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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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

α-Ketoglutaric acid dimethyl ester

Cas:13192-04-6

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

Dimethyl 2-oxoglutarate CAS 13192-04-6

Cas:13192-04-6

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Manufacturer supply CAS 13192-04-6 with best quality

Cas:13192-04-6

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:powder Storage:Store in sealed containers at cool & dry pla

Dimethyl 2-oxoglutarate CAS 13192-04-6

Cas:13192-04-6

Min.Order:100 Gram

Negotiable

Type:Other

inquiry

Qingdao Beluga Import and Export Co., LTD

Dimethyl 2-oxoglutarate CAS:13192-04-6 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 high quality organic i

Dimethyl 2-oxoglutarate CAS:13192-04-6

Cas:13192-04-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Pentanedioic acid,2-oxo-, 1,5-dimethyl ester

Cas:13192-04-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

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

Pentanedioic acid,2-oxo-, 1,5-dimethyl ester

Cas:13192-04-6

Min.Order:0

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 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

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

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?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

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

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

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Other

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 2-Oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd a comprehensive enterprise, is located in High-Tech Science Park,Changsha,Chia . Specializing in R&D, manufacture and marketing, we provide a wide range of products and the most professional services to meet the

2-Bromo-5-chloropyrazine

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xi`an Eastling Biotech 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:Beijing or Guangzhou

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

Pentanedioic acid,2-oxo-, 1,5-dimethyl ester

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Manufacturers

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

Pentanedioic acid,2-oxo-, 1,5-dimethyl ester

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Factory 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

Dimethyl 2-oxoglutarate CAS No.13192-04-6

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

"HANGZHOU TIANYE CHEMICALS Co.LTD , Located in Eastern Science and Innovation Park Hangzhou .We are a high-tech enterprise specialized in technical research and development, production, development and trade of chemical products. We supply Multiple s

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

DB BIOTECH CO., LTD

best seller Application:API

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Dimethyl 2-oxoglutarateAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

Dimethyl 2-oxoglutarateAppearance:white Storage:Preserve In Well-Closed, Light-Resistant and Tight Containers. Store In Cool & Dry Place Package:1g,5g,10g...1kg,5kg...more Application:Pharmaceutical intermediates Transportation:By express (Door to do

Dimethyl 2-oxoglutarate

Cas:13192-04-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

methanol
67-56-1

methanol

α-ketoglutaric acid
328-50-7

α-ketoglutaric acid

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
With boron trifluoride at 65℃; for 0.333333h;100%
With toluene-4-sulfonic acid In chloroform Heating;94%
With sulfuric acid for 2h; Heating;90%
α-ketoglutaric acid
328-50-7

α-ketoglutaric acid

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
In methanol; benzene for 0.5h; Ambient temperature;85%
methanol
67-56-1

methanol

α-ketoglutaric acid
328-50-7

α-ketoglutaric acid

A

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

B

2-Oxoglutarsaeure-1-methylester
92684-01-0

2-Oxoglutarsaeure-1-methylester

Conditions
ConditionsYield
With 2,2-dimethoxy-propane for 144h; Ambient temperature;A 81%
B 7%
α-ketoglutaric acid
328-50-7

α-ketoglutaric acid

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
In diethyl ether at 0℃; for 4h;76%
4-methoxycarbonylmethyl-5-(2-methoxyphenyl)isoxazolidine-2,3-dicarboxylic acid 2-(1-chloroethyl) ester 3-methyl ester

4-methoxycarbonylmethyl-5-(2-methoxyphenyl)isoxazolidine-2,3-dicarboxylic acid 2-(1-chloroethyl) ester 3-methyl ester

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
With pyridine In tetrahydrofuran; water at 60℃;28%
4-methoxycarbonylmethyl-5-phenylisoxazolidine-2,3-dicarboxylic acid 2-(1-chloroethyl) ester 3-methyl ester

4-methoxycarbonylmethyl-5-phenylisoxazolidine-2,3-dicarboxylic acid 2-(1-chloroethyl) ester 3-methyl ester

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
With pyridine In tetrahydrofuran; water at 60℃;22%
2,5-dimethoxy-2,5-dihydro-furan-2-carboxylic acid methyl ester
62435-72-7

2,5-dimethoxy-2,5-dihydro-furan-2-carboxylic acid methyl ester

A

4-oxobutanoic acid methyl ester
13865-19-5

4-oxobutanoic acid methyl ester

B

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
With hydrogenchloride at 90℃; Erwaermen des Reaktionsprodukts mit Schwefelsaeure enthaltendem Methanol.;
2-Diaethylamino-glutaconsaeure-dimethylester

2-Diaethylamino-glutaconsaeure-dimethylester

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
With hydrogenchloride
dimethyl cis-epoxymethylsuccinate

dimethyl cis-epoxymethylsuccinate

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
at 360℃;
dimethyl trans-epoxymethylsuccinate

dimethyl trans-epoxymethylsuccinate

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
at 360℃;
N-(1-Methoxy-5,5-dimethyl-3-oxocyclohex-1-yl)benzamid
41893-54-3

N-(1-Methoxy-5,5-dimethyl-3-oxocyclohex-1-yl)benzamid

A

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

B

benzamide
55-21-0

benzamide

Conditions
ConditionsYield
With hydrogenchloride; ozone 1.) methylenechlorid, -60 deg C; 2.) methanol, room temp, 90 min.; Yield given. Multistep reaction. Yields of byproduct given;
1,3-dicarbomethoxy-1-(trimethylsilyloxy)propene
55590-96-0

1,3-dicarbomethoxy-1-(trimethylsilyloxy)propene

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
With 1-methoxy-2-(2-nitrovinyl)benzene; tin(IV) chloride other reagents: boron trifluoride etherate/2-methoxy-β-nitrostyrene, benzaldehyde, benzaldehyde, benzaldehyde dimethyl acetal;
hydrogenchloride
7647-01-0

hydrogenchloride

2,5-dimethoxy-2,5-dihydro-furan-2-carboxylic acid methyl ester
62435-72-7

2,5-dimethoxy-2,5-dihydro-furan-2-carboxylic acid methyl ester

A

4-oxobutanoic acid methyl ester
13865-19-5

4-oxobutanoic acid methyl ester

B

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
Erwaermen des Reaktionsprodukts mit Methanol und wenig Schwefelsaeure;
N-(1-Methoxy-5,5-dimethyl-3-oxo-1-cyclohexen-1-yl)benzamid
41893-53-2

N-(1-Methoxy-5,5-dimethyl-3-oxo-1-cyclohexen-1-yl)benzamid

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 30 percent / H2 / Pd/C / methanol / 48 h
2: 1.) Ozon; 2.) HCl / 1.) methylenechlorid, -60 deg C; 2.) methanol, room temp, 90 min.
View Scheme
2-furoic acid methyl ester
611-13-2

2-furoic acid methyl ester

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sulfuric acid / Electrolysis
2: aqueous hydrochloric acid , 35 percent / 90 °C / Erwaermen des Reaktionsprodukts mit Schwefelsaeure enthaltendem Methanol.
View Scheme
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

3-bromo-2-oxopentane-1,5-dioic acid dimethyl ester
148728-48-7

3-bromo-2-oxopentane-1,5-dioic acid dimethyl ester

Conditions
ConditionsYield
With copper(ll) bromide In chloroform; ethyl acetate for 18h; Heating;100%
With copper(ll) bromide In chloroform; ethyl acetate at 20℃; Reflux;100%
With copper(ll) bromide In chloroform; ethyl acetate for 18h; Heating;90%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

methyl 6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylate
89532-94-5

methyl 6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylate

Conditions
ConditionsYield
With acetic acid; hydrazine In methanol at 70℃; for 18h;100%
With hydrazine hydrate; acetic acid In methanol at 70℃;100%
With acetic acid; hydrazine In methanol for 5h; Reflux; Inert atmosphere;100%
With acetic acid; hydrazine In methanol for 12h; Heating;92%
With acetic acid; hydrazine In methanol Heating;92%
tryptamine
61-54-1

tryptamine

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

methyl 2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate
79888-13-4

methyl 2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate

Conditions
ConditionsYield
With acetic acid for 4h; Reflux; Inert atmosphere;97%
With acetic acid at 120℃; for 3h; Pictet-Spengler reaction;86%
In benzene for 1.5h; Heating;58%
2-(5-methoxyindol-3-yl)ethylamine
608-07-1

2-(5-methoxyindol-3-yl)ethylamine

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

methyl 8-methoxy-2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate
129968-05-4

methyl 8-methoxy-2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate

Conditions
ConditionsYield
With acetic acid for 4h; Reflux; Inert atmosphere;97%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

propargyl bromide
106-96-7

propargyl bromide

dimethyl 2-H-hydroxy-2-<2-(propynyl)>pentanedioate
179815-16-8

dimethyl 2-H-hydroxy-2-<2-(propynyl)>pentanedioate

Conditions
ConditionsYield
With aluminium; mercury dichloride In tetrahydrofuran at -78℃; for 4h;95%
With aluminium; mercury dichloride 1.) 40 deg C, 2.) -78 deg C; Yield given. Multistep reaction;
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

3-(3-oxo-3,4-dihydro-quinoxalin-2-yl)-propionic acid methyl ester
21580-64-3

3-(3-oxo-3,4-dihydro-quinoxalin-2-yl)-propionic acid methyl ester

Conditions
ConditionsYield
In methanol94%
trimethylsilyl cyanide
7677-24-9

trimethylsilyl cyanide

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

dimethyl 2-cyano-2-(trimethylsilyl)oxyglutarate
96304-82-4

dimethyl 2-cyano-2-(trimethylsilyl)oxyglutarate

Conditions
ConditionsYield
for 19h; Ambient temperature;93%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

diisopropyl (E)-azodicarboxylate
2446-83-5

diisopropyl (E)-azodicarboxylate

3-isopropyl 2-methyl 5-isopropoxy-2-(3-methoxy-3-oxopropyl)-1,3,4-oxadiazole-2,3(2H)-dicarboxylate

3-isopropyl 2-methyl 5-isopropoxy-2-(3-methoxy-3-oxopropyl)-1,3,4-oxadiazole-2,3(2H)-dicarboxylate

Conditions
ConditionsYield
With triphenylphosphine In tetrahydrofuran at 20℃;93%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

tryptamine hydochloride
343-94-2

tryptamine hydochloride

methyl 2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate
79888-13-4

methyl 2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate

Conditions
ConditionsYield
In methanol for 20h; Heating;92%
In methanol Heating;92%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

ethyl 2-diethoxyphosphorylpropionate
3699-66-9

ethyl 2-diethoxyphosphorylpropionate

C12H18O6
496919-84-7

C12H18O6

Conditions
ConditionsYield
With hydrogen; sodium hydride In tetrahydrofuran at 0℃; Inert atmosphere;91%
With sodium hydride71%
With sodium hydride Horner-Wadsworth-Emmons Olefination;71%
9-aminothioxanthene 10,10-dioxide
17313-66-5

9-aminothioxanthene 10,10-dioxide

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

2-[(E)-10,10-Dioxo-9,10-dihydro-10λ6-thioxanthen-9-ylimino]-pentanedioic acid dimethyl ester

2-[(E)-10,10-Dioxo-9,10-dihydro-10λ6-thioxanthen-9-ylimino]-pentanedioic acid dimethyl ester

Conditions
ConditionsYield
With 4 A molecular sieve In toluene for 17h; Heating;86%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

propynoic acid methyl ester
922-67-8

propynoic acid methyl ester

methyl 4-((E)-2-(methoxycarbonyl)vinyloxy)-2-(2-(methoxycarbonyl)ethyl)-3-((methpxycarbonyl)methyl)-2,5-dihydro-5-oxofuran-2-carboxylate

methyl 4-((E)-2-(methoxycarbonyl)vinyloxy)-2-(2-(methoxycarbonyl)ethyl)-3-((methpxycarbonyl)methyl)-2,5-dihydro-5-oxofuran-2-carboxylate

Conditions
ConditionsYield
triethylamine In dichloromethane at 0℃;85%
With triethylamine In dichloromethane at 0℃;85%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

2-amino-6-(1-benzylhydrazinyl)pyrimidin-4(3H)-one
67873-25-0

2-amino-6-(1-benzylhydrazinyl)pyrimidin-4(3H)-one

methyl 3-(7-amino-1-benzyl-4,5-dioxo-1,4,5,6-tetrahydropyrimido[4,5-c]pyridazin-3-yl)propanoate
1374603-46-9

methyl 3-(7-amino-1-benzyl-4,5-dioxo-1,4,5,6-tetrahydropyrimido[4,5-c]pyridazin-3-yl)propanoate

Conditions
ConditionsYield
In water for 3h; Reflux;85%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

methyl 3-(3-oxo-3,4-dihydroquinoxalin-2-yl)propanoate
21580-64-3

methyl 3-(3-oxo-3,4-dihydroquinoxalin-2-yl)propanoate

Conditions
ConditionsYield
In methanol for 16h; Inert atmosphere;84%
In ethanol Reflux;
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

dimethyl (E)-2-oxoglutaconate
38256-25-6

dimethyl (E)-2-oxoglutaconate

Conditions
ConditionsYield
Stage #1: dimethyl 2-ketoglutarate With bromine In dichloromethane for 4.25h; Heating / reflux;
Stage #2: With triethylamine In diethyl ether at 35℃; for 0.75h;
83.1%
Stage #1: dimethyl 2-ketoglutarate With bromine In dichloromethane for 3h; Reflux; Inert atmosphere;
Stage #2: With triethylamine In diethyl ether at 20℃; for 0.5h;
70%
Stage #1: dimethyl 2-ketoglutarate With bromine In dichloromethane for 3h; Heating;
Stage #2: With triethylamine In diethyl ether for 0.5h; Further stages.;
3.6 mmol
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

ethyl 2-diethoxyphosphorylpropionate
3699-66-9

ethyl 2-diethoxyphosphorylpropionate

C13H22O5

C13H22O5

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran for 0.5h;82%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

ethyl 2-diethoxyphosphorylpropionate
3699-66-9

ethyl 2-diethoxyphosphorylpropionate

C12H18O6

C12H18O6

Conditions
ConditionsYield
Stage #1: ethyl 2-diethoxyphosphorylpropionate With sodium hydride In tetrahydrofuran for 0.5h;
Stage #2: dimethyl 2-ketoglutarate In tetrahydrofuran for 0.5h;
82%
ethanol
64-17-5

ethanol

dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

(2,4-difluorobenzyl)hydrazine
627076-28-2

(2,4-difluorobenzyl)hydrazine

A

methyl 1-(2,4-difluorobenzyl)-6-oxo-1,4,5,6-tetrahydro-pyridazine-3-carboxylate
1297284-15-1

methyl 1-(2,4-difluorobenzyl)-6-oxo-1,4,5,6-tetrahydro-pyridazine-3-carboxylate

B

ethyl 1-(2,4-difluorobenzyl)-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylate
1297284-16-2

ethyl 1-(2,4-difluorobenzyl)-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylate

Conditions
ConditionsYield
hydrogenchloride Reflux;A 82%
B 6.1%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

benzylamine
100-46-9

benzylamine

methyl 5-(benzylamino)-4,5-dioxopentanoate
1397970-85-2

methyl 5-(benzylamino)-4,5-dioxopentanoate

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 6h; Inert atmosphere;82%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

ethyl 2-diethoxyphosphorylpropionate
3699-66-9

ethyl 2-diethoxyphosphorylpropionate

C11H16O6

C11H16O6

Conditions
ConditionsYield
Stage #1: ethyl 2-diethoxyphosphorylpropionate With sodium hydride In tetrahydrofuran; mineral oil
Stage #2: dimethyl 2-ketoglutarate In tetrahydrofuran; mineral oil for 0.5h;
82%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

6-methoxytryptamine-2-carboxylic acid
20731-72-0

6-methoxytryptamine-2-carboxylic acid

methyl 9-methoxy-2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate
129968-06-5

methyl 9-methoxy-2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino<8,7-b>indole-11b-carboxylate

Conditions
ConditionsYield
With trifluoroacetic acid In 1,4-dioxane; benzene Heating;80%
With trifluoroacetic acid In 1,4-dioxane; benzene for 24h; Heating;80%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

ethyl 2-diethoxyphosphorylpropionate
3699-66-9

ethyl 2-diethoxyphosphorylpropionate

2-propionic-3-methylmaleic anhydride
487-66-1

2-propionic-3-methylmaleic anhydride

Conditions
ConditionsYield
Stage #1: dimethyl 2-ketoglutarate; ethyl 2-diethoxyphosphorylpropionate With sodium hydride In tetrahydrofuran for 0.5h;
Stage #2: With water; potassium hydroxide In ethanol for 1h; Reflux;
80%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

benzylhydrazine dihydrochloride
20570-96-1

benzylhydrazine dihydrochloride

methyl 1-benzyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylate
1297284-35-5

methyl 1-benzyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylate

Conditions
ConditionsYield
hydrogenchloride In ethanol for 15h; Inert atmosphere; Reflux;79%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

methyl 2-hydroxy-4-(metoxycarbonyl)butanoate
81077-10-3

methyl 2-hydroxy-4-(metoxycarbonyl)butanoate

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol at 0 - 20℃; for 24h; Inert atmosphere;78%
With sodium tetrahydroborate In methanol; dichloromethane for 0.5h; Ambient temperature;74%
With sodium tetrahydroborate65%
With sodium tetrahydroborate In methanol
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

di-isopropyl azodicarboxylate
2446-83-5

di-isopropyl azodicarboxylate

3-isopropyl 2-methyl 5-isopropoxy-2-(3-methoxy-3-oxopropyl)-1,3,4-oxadiazole-2,3(2H)-dicarboxylate

3-isopropyl 2-methyl 5-isopropoxy-2-(3-methoxy-3-oxopropyl)-1,3,4-oxadiazole-2,3(2H)-dicarboxylate

Conditions
ConditionsYield
With 9-phenyl-9-phosphafluorene; Bis(p-nitrophenyl) phosphate; phenylsilane; N-ethyl-N,N-diisopropylamine In toluene at 90℃; for 3.5h; Inert atmosphere;76%
dimethyl 2-ketoglutarate
13192-04-6

dimethyl 2-ketoglutarate

5-chloro-2-nitrophenylhydrazine
1966-16-1

5-chloro-2-nitrophenylhydrazine

dimethyl (E)-2-(5-chloro-2-nitrophenylhydrazono)glutarate
143263-49-4

dimethyl (E)-2-(5-chloro-2-nitrophenylhydrazono)glutarate

Conditions
ConditionsYield
With hydrogenchloride In methanol at 20℃; for 1h;75%

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