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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 Benzimidazole supplier in China

Cas:51-17-2

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Hubei Vanz Pharm Co.,Ltd

1 high purity 2 able to provide COA/HNMR/HPLC 3 High quality 4 low price 5 Best service Appearance:white powder Storage:rm Package:bag/bottle/drum Application:pharmaceutical intermediate Transportation:common transportation Port:Shanghai, Wuh

Benzimidazole

Cas:51-17-2

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

Benzimidazole CAS 51-17-2 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing t

Benzimidazole CAS 51-17-2

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $10.0

Type:Trading Company

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Henan Allgreen Chemical Co.,Ltd

high quality Located in Zhengdong New District, Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is comprehensive high-tech modern enterprises integrating professional R&D, production and sales. Strong technical force, with a long

Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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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 Benzimidazole

Cas:51-17-2

Min.Order:1

Negotiable

Type:Other

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

huge stock TC Fungicide Benzimidazole 51-17-2 GLP Manufacturer

Cas:51-17-2

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap

Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

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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 according to the contract research and development services for the fine c

High purity Benzimidazole 98% TOP1 supplier in China

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $2.0 / 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

Benzimidazole

Cas:51-17-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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Hubei DiBo chemical co., LTD

Name:Benzimidazole CAS NO: 51-17-2 Grade:Medical scientific research and export Molecular formula:C7H6N2 Molecular weight:118.14 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability Data sto

Benzimidazole/cas:51-17-2/Raw material spot

Cas:51-17-2

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of

Benzimidazole Manufacturer

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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Jinan Finer Chemical Co., Ltd

Product Description Product name Benzimidazole CAS 51-17-2 Assay 99% Appearance white powder

Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Henan Tianfu Chemical Co., Ltd.

High purity CAS 51-17-2 Benzimidazole in stock Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediates (Fluorene,Carba

High purity CAS 51-17-2 Benzimidazole in stock

Cas:51-17-2

Min.Order:1 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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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

51-17-2 Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

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

Top Purity CAS 51-17-2 with fast shipping

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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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

Hot Sell Factory Supply Raw Material CAS51-17-2 Benzimidazole

Cas:51-17-2

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Name: Benzimidazole CAS:51-17-2 Appearance: White crystal Application:Agrochemical Intermediates Package:25kg/drum Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:25kg/drum Applicati

Benzimidazole CAS: 51-17-2

Cas:51-17-2

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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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:white or off-white powder Storage:Store in sealed containers

99% Benzimidazole CAS 51-17-2

Cas:51-17-2

Min.Order:100 Gram

Negotiable

Type:Other

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Xiamen AmoyChem Co.,Ltd

Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi

Benzimidazole

Cas:51-17-2

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Other

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Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients 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 Specialized

Benzimidazole 51-17-2

Cas:51-17-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

Benzimidazole51-17-2

Cas:51-17-2

Min.Order:25 Gram

FOB Price: $20.0 / 60.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Benzimidazole CAS:51-17-2 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 intermediates,

Benzimidazole CAS:51-17-2

Cas:51-17-2

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

Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developmen

Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $1.0 / 2.0

Type:Trading Company

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Hubei Jiutian Bio-medical Technology Co., Ltd

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie

CAS 51-17-2 Benzimidazol

Cas:51-17-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $6.0 / 14.0

Type:Lab/Research institutions

inquiry

Lonwin Chemical Group Limited

Benzimidazole CAS: 51-17-2 Specification Item Specification Appearance White crystalline powder Assay ≥99% Density 1.1151 (rough estimate) Melting point 169-171 °C (lit.)

Factory supply Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

Type:Other

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Leader Biochemical Group

Overview of Our Factories Our Factories production lines Our Factories R&D ability Our Factories warehouse Our Factorie

China Biggest Factory & Manufacturer supply Benzimidazole

Cas:51-17-2

Min.Order:1 Kilogram

FOB Price: $5.0 / 10.0

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

Benzimidazole

Cas:51-17-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

3-amino-3-(o-aminoanilino)-2-cyano-2-propenal phenylhydrazone
106157-75-9

3-amino-3-(o-aminoanilino)-2-cyano-2-propenal phenylhydrazone

A

benzoimidazole
51-17-2

benzoimidazole

B

5-Amino-4-cyano-1-phenylpyrazole
5334-43-0

5-Amino-4-cyano-1-phenylpyrazole

Conditions
ConditionsYield
With orthoformic acid triethyl ester In butan-1-ol for 4h; Heating;A 100%
B 100%
3-amino-3-(o-aminoanilino)-2-cyano-2-propenal phenylhydrazone
106157-75-9

3-amino-3-(o-aminoanilino)-2-cyano-2-propenal phenylhydrazone

orthoformic acid triethyl ester
122-51-0

orthoformic acid triethyl ester

A

benzoimidazole
51-17-2

benzoimidazole

B

5-Amino-4-cyano-1-phenylpyrazole
5334-43-0

5-Amino-4-cyano-1-phenylpyrazole

Conditions
ConditionsYield
In butan-1-ol for 4h; Heating;A 100%
B 100%
orthoformic acid triethyl ester
122-51-0

orthoformic acid triethyl ester

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

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
Stage #1: orthoformic acid triethyl ester at 20℃; for 0.25h;
Stage #2: 1,2-diamino-benzene at 20℃; for 3h;
100%
With aminosulfonic acid In methanol at 20℃; for 1h;98%
iodine In acetonitrile at 20℃; for 0.25h;98%
N-(2-aminophenyl)formamide
34840-28-3

N-(2-aminophenyl)formamide

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With boron tribromide In dimethyl sulfoxide at 70℃; for 5h; Reagent/catalyst; Temperature; Schlenk technique; Inert atmosphere;100%
tert-butyl 1H-benzo[d]imidazole-1-carboxylate

tert-butyl 1H-benzo[d]imidazole-1-carboxylate

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With water at 100℃; for 0.166667h;99%
With zinc dibromide In dichloromethane for 4h; Ambient temperature;90%
With 3-butyl-l-methyl-1H-imidazol-3-iumtrifloroacetate In 1,4-dioxane; water at 70 - 72℃; for 4h;65%
N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

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

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With {[Zn(3,5-bis(4-oxo-4H-pyridin-1-yl)benzoate)Cl]*5H2O}n at 120℃; under 760.051 Torr; for 48h;99%
With carbon dioxide In water at 150℃; under 37503.8 Torr; for 5h;97.5%
With 1,1,1,3,3,3-hexamethyl-disilazane at 120℃; for 12h; Catalytic behavior; Reagent/catalyst; Temperature; Time; Green chemistry;97%
1-benzylbenzimidazole
4981-92-4

1-benzylbenzimidazole

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With triethylsilane; palladium 10% on activated carbon In tetrahydrofuran at 20℃; for 14h; Reagent/catalyst; Solvent; Inert atmosphere;99%
With potassium tert-butylate; oxygen; dimethyl sulfoxide at 25℃; for 0.166667h;92%
formic acid
64-18-6

formic acid

2-nitro-aniline
88-74-4

2-nitro-aniline

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With tin(ll) chloride at 130℃; for 0.0833333h; microwave;99%
With iron; ammonium chloride In isopropyl alcohol at 80℃; for 1h;97%
With palladium 10% on activated carbon; triethylamine at 150℃; for 0.0833333h; Microwave irradiation;95%
With palladium 10% on activated carbon; triethylamine at 150℃; for 0.133333h; Microwave irradiation;95%
With hydrogenchloride; iron In water at 70 - 100℃;
2-methylsulfanylbenzimidazole
7152-24-1

2-methylsulfanylbenzimidazole

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With triethylsilane; palladium 10% on activated carbon In tetrahydrofuran at 0 - 20℃; for 24.5h; chemoselective reaction;99%
carbon dioxide
124-38-9

carbon dioxide

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

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With diphenylsilane; C33H36BO6(3-)*Eu(3+)*H2O*2C3H7NO In acetonitrile at 120℃; under 7500.75 Torr; for 24h; Catalytic behavior; Reagent/catalyst; Temperature; Solvent; Time; Autoclave;99%
With dimethylamine borane; potassium carbonate In ethanol; water under 15001.5 Torr; for 18h; Catalytic behavior; Autoclave;96%
With tris(2-diphenylphosphinoethyl)phosphine; hydrogen; cobalt(II) fuoride; cesium fluoride In ethanol at 140℃; under 45004.5 Torr; for 24h; Mechanism; Reagent/catalyst; Glovebox; Autoclave;94%
benzamidin
618-39-3

benzamidin

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With caesium carbonate In water at 50℃; for 0.166667h; Microwave irradiation;99%
oxalic acid
144-62-7

oxalic acid

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

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
In 1,4-dioxane at 120℃; for 6h; Mechanism; Solvent; Temperature; Time; Green chemistry;98%
formic acid
64-18-6

formic acid

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

1,2-diamino-benzene

trimethyl orthoformate
149-73-5

trimethyl orthoformate

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
at 120℃; for 1h; Microwave irradiation;98%
formic acid
64-18-6

formic acid

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

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With zinc(II) oxide In water at 70℃; for 0.1h;97%
With zinc(II) oxide In water at 70℃; for 0.1h; Green chemistry; chemoselective reaction;97%
for 8h; Reflux;94%
methanol
67-56-1

methanol

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

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With potassium tert-butylate In 1,4-dioxane at 130℃; for 48h; Autoclave;97%
With sodium t-butanolate In water at 75℃; for 16h; Green chemistry;66%
formic acid
64-18-6

formic acid

1,2-Dinitrobenzene
528-29-0

1,2-Dinitrobenzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With gold nano particles supported on rutile TiO2 In toluene at 70℃; under 750.075 Torr; for 6h; Inert atmosphere; chemoselective reaction;97%
With palladium particles distributed over the surface of fibrous silica nanospheres modified via aminopropyltriethoxysilane In tetrahydrofuran at 70℃; for 3h;96 %Chromat.
methanol
67-56-1

methanol

2-nitro-aniline
88-74-4

2-nitro-aniline

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With palladium with copper supported on alumina In water at 179.84℃; under 26252.6 Torr; for 12h; Autoclave;96.5%
With TiO2-P25 nanoparticles for 3h; UV-irradiation;10 %Spectr.
In water at 150℃; under 26252.6 Torr; Inert atmosphere;
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

trimethyl orthoformate
149-73-5

trimethyl orthoformate

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With aminosulfonic acid In methanol at 20℃; for 1h;96%
With 1,1,1,3',3',3'-hexafluoro-propanol at 20℃; for 2h; chemoselective reaction;95%
With 1-(propyl-3-sulfonate) 3-methylimidazol(3H)-1-ium phosphotungstate In water at 20℃; for 0.35h; Reagent/catalyst; Time; Solvent;94%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With hydrogenchloride In water at 150℃; for 0.0333333h; Microwave irradiation;96%
With chitosan In neat (no solvent) at 150℃; for 36h; Sealed tube;61%
1-(4-methyl-benzenesulfonyl)-benzimidazole
15728-44-6

1-(4-methyl-benzenesulfonyl)-benzimidazole

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl acetamide at 60℃; for 3h; Inert atmosphere;95%
With tetraethylammonium perchlorate; triethylamine In dimethyl sulfoxide at 20℃; for 8h; Electrolysis; Green chemistry;90%
With formic acid; (4,4'-di-tert-butyl-2,2'-dipyridyl)-bis-(2-phenylpyridine(-1H))-iridium(III) hexafluorophosphate; N-ethyl-N,N-diisopropylamine In acetonitrile at 20℃; for 24h; Inert atmosphere; Sealed tube; Irradiation;70%
With cetyltrimethylammonim bromide; potassium hydroxide In tetrahydrofuran; water at 20℃; for 4h; Green chemistry;
With 3,6‐di‐tert‐butyl‐9‐mesityl‐10‐phenylacridin‐10‐ium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In water; acetonitrile for 20h; Irradiation;96 %Spectr.
o-phenylenediamine dihydrochloride
615-28-1

o-phenylenediamine dihydrochloride

formic acid ethyl ester
109-94-4

formic acid ethyl ester

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
In ethylene glycol for 0.025h; microwave irradiation;94%
2-nitro-aniline
88-74-4

2-nitro-aniline

orthoformic acid triethyl ester
122-51-0

orthoformic acid triethyl ester

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With iron; ytterbium(III) triflate at 75℃; for 3h;94%
With 10% Pd/C; hydrogen; acetic acid In methanol at 20℃; under 760.051 Torr;93%
carbon dioxide
124-38-9

carbon dioxide

2-nitro-aniline
88-74-4

2-nitro-aniline

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With palladium 10% on activated carbon; phenylsilane; 1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidine In acetonitrile at 70℃; under 7500.75 Torr; for 15h; Catalytic behavior; Solvent; Reagent/catalyst; Temperature; Time; Pressure;94%
With dimethylamine borane; potassium carbonate In ethanol; water under 15001.5 Torr; for 18h; Catalytic behavior; Autoclave;90%
With gold on titanium oxide; hydrogen In 1-methyl-pyrrolidin-2-one at 99.84℃; under 60006 Torr; for 12h; Sealed tube; Green chemistry;85%
Benzimidazol-2-thiol
134469-07-1

Benzimidazol-2-thiol

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With rose bengal; water; oxygen; sodium chloride In N,N-dimethyl-formamide at 25℃; for 48h; Mechanism; Catalytic behavior; Solvent; Reagent/catalyst; Time; Irradiation; Green chemistry;94%
2,3-dihydrobenzimidazol-2-thione
583-39-1

2,3-dihydrobenzimidazol-2-thione

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With dihydrogen peroxide; acetic acid at 25℃; for 0.0166667h;93%
With sodium tetrahydroborate; nickel dichloride In methanol at 20℃; for 0.0833333h;84%
With sodium hydrogencarbonate In dimethyl sulfoxide at 100℃; for 20h;30%
formaldehyd
50-00-0

formaldehyd

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

1,2-diamino-benzene

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With zinc oxide nanoparticle In ethanol at 25℃; for 0.166667h; Sonication; Green chemistry;93%
With zinc(II) oxide In neat (no solvent) at 20℃; for 0.5h; Milling; Green chemistry;92%
With oxygen; pyrographite In methanol; water; acetic acid at 115℃; for 3h;91%
1-phenyl-2-hydroxyethanone
582-24-1

1-phenyl-2-hydroxyethanone

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

1,2-diamino-benzene

A

benzoimidazole
51-17-2

benzoimidazole

B

2-phenylquinoxaline
5021-43-2

2-phenylquinoxaline

C

2-phenyl-1H-benzoimidazole
716-79-0

2-phenyl-1H-benzoimidazole

Conditions
ConditionsYield
In diethylene glycol dimethyl ether at 140℃; for 2h;A n/a
B 93%
C n/a
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

Formanilid
103-70-8

Formanilid

benzoimidazole
51-17-2

benzoimidazole

Conditions
ConditionsYield
With zinc(II) acetate dihydrate In neat (no solvent) at 120℃; under 7600.51 Torr; for 18h; Autoclave; Inert atmosphere; Green chemistry;92%
benzoimidazole
51-17-2

benzoimidazole

acetic anhydride
108-24-7

acetic anhydride

1-acetylbenzimidazole
18773-95-0

1-acetylbenzimidazole

Conditions
ConditionsYield
With acetic acid at 140℃; for 0.5h;100%
With N-benzyl-N,N,N-triethylammonium chloride; potassium carbonate In acetonitrile at 20℃; for 0.25h; Acetylation;63%
benzoimidazole
51-17-2

benzoimidazole

ethyl iodide
75-03-6

ethyl iodide

1,3-diethyl-1H-benzo[d]imidazol-3-ium iodide
24351-22-2

1,3-diethyl-1H-benzo[d]imidazol-3-ium iodide

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 70℃; for 24h;100%
With potassium carbonate In acetonitrile for 8h; Reflux;90%
With sodium acetate In o-xylene for 3h; Reflux;74%
benzoimidazole
51-17-2

benzoimidazole

benzyl chloride
100-44-7

benzyl chloride

1-benzylbenzimidazole
4981-92-4

1-benzylbenzimidazole

Conditions
ConditionsYield
With sodium hydroxide at 30℃; for 0.833333h;100%
With potassium hydroxide; PEG-400-Et2 In water; benzene at 30℃; for 3h;97%
With potassium hydroxide; N-butylpyridinium tetrafluoroborate at 20℃; for 3h;97%
benzoimidazole
51-17-2

benzoimidazole

1,3-dibromo-propane
109-64-8

1,3-dibromo-propane

1,3-bis(N-benzimidazolyl)propane
39677-02-6

1,3-bis(N-benzimidazolyl)propane

Conditions
ConditionsYield
Stage #1: benzoimidazole With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃; for 2h; Inert atmosphere;
Stage #2: 1,3-dibromo-propane In tetrahydrofuran; mineral oil for 6h; Reflux; Inert atmosphere;
100%
Stage #1: benzoimidazole With sodium hydride In tetrahydrofuran at 0℃;
Stage #2: 1,3-dibromo-propane In tetrahydrofuran
85%
81%
benzoimidazole
51-17-2

benzoimidazole

1-methoxy-2-methyl-1-trimethylsiloxy-1-propene
31469-15-5

1-methoxy-2-methyl-1-trimethylsiloxy-1-propene

chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

1,3-di(ethoxycarbonyl)-2-[1-methyl-1-(methoxycarbonyl)ethyl]benzimidazoline

1,3-di(ethoxycarbonyl)-2-[1-methyl-1-(methoxycarbonyl)ethyl]benzimidazoline

Conditions
ConditionsYield
With triethylamine In acetonitrile 1.) 0 deg C, 10 min, 2.) 0 deg C to r.t., 24 h;100%
With triethylamine In acetonitrile at 0 - 20℃; for 24h; Addition; N-alkoxycarbonylation;100%
benzoimidazole
51-17-2

benzoimidazole

1-(Trimethylsilyloxy)cyclohexene
6651-36-1

1-(Trimethylsilyloxy)cyclohexene

chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

1,3-di(ethoxycarbonyl)-2-(2-oxocyclohexyl)benzimidazoline

1,3-di(ethoxycarbonyl)-2-(2-oxocyclohexyl)benzimidazoline

Conditions
ConditionsYield
In dichloromethane at 20℃; for 24h; Addition; N-alkoxycarbonylation;100%
With triethylamine In acetonitrile 1.) 0 deg C, 10 min, 2.) 0 deg C to r.t., 24 h;82%
With triethylamine In acetonitrile at 0 - 20℃; for 24h; Addition; N-alkoxycarbonylation;82%
benzoimidazole
51-17-2

benzoimidazole

bromocyane
506-68-3

bromocyane

1-cyanobenzoimidazole
31892-41-8

1-cyanobenzoimidazole

Conditions
ConditionsYield
With trimethylamine Ambient temperature;100%
In benzene Heating;75%
In benzene for 1h; Substitution; Heating;75%
benzoimidazole
51-17-2

benzoimidazole

1,3-chlorobromopropane
109-70-6

1,3-chlorobromopropane

1-(Benzimidazol-1-yl)-3-chloropropane
151029-72-0

1-(Benzimidazol-1-yl)-3-chloropropane

Conditions
ConditionsYield
Stage #1: benzoimidazole With sodium hydride In 1-methyl-pyrrolidin-2-one at 20℃; for 0.5h;
Stage #2: 1.3-chlorobromopropane In 1-methyl-pyrrolidin-2-one at 20 - 100℃; for 76h;
100%
With tetrabutylammomium bromide; sodium hydroxide In water at 60℃; for 2.08333h;62%
With sodium hydride 1) acetonitrile, reflux, 1 h; 2) acetonitrile, reflux, 2 h; Yield given; Multistep reaction;
With potassium carbonate In acetone for 12h; Reflux;
benzoimidazole
51-17-2

benzoimidazole

3β-acetoxy-17-chloro-16-formylandrost-5,16-diene
1865-56-1

3β-acetoxy-17-chloro-16-formylandrost-5,16-diene

3-β-acetoxy-17-(1H-benzimidazol-1-yl)-16-formyl-androsta-5,16-diene
851895-78-8

3-β-acetoxy-17-(1H-benzimidazol-1-yl)-16-formyl-androsta-5,16-diene

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 80℃;100%
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1.5h;88.7%
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1.5h;88.7%
2-chloropyrimidine
1722-12-9

2-chloropyrimidine

benzoimidazole
51-17-2

benzoimidazole

1-(pyrimidin-2-yl)-1H-benzo[d]imidazole

1-(pyrimidin-2-yl)-1H-benzo[d]imidazole

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride; 2-aminopyrimidine-4,6-diol; copper(I) bromide at 145 - 150℃; for 24h;100%
With potassium carbonate In dimethyl sulfoxide at 70℃; for 24h; Inert atmosphere;95%
With 1-methyl-3-(2-pyridinyl)-3,4,5,6-tetrahydropyrimidin-3-ium hexafluorophosphate; potassium tert-butylate; palladium diacetate In 1,2-dimethoxyethane at 100℃; for 0.666667h; Buchwald-Hartwig Coupling; Microwave irradiation;93%
benzoimidazole
51-17-2

benzoimidazole

2-bromopyrimidine
4595-60-2

2-bromopyrimidine

1-(pyrimidin-2-yl)-1H-benzo[d]imidazole

1-(pyrimidin-2-yl)-1H-benzo[d]imidazole

Conditions
ConditionsYield
With tetrabutyl ammonium fluoride; 2-aminopyrimidine-4,6-diol; copper(I) bromide at 145 - 150℃; for 24h;100%
With copper(I) oxide; caesium carbonate In acetonitrile at 87℃; for 64h; Inert atmosphere;78%
benzoimidazole
51-17-2

benzoimidazole

3β-acetoxy-17-chloro-16-formyl-5α-androstan-16-ene
929269-86-3

3β-acetoxy-17-chloro-16-formyl-5α-androstan-16-ene

3β-acetoxy-17-(1H-benzimidazol-1-yl)-16-formyl-5α-androstan-16-ene
1301756-12-6

3β-acetoxy-17-(1H-benzimidazol-1-yl)-16-formyl-5α-androstan-16-ene

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 25℃; for 1h; Inert atmosphere;100%
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1.5h;88.7%
With potassium carbonate In N,N-dimethyl-formamide at 80℃;
benzoimidazole
51-17-2

benzoimidazole

5-bromobenzo[b]thiophene
4923-87-9

5-bromobenzo[b]thiophene

2-(benzo[b]thiophen-5-yl)-1H-benzo[d]imidazole
1011735-89-9

2-(benzo[b]thiophen-5-yl)-1H-benzo[d]imidazole

Conditions
ConditionsYield
With diisopropylisobutylamine; [RhCl(coe)2]2 In tetrahydrofuran at 200℃; for 2h; microwave irradiation;100%
benzoimidazole
51-17-2

benzoimidazole

fluorobenzene
462-06-6

fluorobenzene

1-phenyl-1H-benzoimidazole
2622-60-8

1-phenyl-1H-benzoimidazole

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl acetamide at 190℃; for 16h; Microwave irradiation;100%
With caesium carbonate In N,N-dimethyl acetamide at 190℃; for 16h; Sealed tube;95%
benzoimidazole
51-17-2

benzoimidazole

p-fluorotoluene
352-32-9

p-fluorotoluene

1-(4-methylphenyl)-1H-benzimidazole
60057-83-2

1-(4-methylphenyl)-1H-benzimidazole

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl acetamide at 210℃; for 24h; Microwave irradiation;100%
benzoimidazole
51-17-2

benzoimidazole

2-Fluorotoluene
95-52-3

2-Fluorotoluene

N-(2-methyl-1-phenyl)-1H-benzimidazole
34734-23-1

N-(2-methyl-1-phenyl)-1H-benzimidazole

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl acetamide at 210℃; for 12h; Microwave irradiation;100%
benzoimidazole
51-17-2

benzoimidazole

(3R,5R,10S,13S)-17-chloro-16-formyl-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,15-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate
1301756-18-2

(3R,5R,10S,13S)-17-chloro-16-formyl-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,15-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate

(3R,5R,10S,13S)-17-(1H-benzo[d]imidazol-1-yl)-16-formyl-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,15-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate
1301756-19-3

(3R,5R,10S,13S)-17-(1H-benzo[d]imidazol-1-yl)-16-formyl-10,13-dimethyl-2,3,4,5,6,7,8,9,10,11,12,13,14,15-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; Inert atmosphere;100%
benzoimidazole
51-17-2

benzoimidazole

1,3-dimethylbenzimidazolium hydrogen sulfate
85640-80-8

1,3-dimethylbenzimidazolium hydrogen sulfate

Conditions
ConditionsYield
Stage #1: benzoimidazole With sodium hydroxide In methanol at 20℃; for 2h;
Stage #2: With dimethyl sulfate In methanol at 40℃;
100%
benzoimidazole
51-17-2

benzoimidazole

4-dibenzothiophene boronic acid
108847-20-7

4-dibenzothiophene boronic acid

1-(dibenzothien-4-yl)-1H-benzimidazole

1-(dibenzothien-4-yl)-1H-benzimidazole

Conditions
ConditionsYield
With copper(I) oxide In methanol at 20℃;100%
benzoimidazole
51-17-2

benzoimidazole

thianthren-1-yl boronic acid
108847-76-3

thianthren-1-yl boronic acid

1-(thianthren-1-yl)-1H-benzimidazole

1-(thianthren-1-yl)-1H-benzimidazole

Conditions
ConditionsYield
With copper(I) oxide In methanol at 20℃;100%
benzoimidazole
51-17-2

benzoimidazole

(Z)-1-(1-(mesitylimino)-2,2-dimethylpropyl)pyridin-1-ium triflate

(Z)-1-(1-(mesitylimino)-2,2-dimethylpropyl)pyridin-1-ium triflate

(Z)-N-(1-(1H-benzo[d]imidazol-1-yl)-2,2-dimethylpropylidene)-2,4,6-trimethylaniline

(Z)-N-(1-(1H-benzo[d]imidazol-1-yl)-2,2-dimethylpropylidene)-2,4,6-trimethylaniline

Conditions
ConditionsYield
In dichloromethane at 20℃; for 3.5h; Inert atmosphere; Schlenk technique; Glovebox;100%
benzoimidazole
51-17-2

benzoimidazole

benzenesulfonyl chloride
98-09-9

benzenesulfonyl chloride

1-(phenylsulfonyl)-1H-benzo[d]imidazole
15728-43-5

1-(phenylsulfonyl)-1H-benzo[d]imidazole

Conditions
ConditionsYield
Stage #1: benzoimidazole With sodium hydride In tetrahydrofuran; mineral oil at 0℃; for 0.333333h; Inert atmosphere;
Stage #2: benzenesulfonyl chloride In tetrahydrofuran; mineral oil at 0 - 20℃; Inert atmosphere;
99%
Stage #1: benzoimidazole With pyridine In dichloromethane at 25℃; for 1h; Inert atmosphere;
Stage #2: benzenesulfonyl chloride In dichloromethane for 1h; Inert atmosphere;
79%
Stage #1: benzoimidazole With potassium tert-butylate In tetrahydrofuran at 0℃; for 0.0833333h; Inert atmosphere;
Stage #2: benzenesulfonyl chloride In tetrahydrofuran at 0℃; Inert atmosphere;
51%
benzoimidazole
51-17-2

benzoimidazole

1-methoxy-2-methyl-1-trimethylsiloxy-1-propene
31469-15-5

1-methoxy-2-methyl-1-trimethylsiloxy-1-propene

carbonochloridic acid 1-chloro-ethyl ester
50893-53-3

carbonochloridic acid 1-chloro-ethyl ester

1,3-di(1-chloroethoxycarbonyl)-2-[1-methyl-1-(methoxycarbonyl)ethyl]benzimidazoline

1,3-di(1-chloroethoxycarbonyl)-2-[1-methyl-1-(methoxycarbonyl)ethyl]benzimidazoline

Conditions
ConditionsYield
With triethylamine In acetonitrile 1.) 0 deg C, 10 min, 2.) 0 deg C, 1 h;99%
With triethylamine In acetonitrile at 0℃; for 1h; Addition; N-alkoxycarbonylation;99%

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