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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Kilogram

Negotiable

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 2-Butyl-5-Nitrobenzofuran

Cas:133238-87-6

Min.Order:1

Negotiable

Type:Other

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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-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical Intermediate ( such as diabtes series, Anti

133238-87-6

Cas:133238-87-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

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

Pharmaceutical Grade CAS 133238-87-6 with competitive price

Cas:133238-87-6

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

2-Butyl-5-nitrobenzofuran/ LIDE PHARMA- Factory supply / Best price

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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

133238-87-6 2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

inquiry

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

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

2-Butyl-5-nitrobenzofuran CAS:133238-87-6 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 organi

2-Butyl-5-nitrobenzofuran CAS:133238-87-6

Cas:133238-87-6

Min.Order:1 Gram

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

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Zenuo Biological Medicine Technology Co Ltd

Product Name: 2-Butyl-5-nitrobenzofuran Synonyms: 2-Butyl-5-nitrobenzofuran;Benzofuran, 2-butyl-5-nitro-;2-butyl-5-nitro-1-benzofuran;2-n-Butyl-5-nitrobenzofuran;5-nitro-2-butyl benzofuran;2-Butyl-5-NIitrobenzofuran CAS: 133238-87-6 MF: C12H

2-Butyl-5-nitrobenzofuran Manufactory best quality

Cas:133238-87-6

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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-Butyl-5-Nitrobenzofuran

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

2-BUTYL-5-NITROBENZOFURAN

Cas:133238-87-6

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

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

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

2-butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

2-butyl-5-nitrobenzofuranAppearance:White powder Storage:In Shade Package:according to customers' requirements Application:chemical research Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF or CNF ect...)or according to y

2-butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Huarong Industrial Group Limited established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World.

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Gram

FOB Price: $1.0 / 2.0

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,

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Think Chemical Co. Ltd

HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing & distribution, thinkchem specializes in exp

2-Butyl-5-nitrobenzofuran 133238-87-6

Cas:133238-87-6

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Siwei Development Group Ltd.

Product name: 5-Nitro-2-Butyl Benzofuran CAS No.:133238-87-6 Molecule Formula:C12H13NO3 Molecule Weight:219.24 Purity: 98.0% Package: 25kg/drum Description:Red-brown oil Manufacture Standards:Enterprise Standard TE

Best Quality 5-Nitro-2-Butyl Benzofuran

Cas:133238-87-6

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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 and h

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Other

inquiry

Kono Chem Co.,Ltd

Product Name: 2-Butyl-5-nitrobenzofuran Synonyms: 2-Butyl-5-nitrobenzofuran;Benzofuran, 2-butyl-5-nitro-;2-butyl-5-nitro-1-benzofuran;2-n-Butyl-5-nit…Appearance:Solid powder Storage:Sealed,light and oxygen resistant Package:aluminum foil bag,carton

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Other

inquiry

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

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

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-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:Colorless or light yellow liquid Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:25kg/drum, or as per your request. Application:Used as Pharmac

2-Butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

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-butyl-5-nitrobenzofuran

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

2-Butyl-5-Nitrobenzofuran cas no. 133238-87-6 97%

Cas:133238-87-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

Koshlands reagent I
772-33-8

Koshlands reagent I

n-valeryl chloride
638-29-9

n-valeryl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Stage #1: Koshlands reagent I With triphenylphosphine In dichloromethane for 1h; Reflux;
Stage #2: n-valeryl chloride With triethylamine In dichloromethane for 3h; Reflux;
94%
2-butyl-5-nitro-2,3-dihydrobenzofuran-3-ol

2-butyl-5-nitro-2,3-dihydrobenzofuran-3-ol

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
With sulfuric acid In ethanol for 4h; Heating / reflux;80%
With hydrogenchloride In methanol; water at 90 - 95℃; for 5h;7.6 g
2-(hex-2-en-1-yl)-4-nitrophenol
1068753-61-6

2-(hex-2-en-1-yl)-4-nitrophenol

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
With sodium carbonate; p-benzoquinone; bis(benzonitrile)palladium(II) dichloride In 1,4-dioxane at 80℃; for 3h;50%
2-(2-formyl-4-nitrophenoxy)hexanoic acid
335153-21-4

2-(2-formyl-4-nitrophenoxy)hexanoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
With sodium acetate; acetic anhydride; acetic acid for 3h; Heating;
methyl 2-bromohexanoate
5445-19-2

methyl 2-bromohexanoate

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 87 percent / K2CO3 / dimethylformamide / 3.5 h / 92 - 94 °C
2: 80 percent / NaOH / Heating
3: acetic anhydride; sodium acetate; acetic acid / 3 h / Heating
View Scheme
5-Nitrosalicylaldehyde
97-51-8

5-Nitrosalicylaldehyde

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 87 percent / K2CO3 / dimethylformamide / 3.5 h / 92 - 94 °C
2: 80 percent / NaOH / Heating
3: acetic anhydride; sodium acetate; acetic acid / 3 h / Heating
View Scheme
methyl 2-(2-formyl-4-nitrophenoxy)butanoate
847869-79-8

methyl 2-(2-formyl-4-nitrophenoxy)butanoate

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: NaOH / 0.5 h / 90 °C
2: 87 percent / K2CO3 / dimethylformamide / 3.5 h / 92 - 94 °C
3: 80 percent / NaOH / Heating
4: acetic anhydride; sodium acetate; acetic acid / 3 h / Heating
View Scheme
methyl 2-(2-formyl-4-nitrophenoxy)pentanoate
847869-80-1

methyl 2-(2-formyl-4-nitrophenoxy)pentanoate

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: NaOH / 2 h / 50 °C
2: 87 percent / K2CO3 / dimethylformamide / 3.5 h / 92 - 94 °C
3: 80 percent / NaOH / Heating
4: acetic anhydride; sodium acetate; acetic acid / 3 h / Heating
View Scheme
methyl 2-(2-formyl-4-nitrophenoxy)hexanoate
335153-23-6

methyl 2-(2-formyl-4-nitrophenoxy)hexanoate

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 80 percent / NaOH / Heating
2: acetic anhydride; sodium acetate; acetic acid / 3 h / Heating
View Scheme
4-nitro-phenol
100-02-7

4-nitro-phenol

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: triethylamine / dichloromethane / 1 h / 0 - 5 °C / Inert atmosphere
2: aluminum (III) chloride / nitrobenzene / 5 h / 140 °C
3: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetone / 2 h / 25 - 30 °C
4: bromine / dichloromethane / 1 h / 25 - 30 °C
5: aluminum (III) chloride / dichloromethane / 15 - 20 °C
6: triethylamine / dichloromethane / 2 h / 25 - 30 °C
7: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
8: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
Multi-step reaction with 3 steps
1: hydrogenchloride / water / 38 h / 40 - 55 °C / Large scale
2: 1,2-dichloro-ethane / 65 - 75 °C / Large scale
3: sodium hydrogencarbonate / 1,2-dichloro-ethane / 55 - 60 °C / Large scale
View Scheme
2-butyl-5-nitrobenzofuran-3(2H)-one

2-butyl-5-nitrobenzofuran-3(2H)-one

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
2: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
p-nitrophenyl hexanoate
956-75-2

p-nitrophenyl hexanoate

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: aluminum (III) chloride / nitrobenzene / 5 h / 140 °C
2: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetone / 2 h / 25 - 30 °C
3: bromine / dichloromethane / 1 h / 25 - 30 °C
4: aluminum (III) chloride / dichloromethane / 15 - 20 °C
5: triethylamine / dichloromethane / 2 h / 25 - 30 °C
6: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
7: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
1-(2-hydroxy-5-nitrophenyl)hexan-1-one
1393093-65-6

1-(2-hydroxy-5-nitrophenyl)hexan-1-one

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetone / 2 h / 25 - 30 °C
2: bromine / dichloromethane / 1 h / 25 - 30 °C
3: aluminum (III) chloride / dichloromethane / 15 - 20 °C
4: triethylamine / dichloromethane / 2 h / 25 - 30 °C
5: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
6: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
1-(2-methoxy-5-nitrophenyl)hexan-1-one
1393093-66-7

1-(2-methoxy-5-nitrophenyl)hexan-1-one

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: bromine / dichloromethane / 1 h / 25 - 30 °C
2: aluminum (III) chloride / dichloromethane / 15 - 20 °C
3: triethylamine / dichloromethane / 2 h / 25 - 30 °C
4: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
5: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
2-bromo-1-(2-methoxy-5-nitrophenyl)hexan-1-one
1393093-67-8

2-bromo-1-(2-methoxy-5-nitrophenyl)hexan-1-one

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: aluminum (III) chloride / dichloromethane / 15 - 20 °C
2: triethylamine / dichloromethane / 2 h / 25 - 30 °C
3: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
4: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
2-bromo-1-(2-hydroxy-5-nitrophenyl)hexan-1-one
1393093-68-9

2-bromo-1-(2-hydroxy-5-nitrophenyl)hexan-1-one

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: triethylamine / dichloromethane / 2 h / 25 - 30 °C
2: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
3: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
Hexanoyl chloride
142-61-0

Hexanoyl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: triethylamine / dichloromethane / 1 h / 0 - 5 °C / Inert atmosphere
2: aluminum (III) chloride / nitrobenzene / 5 h / 140 °C
3: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetone / 2 h / 25 - 30 °C
4: bromine / dichloromethane / 1 h / 25 - 30 °C
5: aluminum (III) chloride / dichloromethane / 15 - 20 °C
6: triethylamine / dichloromethane / 2 h / 25 - 30 °C
7: sodium tetrahydroborate / methanol / 0.5 h / 0 - 5 °C
8: hydrogenchloride / methanol; water / 5 h / 90 - 95 °C
View Scheme
2-hydroxy-5-nitrobenzyl chloride
2973-19-5

2-hydroxy-5-nitrobenzyl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1,2-dichloro-ethane / 65 - 75 °C / Large scale
2: sodium hydrogencarbonate / 1,2-dichloro-ethane / 55 - 60 °C / Large scale
View Scheme
(2-hydroxy-5-nitrobenzyl)triphenylphosphine chloride
70726-17-9

(2-hydroxy-5-nitrobenzyl)triphenylphosphine chloride

n-valeryl chloride
638-29-9

n-valeryl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

Conditions
ConditionsYield
With sodium hydrogencarbonate In 1,2-dichloro-ethane at 55 - 60℃; Large scale;
2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

5-amino 2-n-butyl benzofuran
141645-51-4

5-amino 2-n-butyl benzofuran

Conditions
ConditionsYield
With ammonium formate; platinum(IV) oxide In ethanol at 20℃; under 18751.9 Torr;99.2%
With ammonium formate; 5%-palladium/activated carbon In ethanol at 50℃; for 5h;
In ethanol
4-[3-(di-n-butylamino)-propoxy]-benzoic acid chloride hydrochloride

4-[3-(di-n-butylamino)-propoxy]-benzoic acid chloride hydrochloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-butyl-3-(4-[3(dibutylamino)propoxy]benzoyl)-5-nitro-benzofuran hydrochloride
437651-47-3

2-butyl-3-(4-[3(dibutylamino)propoxy]benzoyl)-5-nitro-benzofuran hydrochloride

Conditions
ConditionsYield
Stage #1: 4-[3-(di-n-butylamino)-propoxy]-benzoic acid chloride hydrochloride; 2-(n-butyl)-5-nitrobenzofuran In water at 0 - 22℃; for 1.5h;
Stage #2: With iron(III) chloride at 20 - 22℃; for 1.5h;
98%
With iron(III) chloride In water at 0 - 22℃;95%
4-methoxy-benzoyl chloride
100-07-2

4-methoxy-benzoyl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

(2-butyl-5-nitrobenzofuran-3-yl)(4-methoxyphenyl)methanone
141627-42-1

(2-butyl-5-nitrobenzofuran-3-yl)(4-methoxyphenyl)methanone

Conditions
ConditionsYield
Stage #1: 4-methoxy-benzoyl chloride; 2-(n-butyl)-5-nitrobenzofuran; aluminum (III) chloride In chlorobenzene at 25℃; for 2h; Reflux;
Stage #2: With water In chlorobenzene Product distribution / selectivity;
90%
With aluminum (III) chloride In dichloromethane at 25℃; for 4h;88%
With tin(IV) chloride In ice-water; 1,1-dichloroethane83.5%
4-hydroxybenzoyl chloride
28141-24-4

4-hydroxybenzoyl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran
141645-16-1

2-n-butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran

Conditions
ConditionsYield
With tin(IV) chloride In dichloromethane at 0 - 20℃; for 2.5h; Friedel-Crafts Acylation;88%
phenylacetic acid
103-82-2

phenylacetic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-benzofuranyl phenyl ketone

2-n-butyl-5-nitro-benzofuranyl phenyl ketone

Conditions
ConditionsYield
Stage #1: phenylacetic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 4h;
Stage #2: With ethanol In chlorobenzene at 0℃;
86.8%
propionic acid
802294-64-0

propionic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-benzofuranyl ethyl ketone

2-n-butyl-5-nitro-benzofuranyl ethyl ketone

Conditions
ConditionsYield
Stage #1: propionic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 5h;
Stage #2: With ethanol In chlorobenzene at 0℃;
84.3%
isobutyric Acid
79-31-2

isobutyric Acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-benzofuranyl isobutyryl ketone

2-n-butyl-5-nitro-benzofuranyl isobutyryl ketone

Conditions
ConditionsYield
Stage #1: isobutyric Acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 2h;
Stage #2: With ethanol In chlorobenzene at 0℃;
84%
2-Methoxybenzoic acid
579-75-9

2-Methoxybenzoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-3-(2'-methoxy)-acetophenonebenzofuran
856758-04-8

2-n-butyl-5-nitro-3-(2'-methoxy)-acetophenonebenzofuran

Conditions
ConditionsYield
Stage #1: 2-Methoxybenzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 22h;
Stage #2: With ethanol In chlorobenzene at 0℃;
83.7%
p-Toluic acid
99-94-5

p-Toluic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-3-(4'-methyl)acetophenonebenzofuran

2-n-butyl-5-nitro-3-(4'-methyl)acetophenonebenzofuran

Conditions
ConditionsYield
Stage #1: p-Toluic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 5h;
Stage #2: With ethanol In chlorobenzene at 0℃;
83.4%
4-hydroxy-benzoic acid
99-96-7

4-hydroxy-benzoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran
141645-16-1

2-n-butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Stage #1: 4-hydroxy-benzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 3.45 - 5h;
Stage #2: With ethanol In chlorobenzene at 0 - 30℃; for 0.45 - 0.5h; Product distribution / selectivity;
81.6%
Stage #1: 4-hydroxy-benzoic acid; 2-(n-butyl)-5-nitrobenzofuran With dimethylsilicon dichloride; iron(II) chloride In chlorobenzene at 23 - 50℃; for 5h;
Stage #2: With ethanol In chlorobenzene at 20℃; Product distribution / selectivity;
76%
Stage #1: 4-hydroxy-benzoic acid; 2-(n-butyl)-5-nitrobenzofuran With tetrachlorosilane; iron(III) chloride In chlorobenzene at 23 - 50℃; for 5h;
Stage #2: With ethanol In chlorobenzene at 20℃; Product distribution / selectivity;
75%
Stage #1: 4-hydroxy-benzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; bismuth(lll) trifluoromethanesulfonate In chlorobenzene at 23 - 60℃; for 15h;
Stage #2: With ethanol In chlorobenzene at 20℃; Product distribution / selectivity;
10%
With trichlorophosphate; zinc(II) chloride at 23 - 60℃; for 15h; Product distribution / selectivity;1%
benzoic acid
65-85-0

benzoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-butyl-3-(benzoyl)-5-nitrobenzofuran

2-butyl-3-(benzoyl)-5-nitrobenzofuran

Conditions
ConditionsYield
Stage #1: benzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 4h;
Stage #2: With ethanol In chlorobenzene at 0℃;
81.3%
4-methoxyphenylboronic acid
5720-07-0

4-methoxyphenylboronic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

N-(2-butylbenzofuran-5-yl)-4-methoxybenzenesulfonamide

N-(2-butylbenzofuran-5-yl)-4-methoxybenzenesulfonamide

Conditions
ConditionsYield
With sodium metabisulfite; lithium phosphate; choline chloride In N,N-dimethyl-formamide at 130℃; for 10h; Inert atmosphere;78%
With sodium metabisulfite; lithium phosphate; choline chloride; water In N,N-dimethyl-formamide at 130℃; for 10h; Schlenk technique; Inert atmosphere;78%
acetic acid
64-19-7

acetic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-benzofuranyl methyl ketone

2-n-butyl-5-nitro-benzofuranyl methyl ketone

Conditions
ConditionsYield
Stage #1: acetic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 5h;
Stage #2: With ethanol In chlorobenzene at 0℃;
77.1%
carbon dioxide
124-38-9

carbon dioxide

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

N-(2-butylbenzofuran-5-yl)formamide

N-(2-butylbenzofuran-5-yl)formamide

Conditions
ConditionsYield
With 1,1,3,3-Tetramethyldisiloxane; iron; potassium iodide In N,N-dimethyl-formamide at 135℃; for 28h; Schlenk technique; Sealed tube;75%
4-methoxybenzoic acid
100-09-4

4-methoxybenzoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

(2-butyl-5-nitrobenzofuran-3-yl)(4-methoxyphenyl)methanone
141627-42-1

(2-butyl-5-nitrobenzofuran-3-yl)(4-methoxyphenyl)methanone

Conditions
ConditionsYield
Stage #1: 4-methoxybenzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 4h;
Stage #2: With ethanol In chlorobenzene at 0℃;
72.7%
naphthalene-2-boronic acid
32316-92-0

naphthalene-2-boronic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

N-(2-butylbenzofuran-5-yl)naphthalene-2-sulfonamide

N-(2-butylbenzofuran-5-yl)naphthalene-2-sulfonamide

Conditions
ConditionsYield
With sodium metabisulfite; lithium phosphate; choline chloride In N,N-dimethyl-formamide at 130℃; for 10h; Inert atmosphere;72%
With sodium metabisulfite; lithium phosphate; choline chloride; water In N,N-dimethyl-formamide at 130℃; for 10h; Schlenk technique; Inert atmosphere;72%
para-chlorobenzoic acid
74-11-3

para-chlorobenzoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-3-(4'-chloro)acetophenonebenzofuran

2-n-butyl-5-nitro-3-(4'-chloro)acetophenonebenzofuran

Conditions
ConditionsYield
Stage #1: para-chlorobenzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 120h;
Stage #2: With ethanol In chlorobenzene at 0℃;
71.7%
carbon monoxide
201230-82-2

carbon monoxide

4-methylphenylboronic acid
5720-05-8

4-methylphenylboronic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

N-(2-butylbenzofuran-5-yl)-4-methylbenzamide

N-(2-butylbenzofuran-5-yl)-4-methylbenzamide

Conditions
ConditionsYield
With chloro-trimethyl-silane; nickel; triphenylphosphine; sodium iodide In N,N-dimethyl acetamide at 135℃; for 16h; Schlenk technique; Sealed tube;69%
diethyl ether
60-29-7

diethyl ether

4-methoxy-phenyl-sulphonyl chloride
98-68-0

4-methoxy-phenyl-sulphonyl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-Butyl 3-(4-hydroxy benzenesulfonyl) 5-nitro benzofuran

2-n-Butyl 3-(4-hydroxy benzenesulfonyl) 5-nitro benzofuran

Conditions
ConditionsYield
With hydrogenchloride; sodium hydroxide; aluminium chloride; sodium sulfate In 1,1-dichloroethane; water68%
3-Methoxybenzoic acid
586-38-9

3-Methoxybenzoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-3-(3'-methoxy)acetophenonebenzofuran

2-n-butyl-5-nitro-3-(3'-methoxy)acetophenonebenzofuran

Conditions
ConditionsYield
Stage #1: 3-Methoxybenzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 5h;
Stage #2: With ethanol In chlorobenzene at 0℃;
57.6%
3-tert-butyl-4-[3-(di-n-butylamino)propoxy]benzoyl chloride

3-tert-butyl-4-[3-(di-n-butylamino)propoxy]benzoyl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-butyl-3-[3-tert-butyl-4-[3-(di-n-butylamino)propoxy]benzoyl]-5-nitrobenzofuran

2-butyl-3-[3-tert-butyl-4-[3-(di-n-butylamino)propoxy]benzoyl]-5-nitrobenzofuran

Conditions
ConditionsYield
With aluminum (III) chloride In dichloromethane at 0 - 20℃; for 17h;54%
4-(3-chloro propionamido)benzoyl chloride
141645-43-4

4-(3-chloro propionamido)benzoyl chloride

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

3-[4-(3-chloro propionamido)benzoyl] 2-n-butyl 5-nitro benzofuran
141645-45-6

3-[4-(3-chloro propionamido)benzoyl] 2-n-butyl 5-nitro benzofuran

Conditions
ConditionsYield
With hydrogenchloride; aluminium chloride In calcium chloride; 1,2-dichloro-ethane; toluene53%
4-trifluoromethylbenzoic acid
455-24-3

4-trifluoromethylbenzoic acid

2-(n-butyl)-5-nitrobenzofuran
133238-87-6

2-(n-butyl)-5-nitrobenzofuran

2-n-butyl-5-nitro-3-(4'-trifluoromethyl)acetophenonebenzofuran

2-n-butyl-5-nitro-3-(4'-trifluoromethyl)acetophenonebenzofuran

Conditions
ConditionsYield
Stage #1: 4-trifluoromethylbenzoic acid; 2-(n-butyl)-5-nitrobenzofuran With Methyltrichlorosilane; iron(III) chloride In chlorobenzene at 20 - 40℃; for 24h;
Stage #2: With ethanol In chlorobenzene at 0℃;
34.5%
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