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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

2-Methylquinoxaline Manufacturer/High quality/Best price/In stock

Cas:7251-61-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome 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

High quality 2-Methylquinoxaline supplier in China

Cas:7251-61-8

Min.Order:0 Metric Ton

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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

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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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 p

Henan Tianfu Chemical Co., Ltd.

Our 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 on.O

tianuf-chem_2-Methylquinoxaline,7251-61-8

Cas:7251-61-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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 supplyCAS 7251-61-8 with best quality

Cas:7251-61-8

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.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

Quinoxaline, 2-methyl-

Cas:7251-61-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

CAS NO.:7251-61-8

Cas:7251-61-8

Min.Order:0

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Type:Lab/Research institutions

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Factory Supply High Quality CAS 7251-61-8 ,2-Methylquinoxaline

Cas:7251-61-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:1 Kilogram

FOB Price: $10.0 / 100.0

Type:Lab/Research institutions

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Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

2-Methyl Quinoxaline

Cas:7251-61-8

Min.Order:0

Negotiable

Type:Manufacturers

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JINING XINHE CHEMICAL CO., LTD

Advantage 1: The product passed the professional production process and quality inspection, the purity is 99% +. 2: Highly qualified engineers to provide technical documents and service. 3: We could provide sample for your test. 4: High qualit

2-Methylquinoxaline7251-61-8

Cas:7251-61-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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 2-methylquinoxaline

Cas:7251-61-8

Min.Order:0 Metric Ton

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Type:Other

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SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

2-Methylquinoxaline CAS. NO.7251-61-8

Cas:7251-61-8

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

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Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

High Purity 2-Methylquinoxaline

Cas:7251-61-8

Min.Order:0

Negotiable

Type:Trading Company

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Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

2-methylquinoxaline

Cas:7251-61-8

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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Shanghai Minstar Chemical Co., Ltd

Product Name: 2-Methylquinoxaline CAS: 7251-61-8 MF: C9H8N2 MW: 144.17 EINECS: 230-664-9 Mol File: 7251-61-8.mol 2-Methylquinoxaline Structure 2-Methylquinoxaline Chemical Properties Melting point 180.5°C Boiling point

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

2-Methylquinoxaline CAS. NO.7251-61-8

Cas:7251-61-8

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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Hangzhou Huarong Pharm Co., Ltd.

We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:0

Negotiable

Type:Trading Company

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TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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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

2-Methylquinoxaline CAS. NO.7251-61-8

Cas:7251-61-8

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

2-Methylquinoxaline CAS. NO.7251-61-8

Cas:7251-61-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:1 Kilogram

Negotiable

Type:Other

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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

2-Methylquinoxaline CAS. NO.7251-61-8

Cas:7251-61-8

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

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Hebei Mojin Biotechnology Co.,Ltd

We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp

Quinoxaline, 2-methyl-

Cas:7251-61-8

Min.Order:0

Negotiable

Type:Trading Company

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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

2-Methylquinoxaline CAS. NO.7251-61-8

Cas:7251-61-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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JINHUA HUAYI CHEMICAL CO., LTD.

Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands

2-Methyl Quinoxaline

Cas:7251-61-8

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Quinoxaline, 2-methyl-

Cas:7251-61-8

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

2-Methylquinoxaline

Cas:7251-61-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Synthetic route

hydroxy-2-propanone
116-09-6

hydroxy-2-propanone

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; copper(II) acetate monohydrate In N,N-dimethyl-formamide at 20℃; Temperature;88%
With triethylamine; palladium diacetate In tetrahydrofuran; toluene at 20℃; for 3h;87%
With zinc(II) iodide In ethanol; water at 80℃; for 0.5h;86%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

2-oxopropanal
78-98-8

2-oxopropanal

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
In water for 0.0333333h; Isay condensation; microwave irradiation;95%
Stage #1: 2-oxopropanal With sodium disulfite In water for 0.166667h; Addition;
Stage #2: 1,2-diamino-benzene In water at 20℃; for 18h; Condensation; Cyclization;
91%
In water at 20℃; for 0.5h; Green chemistry;85%
propylene glycol
57-55-6

propylene glycol

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With cesiumhydroxide monohydrate In toluene at 150℃; for 24h; Inert atmosphere; Sealed tube;96%
With cesiumhydroxide monohydrate; C17H14Br2CoN4 In toluene at 150℃; for 24h; Reagent/catalyst; Temperature; Sealed tube; Inert atmosphere;93%
With 1,10-Phenanthroline; cesiumhydroxide monohydrate; nickel dibromide In toluene at 150℃; for 24h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Inert atmosphere; Sealed tube;93%
propylene glycol
57-55-6

propylene glycol

2-nitro-aniline
88-74-4

2-nitro-aniline

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With cesiumhydroxide monohydrate In toluene at 150℃; for 24h; Inert atmosphere; Sealed tube;93%
With 1,10-Phenanthroline; cesiumhydroxide monohydrate; nickel dibromide In toluene at 150℃; for 24h; Inert atmosphere; Sealed tube;93%
With C18H24ClIrN3O(1+)*Cl(1-); potassium hydroxide In water for 24h; Mechanism; Schlenk technique; Reflux; Green chemistry;87%
3-amino-2-propanol
78-96-6, 1674-56-2

3-amino-2-propanol

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With cesiumhydroxide monohydrate; [(η6-p-cymene)2Ru2(2,7-bis(di-2-pyridinyl)-1,8-naphthyridine)Cl2](PF6)2; oxygen at 120℃; for 23h; Inert atmosphere; Molecular sieve;43%
2-methyl-1,2,3,4-tetrahydroquinoxaline
6640-55-7, 24463-30-7, 24463-31-8, 49849-47-0

2-methyl-1,2,3,4-tetrahydroquinoxaline

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With 1,10-Phenanthroline; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; potassium tert-butylate; oxygen; nickel dibromide In tert-Amyl alcohol at 95℃; for 48h;99%
With C21H21ClIrNO2 In tetrahydrofuran; 2,2,2-trifluoroethanol for 20h; Inert atmosphere;92%
With potassium tert-butylate In o-xylene at 140℃; for 36h; Inert atmosphere;91%
2-chloroquinoxaline
1448-87-9

2-chloroquinoxaline

trimethylbismuthine
593-91-9

trimethylbismuthine

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With tetrakis(triphenylphosphine) palladium(0); caesium carbonate In N,N-dimethyl-formamide at 130℃; for 18h; Inert atmosphere;38 mg
quinoxaline-N-oxide
6935-29-1

quinoxaline-N-oxide

methyl-triphenylphosphonium iodide
2065-66-9

methyl-triphenylphosphonium iodide

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 80℃; for 6h; Sealed tube; Inert atmosphere;78%
propylene glycol
57-55-6

propylene glycol

1,2-Dinitrobenzene
528-29-0

1,2-Dinitrobenzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
Stage #1: 1,2-Dinitrobenzene With hydrogen In diethylene glycol dimethyl ether at 80℃; under 7500.75 Torr; for 24h;
Stage #2: propylene glycol In diethylene glycol dimethyl ether at 140℃; for 30h;
83%
N1-(prop-2-yn-1-yl)benzene-1,2-diamine
291536-12-4

N1-(prop-2-yn-1-yl)benzene-1,2-diamine

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With tin(II) chloride hydrate In water; isopropyl alcohol at 82℃; for 12h;85%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

1-bromoacetone
598-31-2

1-bromoacetone

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With perchloric acid In acetonitrile at 20℃; for 0.25h;95%
2-nitro-N-(prop-2-yn-1-yl)aniline

2-nitro-N-(prop-2-yn-1-yl)aniline

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With hydrogenchloride; tin(II) chloride hydrate In water; isopropyl alcohol Reflux;82%
Multi-step reaction with 2 steps
1: sodium dithionite; water / ethanol / 1 h / 0 - 20 °C
2: tin(II) chloride hydrate / isopropyl alcohol; water / 12 h / 82 °C
View Scheme
propylene glycol
57-55-6

propylene glycol

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

1,2-diamino-benzene

A

2,3-diethynylquinoxaline
91-19-0

2,3-diethynylquinoxaline

B

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With oxygen; zeolite; titanium(IV) oxide In acetonitrile at 20℃; for 10h; Irradiation;A 12.6%
B 22.5%
1,1-dihydroxyacetone
1186-47-6

1,1-dihydroxyacetone

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With (R)-3,3'-bis(2,4,6-triisopropylphenyl)-1,1'-binaphthyl-2,2'-diylhydrogenphosphate In chloroform; water at 35℃; for 8h; Inert atmosphere; Molecular sieve; enantioselective reaction;63%
2-nitro-aniline
88-74-4

2-nitro-aniline

glycerol
56-81-5

glycerol

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With dodecacarbonyl-triangulo-triruthenium; cesiumhydroxide monohydrate; 1,3-bis-(diphenylphosphino)propane In tert-Amyl alcohol at 150℃; for 12h; Schlenk technique; Inert atmosphere;36%
2-nitro-aniline
88-74-4

2-nitro-aniline

hydroxy-2-propanone
116-09-6

hydroxy-2-propanone

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With sodium hydroxide In toluene at 150℃; for 12h; Inert atmosphere; Sealed tube; Green chemistry;44%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

propanone 1-oxime
306-44-5

propanone 1-oxime

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
In ethanol for 1.25h;74%
With acetic acid
With hydrogenchloride; acetic acid
quinoxaline-N-oxide
6935-29-1

quinoxaline-N-oxide

4,4,5,5-tetramethyl-2-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl]-1,3,2-dioxaborolane
78782-17-9

4,4,5,5-tetramethyl-2-[(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)methyl]-1,3,2-dioxaborolane

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With sodium methylate In toluene at 80℃; for 3h; regioselective reaction;32%
2,3-diethynylquinoxaline
91-19-0

2,3-diethynylquinoxaline

dimethyl cobalt
108890-31-9

dimethyl cobalt

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
In diethyl ether at -70℃; for 120h;53%
propargyl alcohol
107-19-7

propargyl alcohol

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With mercury(II) diacetate In tetrahydrofuran for 14h; Ambient temperature;51%
2,3-diethynylquinoxaline
91-19-0

2,3-diethynylquinoxaline

cyclohexane
110-82-7

cyclohexane

A

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

B

2-pyridylcyclohexane
15787-49-2

2-pyridylcyclohexane

C

4-cyclohexylpyridine
13669-35-7

4-cyclohexylpyridine

D

2-cyclohexyl-quinoxaline
40115-00-2

2-cyclohexyl-quinoxaline

Conditions
ConditionsYield
With tert.-butylhydroperoxide; iron(II) nitrate; acetic acid In pyridine at 60℃; for 18h; Further byproducts given;A n/a
B n/a
C n/a
D 15%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

1-bromo-1-acetamidoacetone
65765-30-2

1-bromo-1-acetamidoacetone

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With sodium carbonate; sodium sulfite In water 1.) 20 deg C, 2 h, 2.) 100 deg C, 1 h;59%
4-[5-Methyl-3-(2-nitro-phenyl)-4,5-dihydro-3H-[1,2,3]triazol-4-yl]-morpholine

4-[5-Methyl-3-(2-nitro-phenyl)-4,5-dihydro-3H-[1,2,3]triazol-4-yl]-morpholine

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 70 percent / H2 / 10percent Pd/C / ethanol / 760 Torr / Ambient temperature
2: 92 percent / 2) DDQ / multistep reaction thermal rearrangement of other 1,2,3-triazoles
View Scheme
Multi-step reaction with 2 steps
1: 70 percent / H2 / 10percent Pd/C / ethanol / 760 Torr / Ambient temperature
2: 27 percent / 2) 10percent Pd/C / 1) toluene, reflux, 1h, 2) ethanol, reflux, 30 min
View Scheme
5-(diethoxymethyl)-3-methylisoxazole
87074-49-5

5-(diethoxymethyl)-3-methylisoxazole

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With formic acid at 80℃; for 0.0833333h;21%
(Z)-hex-3-ene-2,5-dione
17559-81-8

(Z)-hex-3-ene-2,5-dione

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
In dichloromethane for 72h; Ambient temperature;80%
2-chloroquinoxaline
1448-87-9

2-chloroquinoxaline

methylmagnesium bromide
75-16-1

methylmagnesium bromide

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With 1-methyl-pyrrolidin-2-one; iron(II) acetylacetonate In tetrahydrofuran for 0.5h;
2,3-diethynylquinoxaline
91-19-0

2,3-diethynylquinoxaline

dimethyl sulfoxide
67-68-5

dimethyl sulfoxide

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
With 1-Phenylethanol; sodium t-butanolate at 100℃; for 8h; Schlenk technique; Irradiation; Green chemistry; chemoselective reaction;12%
dihydroxyacetone
96-26-4

dihydroxyacetone

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

1,2-diamino-benzene

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Conditions
ConditionsYield
In water for 0.0180556h; Isay condensation; microwave irradiation;48%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

(S)-1,2,3,4-tetrahydro-2-methylquinoxaline

(S)-1,2,3,4-tetrahydro-2-methylquinoxaline

Conditions
ConditionsYield
With {[IrH((S)-Difluorophos)]2(μ-Cl)3}+Cl-; hydrogen In toluene at 30℃; under 22502.3 Torr; for 20h; Inert atmosphere; Autoclave; optical yield given as %ee; enantioselective reaction;99%
With [(Ir(H){(S)-[(4,4-bi-2,2-difluoro-1,3-benzodioxole)-5,5-diyl]bis(diphenylphosphine)})2(μ-Cl)3]Cl; hydrogen In toluene at 30℃; under 22502.3 Torr; for 20h; Autoclave; optical yield given as %ee; enantioselective reaction;99%
With RuCl[(R)-1-isopropyl-2,2-bis(4-methoxyphenyl)ethylenediamine][(R)-((4,4'-bi-1,3-benzodioxole)-5,5’-diyl)bis(di(3,5-xylyl)phosphine)]; potassium tert-butylate; hydrogen In toluene at 40℃; under 15001.5 Torr; for 13h; Reagent/catalyst; Solvent; Temperature; Autoclave; enantioselective reaction;99.9%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

benzaldehyde
100-52-7

benzaldehyde

2-<(E)-2-Phenylethenyl>chinoxalin
112193-05-2

2-<(E)-2-Phenylethenyl>chinoxalin

Conditions
ConditionsYield
With malononitrile In diethylene glycol dimethyl ether at 120℃; under 2585.81 Torr; for 0.416667h; Microwave irradiation;84%
In water at 120℃; for 36h; Sealed tube;80%
With Fe3O(biphenyl-4,4'-dicarboxylate)3; acetic acid In toluene at 120℃; for 24h; Inert atmosphere;66%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2-(bromomethyl)quinoxaline
54804-43-2

2-(bromomethyl)quinoxaline

Conditions
ConditionsYield
With N-Bromosuccinimide; trityl tetrafluoroborate In dichloromethane at 20℃; Irradiation; Inert atmosphere; chemoselective reaction;82%
With tetra-(n-butyl)ammonium iodide; ethylene dibromide; urea In acetonitrile at 95℃; for 0.5h; Microwave irradiation;70%
With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) In tetrachloromethane at 60℃; for 1h; Irradiation;57%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

benzyl alcohol
100-51-6

benzyl alcohol

2-phenethylquinoxaline
1210881-27-8

2-phenethylquinoxaline

Conditions
ConditionsYield
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)]; 18-crown-6 ether; potassium tert-butylate In tetrahydrofuran at 120℃; for 20h; Inert atmosphere; Schlenk technique; Sealed tube;93%
With [(1,5-cyclooctadiene)(OH)iridium(I)]2; potassium tert-butylate; triphenylphosphine In 1,4-dioxane at 130℃; for 24h; Inert atmosphere;90%
With C17H14Br2CoN4; potassium tert-butylate In toluene at 150℃; for 24h; Inert atmosphere; Sealed tube; Green chemistry;89%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

1-(4-nitrophenyl)-2-(quinoxalin-2-yl)ethanol
1450605-01-2

1-(4-nitrophenyl)-2-(quinoxalin-2-yl)ethanol

Conditions
ConditionsYield
With H2O4P(1-)*C4H7N2(1+) In 1,4-dioxane; water at 100℃; for 24h; Schlenk technique; Sealed tube;87%
With morpholin-4-ium hydrogen sulphate; 1-butyl-3-methylimidazolium Tetrafluoroborate at 110℃; for 24h; Sealed tube;87%
With copper(II) ferrite; tetrabutyl-ammonium chloride In ethylene glycol at 100℃; for 24h; Green chemistry;73%
In water at 102℃; for 0.416667h; Sealed tube; Microwave irradiation;60%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2-methyl-1,2,3,4-tetrahydroquinoxaline
6640-55-7, 24463-30-7, 24463-31-8, 49849-47-0

2-methyl-1,2,3,4-tetrahydroquinoxaline

Conditions
ConditionsYield
With lithium borohydride; methyl iodide In tetrahydrofuran at 20℃; for 0.25h;99%
With ammonium borohydride In methanol at 60℃; for 21h; Schlenk technique;99%
Stage #1: 2-methylquinoxaline With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)]; N-(2-aminoethyl)-4-(trifluoromethyl)benzenesulfonamide; sodium formate; sodium acetate; acetic acid In water at 80℃; for 0.25h; pH=5.5;
Stage #2: With potassium hydroxide In water regioselective reaction;
96%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2-(methyl-d3)quinoxaline
41035-18-1

2-(methyl-d3)quinoxaline

Conditions
ConditionsYield
With 2,2'-azobis(isobutyronitrile); [bis(acetoxy)iodo]benzene; water-d2 In N,N-dimethyl-formamide at 80℃; for 12h; Schlenk technique; Inert atmosphere;97%
With water-d2; benzoic acid at 90℃; for 8h; Inert atmosphere; Schlenk technique;
With potassium tert-butylate; water-d2 In dimethyl sulfoxide at 20℃; for 0.166667h; Sealed tube;
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2-chloromethyl-quinoxaline
106435-53-4

2-chloromethyl-quinoxaline

Conditions
ConditionsYield
With tetra-(n-butyl)ammonium iodide; 1,2-dichloro-ethane; urea at 110℃; for 0.5h; Microwave irradiation;87%
With trichloroisocyanuric acid In chloroform at 60℃; for 1h;76.2%
With trichloroisocyanuric acid In chloroform for 0.5h; Chlorination; Heating;
Multi-step reaction with 3 steps
1: 60 percent / KOH, Ac2O
2: 1.) O3, 2.) NaBH4 / 1.) MeOH, CH2Cl2, -78 deg C, 2.) MeOH, CH2Cl2, from 0 deg C to RT, 2 h
3: 67 percent / SOCl2 / benzene / 2 h / Ambient temperature
View Scheme
With trichloroisocyanuric acid In chloroform for 1.5h; Inert atmosphere; Reflux;
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

Diphenylphosphine oxide
4559-70-0

Diphenylphosphine oxide

(3-methylquinoxalin-2-yl)diphenylphosphine oxide

(3-methylquinoxalin-2-yl)diphenylphosphine oxide

Conditions
ConditionsYield
With dipotassium peroxodisulfate In acetonitrile at 20℃; for 2h; Inert atmosphere; Sealed tube;94%
With oxygen In acetonitrile at 20℃; for 12h; Irradiation; Green chemistry;69%
With oxygen In neat (no solvent) at 65℃; for 1h; Green chemistry;57%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

benzyl alcohol
100-51-6

benzyl alcohol

2-<(E)-2-Phenylethenyl>chinoxalin
112193-05-2

2-<(E)-2-Phenylethenyl>chinoxalin

Conditions
ConditionsYield
With bromopentacarbonylmanganese(I); potassium tert-butylate; 1-(pyridin-2-yl)-2-(1-(pyridin-2-yl)ethylidene)hydrazine In tert-butyl alcohol at 140℃; for 14h; Inert atmosphere; Schlenk technique;91%
With potassium hydroxide In toluene at 120℃; for 18h; Sealed tube;87%
With potassium tert-butylate; nickel dibromide; N-(8-quinolyl)pyridine-2-carboxamide In tert-butyl alcohol at 140℃; for 48h; Schlenk technique; Inert atmosphere; Sealed tube;84%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

pentan-1-ol
71-41-0

pentan-1-ol

4-[2-(3-methylquinoxalin)yl]-1-pentanol

4-[2-(3-methylquinoxalin)yl]-1-pentanol

Conditions
ConditionsYield
With dipotassium peroxodisulfate; trifluorormethanesulfonic acid; silver trifluoroacetate In dichloromethane; water at 45℃; for 20h; Inert atmosphere;76.8%
With 4,5,6,7-tetrafluoro-1-hydroxybenzo[d][1,2]iodaoxol-3(1H)-one; Ru(bpy)3Cl2 at 30℃; for 24h; Minisci Aromatic Substitution; Inert atmosphere; Irradiation; regioselective reaction;63%
With dipotassium peroxodisulfate; sulfuric acid; silver nitrate In water at 50℃; for 24h; Inert atmosphere; Sealed tube; regioselective reaction;59%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

glyoxylic acid ethyl ester
924-44-7

glyoxylic acid ethyl ester

NSC 48961

NSC 48961

Conditions
ConditionsYield
With iron(II) acetate In 1,4-dioxane at 120℃; for 24h; Schlenk technique; Inert atmosphere;88%
With iron(II) acetate In 1,4-dioxane at 120℃; for 24h; Inert atmosphere; Schlenk technique; Green chemistry;88%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

LEUCINE
328-39-2

LEUCINE

1-isobutylimidazo[1,5-a]quinoxaline

1-isobutylimidazo[1,5-a]quinoxaline

Conditions
ConditionsYield
With tert.-butylhydroperoxide; diphenyl-phosphinic acid; tetra-(n-butyl)ammonium iodide In dimethyl sulfoxide at 90℃; for 8h; Sealed tube;85%
2-methylquinoxaline

2-methylquinoxaline

4-Methoxybenzyl alcohol
105-13-5

4-Methoxybenzyl alcohol

2-(4-methoxyphenethyl)quinoxaline

2-(4-methoxyphenethyl)quinoxaline

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

4-Methylbenzyl alcohol
589-18-4

4-Methylbenzyl alcohol

2-(4-methylphenethyl)quinoxaline

2-(4-methylphenethyl)quinoxaline

Conditions
ConditionsYield
With C17H14Br2CoN4; potassium tert-butylate In toluene at 150℃; for 24h; Inert atmosphere; Sealed tube; Green chemistry;88%
With potassium hydroxide In toluene at 140℃; for 12h;86%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

4-cyclohexyl-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester
1539-59-9

4-cyclohexyl-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester

2‐cyclohexyl‐3‐methylquinoxaline

2‐cyclohexyl‐3‐methylquinoxaline

Conditions
ConditionsYield
Stage #1: 2-methylquinoxaline; 4-cyclohexyl-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester With trifluoroacetic acid In 2,2,2-trifluoroethanol at 20℃; for 4h; Sealed tube; Irradiation; Inert atmosphere;
Stage #2: In 2,2,2-trifluoroethanol at 20℃; for 4h;
66%
Stage #1: 2-methylquinoxaline; 4-cyclohexyl-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester With trifluoroacetic acid In 2,2,2-trifluoroethanol at 35℃; for 4h; Irradiation; Inert atmosphere; Sealed tube;
Stage #2: In 2,2,2-trifluoroethanol for 4h; Irradiation; Inert atmosphere;
66%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

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

1,2-diamino-benzene

2-(1H-benzo[d]imidazol-2-yl)quinoxaline
2215-43-2

2-(1H-benzo[d]imidazol-2-yl)quinoxaline

Conditions
ConditionsYield
With iodine; oxygen In dimethyl sulfoxide at 110℃;98%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2-(iodomethyl)quinoxaline

2-(iodomethyl)quinoxaline

Conditions
ConditionsYield
With copper(ll) sulfate pentahydrate; iodine In acetonitrile at 70℃; for 3h; regioselective reaction;81%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

D,L-valine
516-06-3

D,L-valine

1-isopropylimidazo[1,5-a]quinoxaline

1-isopropylimidazo[1,5-a]quinoxaline

Conditions
ConditionsYield
With tert.-butylhydroperoxide; diphenyl-phosphinic acid; tetra-(n-butyl)ammonium iodide In dimethyl sulfoxide at 90℃; for 8h; Sealed tube;69%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2-amino-3,3-dimethylbutanoic acid
33105-81-6

2-amino-3,3-dimethylbutanoic acid

Conditions
ConditionsYield
With tert.-butylhydroperoxide; diphenyl-phosphinic acid; tetra-(n-butyl)ammonium iodide In dimethyl sulfoxide at 90℃; for 8h; Sealed tube;74%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

1-naphthalene methanol
4780-79-4

1-naphthalene methanol

2-(2-(naphthalen-1-yl)ethyl)quinoxaline

2-(2-(naphthalen-1-yl)ethyl)quinoxaline

Conditions
ConditionsYield
With C17H14Br2CoN4; potassium tert-butylate In toluene at 150℃; for 24h; Inert atmosphere; Sealed tube; Green chemistry;86%
With potassium hydroxide In toluene at 140℃; for 12h;67%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

sodium benzenesulfonate
873-55-2

sodium benzenesulfonate

2-((phenylsulfonyl)methyl)quinoxaline

2-((phenylsulfonyl)methyl)quinoxaline

Conditions
ConditionsYield
With tert-Butyl peroxybenzoate; tetra-(n-butyl)ammonium iodide In water at 100℃; for 10h; Sealed tube; Green chemistry;83%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

9-anthracene aldehyde
642-31-9

9-anthracene aldehyde

(E)-2-(2-(anthracen-9-yl)vinyl)quinoxaline

(E)-2-(2-(anthracen-9-yl)vinyl)quinoxaline

Conditions
ConditionsYield
Stage #1: 2-methylquinoxaline With sodium hydride In tetrahydrofuran at 0℃; for 0.5h; Knoevenagel Condensation; Inert atmosphere;
Stage #2: 9-anthracene aldehyde In tetrahydrofuran at 20℃; for 4h; Knoevenagel Condensation; Inert atmosphere;
88%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

(R)-2-methyl-1,2,3,4-tetrahydroquinoxaline

(R)-2-methyl-1,2,3,4-tetrahydroquinoxaline

Conditions
ConditionsYield
With C25H30N2O2RuS(1+)*C32H12BF24(1-); hydrogen In 1,1-dichloroethane at 40℃; under 38002.6 Torr; for 8h; Autoclave; optical yield given as %ee; enantioselective reaction;95%
With C71H73ClN2O2P2Ru; potassium tert-butylate; hydrogen In isopropyl alcohol at 25℃; under 15201 Torr; for 22h; Autoclave; enantioselective reaction;89 %Spectr.
4-(N,N-di-(pyridine-2-ylmethyl)amino)benzaldehyde
946005-73-8

4-(N,N-di-(pyridine-2-ylmethyl)amino)benzaldehyde

2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2-[2-(4-di-2-picolylaminophenyl)vinyl]quinoxaline

2-[2-(4-di-2-picolylaminophenyl)vinyl]quinoxaline

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 20℃; for 15h; Aldol Condensation; Reflux;84%
2-methylquinoxaline
7251-61-8

2-methylquinoxaline

2,3-diphenyl-3,4-dihydroquinazolin-4-ol
1440513-46-1

2,3-diphenyl-3,4-dihydroquinazolin-4-ol

2,3-diphenyl-4-(quinoxalin-2-ylmethyl)-3,4-dihydroquinazoline

2,3-diphenyl-4-(quinoxalin-2-ylmethyl)-3,4-dihydroquinazoline

Conditions
ConditionsYield
With iron(III) chloride In 1,2-dichloro-ethane at 80℃; for 6h;84%

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