield
With ion-exchange resin Indion-130 In water at 75℃; for 1.5h; Reagent/catalyst; Autoclave; Sealed tube; Large scale;99.6%
With sulfuric acid In methanol; water for 2h; Reflux;
Dimethyl oxalate
553-90-2

Dimethyl oxalate

acetonitrile
75-05-8

acetonitrile

methyl 3-cyano-2-sodiumoxy-2-propenoate
1227409-70-2

methyl 3-cyano-2-sodiumoxy-2-propenoate

Conditions
ConditionsYield
With methanol; sodium Cooling with ice;99.5%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

oxalic acid hydrazide
996-98-5

oxalic acid hydrazide

Conditions
ConditionsYield
With hydrazine hydrate In methanol at 80℃; for 0.000833333h;99.4%
With hydrazine hydrate In methanol95%
With hydrazine hydrate for 8h; Reflux;75%
With hydrazine hydrate In methanol
Dimethyl oxalate
553-90-2

Dimethyl oxalate

acetone
67-64-1

acetone

methyl 2,4-dioxopentanoate
20577-61-1

methyl 2,4-dioxopentanoate

Conditions
ConditionsYield
With sodium methylate In methanol; diethyl ether at 20℃;99.2%
Stage #1: Dimethyl oxalate; acetone With sodium methylate In methanol at 0 - 5℃; for 8h; Cooling with ice;
Stage #2: With hydrogenchloride In water pH=2 - 3;
90%
With sodium methylate In methanol at 0℃; for 8h;90%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

L-Phenylalaninol
3182-95-4

L-Phenylalaninol

(S)-N,N'-bis<1-(hydroxymethyl)-2-phenylethyl>ethanediamide
19071-60-4, 133464-01-4

(S)-N,N'-bis<1-(hydroxymethyl)-2-phenylethyl>ethanediamide

Conditions
ConditionsYield
In methanol at 20℃; for 0.583333h;99%
In methanol at 20℃; for 0.5h;99%
In methanol at 20℃; for 0.0833333h;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

(S)-2-amino-4-methylpentan-1-ol
7533-40-6

(S)-2-amino-4-methylpentan-1-ol

(S,S)-N,N'-bis[1-(hydroxymethyl)-3-methylbutyl]ethanediamide
605657-06-5

(S,S)-N,N'-bis[1-(hydroxymethyl)-3-methylbutyl]ethanediamide

Conditions
ConditionsYield
In methanol at 20℃; for 0.583333h;99%
In methanol at 20℃; for 0.5h;99%
In methanol at 20℃; for 0.0833333h;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

glycolic acid methyl ester
96-35-5

glycolic acid methyl ester

Conditions
ConditionsYield
With (o-PPh2C6H4NH2)[EtNH(CH2)2NHEt]RuCl2; hydrogen; sodium methylate In tetrahydrofuran; para-xylene at 5 - 100℃; under 7500.75 Torr; for 1.5h; Reagent/catalyst; Pressure; Temperature; Glovebox;99%
With hydrogen In methanol at 219.84℃; under 18751.9 Torr; Temperature; Reagent/catalyst; Autoclave;32%
With 1,1,1-tris(n-butylthiomethyl)ethane; hydrogen; zinc; Λ(+)-tris(pentane-2,5-dionato)ruthenium In methanol at 100℃; under 60004.8 Torr; for 69h; Kinetics; Product distribution; Further Variations:; Reagents;
Dimethyl oxalate
553-90-2

Dimethyl oxalate

(2R)-2-aminobutan-1-ol
5856-63-3

(2R)-2-aminobutan-1-ol

N,N'-bis[(1R)-1-(hydroxymethyl)propyl]ethanediamide
1019203-04-3

N,N'-bis[(1R)-1-(hydroxymethyl)propyl]ethanediamide

Conditions
ConditionsYield
In methanol at 20℃; for 0.583333h;99%
In methanol at 20℃; for 0.5h;99%
In methanol at 20℃; for 0.0833333h;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

(S)-isoleucinol
24629-25-2

(S)-isoleucinol

N,N'-bis[(1S)-1-(S)-sec-butyl-2-hydroxyethyl]ethanediamide
599177-51-2

N,N'-bis[(1S)-1-(S)-sec-butyl-2-hydroxyethyl]ethanediamide

Conditions
ConditionsYield
In methanol at 20℃; for 0.5h;99%
In methanol at 20℃; for 0.583333h;98%
In methanol at 20℃; for 0.583333h;98%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

N,N,N',N'-tetrabutyl-N''-ethylguanidine
1593111-70-6

N,N,N',N'-tetrabutyl-N''-ethylguanidine

N,N,N’,N‘-tetrabutyl-N''-ethyl-N''-methylguanidinium-methyl oxalate
1593111-67-1

N,N,N’,N‘-tetrabutyl-N''-ethyl-N''-methylguanidinium-methyl oxalate

Conditions
ConditionsYield
In acetonitrile at 80℃; for 72h;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

2-aminooctanol
16369-15-6

2-aminooctanol

N,N'-bis[1-hexyl-2-hydroxyethyl]ethanediamide

N,N'-bis[1-hexyl-2-hydroxyethyl]ethanediamide

Conditions
ConditionsYield
In methanol at 0 - 20℃; for 4h;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

(R)-2-methoxy-1-phenylethylamine
64715-85-1, 91298-74-7, 127180-88-5

(R)-2-methoxy-1-phenylethylamine

N,N'-bis[(1R)-2-methoxy-1-phenylethyl]ethanediamide

N,N'-bis[(1R)-2-methoxy-1-phenylethyl]ethanediamide

Conditions
ConditionsYield
In methanol at 20℃; for 0.5h; Inert atmosphere;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

N,N'-bis[(1R)-phenylpropyl]ethanediamide

N,N'-bis[(1R)-phenylpropyl]ethanediamide

Conditions
ConditionsYield
In methanol at 20℃; for 0.5h; Inert atmosphere;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

3-fluorocatechol
363-52-0

3-fluorocatechol

boric acid
11113-50-1

boric acid

Li(1+)*C8H3BFO6(1-)

Li(1+)*C8H3BFO6(1-)

Conditions
ConditionsYield
In dimethyl sulfoxide at 0℃; under 0 Torr; for 18h; Flow reactor;99%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

methanol
67-56-1

methanol

Oxalamide
471-46-5

Oxalamide

Conditions
ConditionsYield
Stage #1: Dimethyl oxalate; methanol With ammonia at 45℃; under 760.051 Torr; for 3h;
Stage #2: With ammonia at 20 - 170℃; under 760.051 Torr; for 0.75 - 3h;
98.6%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

7-ethyl-3-methyl-4-nitroindole
91482-66-5

7-ethyl-3-methyl-4-nitroindole

7-ethyl-1,3-dimethyl-4-nitroindolone

7-ethyl-1,3-dimethyl-4-nitroindolone

Conditions
ConditionsYield
With potassium ethoxide In N,N-dimethyl-formamide Heating;98%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

7-ethyl-3-methyl-6-nitroindole
131327-98-5

7-ethyl-3-methyl-6-nitroindole

1,3-dimethyl-7-ethyl-6-nitroindole
131327-99-6

1,3-dimethyl-7-ethyl-6-nitroindole

Conditions
ConditionsYield
With potassium ethoxide In N,N-dimethyl-formamide Heating;98%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

ethylene glycol
107-21-1

ethylene glycol

Conditions
ConditionsYield
With hydrogen In methanol at 179.84℃; under 18751.9 Torr;98%
With C24H38Cl2N3PRu; hydrogen; sodium methylate In isopropyl alcohol at 100℃; under 38002.6 Torr; for 2h; Autoclave;97%
With C24H38Cl2N3PRu; hydrogen; sodium methylate In isopropyl alcohol at 100℃; under 37503.8 Torr; for 2h;97%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

O-methyldehydrozingerone
15001-27-1, 60234-90-4

O-methyldehydrozingerone

(5E)-methyl 6-(3,4-dimethoxyphenyl)-2-hydroxy-4-oxo-2-hexa-2,5-dienoate
1256291-02-7

(5E)-methyl 6-(3,4-dimethoxyphenyl)-2-hydroxy-4-oxo-2-hexa-2,5-dienoate

Conditions
ConditionsYield
Stage #1: Dimethyl oxalate; O-methyldehydrozingerone With sodium methylate In tetrahydrofuran at 20℃; for 2h;
Stage #2: With hydrogenchloride In tetrahydrofuran; water
98%
1-methyl-1H-imidazole
616-47-7

1-methyl-1H-imidazole

Dimethyl oxalate
553-90-2

Dimethyl oxalate

N,N'-dimethylimidazolium-methyl oxalate
1593111-74-0

N,N'-dimethylimidazolium-methyl oxalate

Conditions
ConditionsYield
In acetonitrile at 90℃; for 72h;98%
Dimethyl oxalate
553-90-2

Dimethyl oxalate

tributylphosphine
998-40-3

tributylphosphine

tributylmethylphosphonium-methyl oxalate
1593111-87-5

tributylmethylphosphonium-methyl oxalate

Conditions
ConditionsYield
In acetonitrile at 90℃; for 48h;98%

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