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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-Aminobenzimidazole

Cas:934-32-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Unique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Yellow crystalline powder Storage:Cool dry place Package:1kg/foill bag;25kg/drum Application:

2-Aminobenzimidazole Cas 934-32-7

Cas:934-32-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Chemwill Asia Co., Ltd.

Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

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

TIANFU CHEM---2-Aminobenzimidazole

Cas:934-32-7

Min.Order:1 Kilogram

Negotiable

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

Manufacturer supply CAS 934-32-7 with best quality

Cas:934-32-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

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

1H-Benzimidazol-2-amine 934-32-7

Cas:934-32-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

CAS NO.:934-32-7

Cas:934-32-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Triumph International Development Limilted

Product name: sodium metabisulfite / sodium metabisulphite Molecular weight: 190.10 Specification: 25Kg woven bag Quality guarantee period: 6 months Appearance:Store in a cool,dry place and keep away from direct strong light Stora

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

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Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

2-AMINOBENZIMIDAZOLE

Cas:934-32-7

Min.Order:1 Gram

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-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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-Aminobenzimidazole

Cas:934-32-7

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

Why Choose Us: 1. Factory direct sales, so we can provide the competitive price and high quality product base on 8 years of production and R&D experience. 2. It is available in stock for quick shipment.Products could be packaged according to cu

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Shanghai Massive Chemical Technology Co., Ltd.

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

2-Aminobenzimidazole/High quality/Best price

Cas:934-32-7

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

SSuperior quality moderate price & quick delivery Appearance:light yellow to cream or beige powder or flakes Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your reques

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Sinotech Import&Export Corporation

Product name: 2-aminobenzimidazole Alias: usafek-4037;2-aMinobenziMidazde;2-BENZIMIDAZOLAMINE;2-amino-1H-benzimidazole;2-amino-benzimidazol; CAS No.: 934-32-7 Molecular formula: C7H7N3 Molecular weight: 133.15100 Physical and chemical propert

2-aminobenzimidazole

Cas:934-32-7

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle

2-Aminobenzimidazole.99%

Cas:934-32-7

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: 2-Aminobenzimidazole CAS: 934-32-7 MF: C7H7N3 MW: 133.15 EINECS: 213-280-6 Mol File: 934-32-7.mol 2-Aminobenzimidazole Structure 2-Aminobenzimidazole Chemical Properties Melting point 226-230 °C (lit.) Boilin

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratoryAppearance:off-white to light yellow crystal powder Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

2-Aminobenzimidazole cas no. 934-32-7 98%

Cas:934-32-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

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

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec 2-Aminobenzimidazole 500g

Cas:934-32-7

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

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-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Manufacturers

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-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou Huarong Pharm Co., Ltd.

High qualityAppearance:White powder Storage:Room temperature Package:Aluminum bag Application:Used in producing API Transportation:By air Port:Beijing

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Nanjing Fred Technology Co.,Ltd.

Fredchem focus on CRO/CMO business and its own R&D of API/Intermediates Package:Kilograms/MT Application:Pharmaceutical field Transportation:According to customer request Port:Shanghai

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low priceAppearance:light yellow to cream or beige powder or flakes Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

2-Aminobenzimidazole

Cas:934-32-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

2-azido-1H-benzo[d]imidazole
1516-74-1

2-azido-1H-benzo[d]imidazole

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With sodium tetrahydroborate; tin bis(1,2-benzenethiolate) In tetrahydrofuran; phosphate buffer at 10℃; for 0.5h; pH=10; Reduction;100%
With dibutyltin In benzene at 40℃; for 2h; other reagents;98%
With acetic acid In dichloromethane at 20℃; for 2h; Irradiation;
bromocyane
506-68-3

bromocyane

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

1,2-diamino-benzene

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
In methanol; water at 20 - 60℃; Inert atmosphere;97%
In ethanol; water at 70℃; for 1h;90%
In methanol; water at 50℃; for 1h;89%
aminoiminomethanesulfonic acid
1184-90-3

aminoiminomethanesulfonic acid

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

1,2-diamino-benzene

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
In isopropyl alcohol at 60℃;95%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With N-sulfonated biguanidine modified silica coated on cobalt ferrite nanoparticle core In ethanol at 20℃; for 0.3h; Green chemistry;92%
cyanogen bromide

cyanogen bromide

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

1,2-diamino-benzene

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
In methanol; water at 20℃; for 24h;88%
In water at 20℃;75%
N-(1H-benzimidazol-2-yl)-N'-(p-methylbenzylidene)hydrazine

N-(1H-benzimidazol-2-yl)-N'-(p-methylbenzylidene)hydrazine

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

para-methylbenzonitrile
104-85-8

para-methylbenzonitrile

Conditions
ConditionsYield
at 700℃; under 0.02 Torr; Gas phase;A 85%
B 86%
N-(1H-benzimidazol-2-yl)-N'-(p-methoxybenzylidene)hydrazine

N-(1H-benzimidazol-2-yl)-N'-(p-methoxybenzylidene)hydrazine

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

4-methoxybenzonitrile
874-90-8

4-methoxybenzonitrile

Conditions
ConditionsYield
at 700℃; under 0.02 Torr; Gas phase;A 78%
B 85%
bromocyane
506-68-3

bromocyane

o-phenylenediamine dihydrochloride
615-28-1

o-phenylenediamine dihydrochloride

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
Stage #1: bromocyane; o-phenylenediamine dihydrochloride With sodium hydrogencarbonate In water; acetonitrile at 0 - 20℃;
Stage #2: With sodium carbonate In water; acetonitrile
85%
lobendazole
6306-71-4

lobendazole

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 4h; Heating;82%
N-tert-butyl-1H-benzo[d]imidazol-2-amine
1438395-75-5

N-tert-butyl-1H-benzo[d]imidazol-2-amine

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With hydrogenchloride In water for 12h; Reflux;82%
1H-benzimidazol-2-ylcarbamic acid methyl ester
162976-69-4

1H-benzimidazol-2-ylcarbamic acid methyl ester

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With sodium hydroxide In water for 2h; Reflux;80%
Stage #1: 1H-benzimidazol-2-ylcarbamic acid methyl ester With sodium hydroxide In water for 2h; Reflux;
Stage #2: With hydrogenchloride In water
65%
With oxygen In various solvent(s) at 20℃; for 5h; pH=11; Quantum yield; Kinetics; Further Variations:; pH-values; Reagents; conc. of dissolved O2; Decomposition; Photolysis;
Alkaline conditions;
With water Alkaline conditions;
N-(1H-benzimidazol-2-yl)-N'-benzylidenehydrazine
60059-51-0

N-(1H-benzimidazol-2-yl)-N'-benzylidenehydrazine

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

benzonitrile
100-47-0

benzonitrile

Conditions
ConditionsYield
at 700℃; under 0.02 Torr; Gas phase;A 73%
B 78%
guanidine nitrate
113-00-8

guanidine nitrate

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

1,2-diamino-benzene

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
Irradiation; microwave;75%
N-(1H-benzimidazol-2-yl)-N'-(p-chlorobenzylidene)hydrazine

N-(1H-benzimidazol-2-yl)-N'-(p-chlorobenzylidene)hydrazine

A

4-Cyanochlorobenzene
623-03-0

4-Cyanochlorobenzene

B

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
at 700℃; under 0.02 Torr; Gas phase;A 65%
B 67%
N-(1H-benzimidazol-2-yl)-N'-(p-nitrobenzylidene)hydrazine

N-(1H-benzimidazol-2-yl)-N'-(p-nitrobenzylidene)hydrazine

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

benzonitrile
100-47-0

benzonitrile

C

4-nitrobenzonitrile
619-72-7

4-nitrobenzonitrile

Conditions
ConditionsYield
at 700℃; under 0.02 Torr; Gas phase;A 65%
B 10%
C 58%
1,3-dicarbethoxy-S-methylisothiourea
34840-26-1

1,3-dicarbethoxy-S-methylisothiourea

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

1,2-diamino-benzene

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

1H-benzimidazol-2-ol
615-16-7

1H-benzimidazol-2-ol

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 5h; Heating;A 60%
B 22%
1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

di(1H-imidazol-1-yl)methanimine
104619-51-4

di(1H-imidazol-1-yl)methanimine

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
In tetrahydrofuran for 12h; Heating;59%
N-cyano-N-phenyl-p-toluenesulfonamide
55305-43-6

N-cyano-N-phenyl-p-toluenesulfonamide

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

1,2-diamino-benzene

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With lithium hexamethyldisilazane In tetrahydrofuran; hexane at 5 - 20℃; for 1h; Green chemistry;56%
2-Amino-1-benzylideneaminobenzimidazole
122128-68-1

2-Amino-1-benzylideneaminobenzimidazole

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

benzonitrile
100-47-0

benzonitrile

Conditions
ConditionsYield
In nitrobenzene for 12h; Heating;A 47%
B n/a
N-(1H-benzimidazol-2-yl)-N'-benzylidenehydrazine
60059-51-0

N-(1H-benzimidazol-2-yl)-N'-benzylidenehydrazine

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

1,3-diphenyl-8H-2,3a,8-triazacyclopenta[a]indene

1,3-diphenyl-8H-2,3a,8-triazacyclopenta[a]indene

C

5,11-diphenyl-6H,12H-dibenzimidazo[1,2-a;1',2'-d]pyrazine
1233945-59-9

5,11-diphenyl-6H,12H-dibenzimidazo[1,2-a;1',2'-d]pyrazine

D

lophine
484-47-9

lophine

E

benzonitrile
100-47-0

benzonitrile

Conditions
ConditionsYield
at 280℃; under 0.045 Torr; for 0.25h; Gas phase;A 20%
B 15%
C 18%
D 21%
E 15%
1H-benzimidazole-2-sulfonic acid
40828-54-4

1H-benzimidazole-2-sulfonic acid

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With ammonium hydroxide at 145 - 150℃; for 5h;
With ammonium hydroxide
With ammonia
Ammonium salt of Benzimidazole-2-sulfonic Acid

Ammonium salt of Benzimidazole-2-sulfonic Acid

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

2,3-dihydrobenzimidazol-2-thione
583-39-1

2,3-dihydrobenzimidazol-2-thione

Conditions
ConditionsYield
With formamide Heating; Yield given. Yields of byproduct given;
With formamide Heating; Yield given. Yields of byproduct given;
With formamide Product distribution; Heating; also 1-alkyl-substituted benzimidazole-2-sulfonic acids investigated;
sodium cyanide
143-33-9

sodium cyanide

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

1,2-diamino-benzene

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With bromine 1) water, 5 deg C; 2) water, room temperature, 5 h.; Yield given. Multistep reaction;
2-(1-ethylbenzimidazol-2-yl)methyleneaminobenzimidazole
245111-10-8

2-(1-ethylbenzimidazol-2-yl)methyleneaminobenzimidazole

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

1-ethyl-1H-benzo[d]imidazole-2-carbaldehyde
34734-20-8

1-ethyl-1H-benzo[d]imidazole-2-carbaldehyde

Conditions
ConditionsYield
With water Hydrolysis;
2-(1-vinylbenzimidazol-2-yl)methyleneaminobenzimidazole

2-(1-vinylbenzimidazol-2-yl)methyleneaminobenzimidazole

A

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

B

1-vinylbenzimidazole-2-carboxaldehyde
118482-08-9

1-vinylbenzimidazole-2-carboxaldehyde

Conditions
ConditionsYield
With water In dimethylsulfoxide-d6 for 120h; Hydrolysis;
-urea

-urea

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With hydrogenchloride
N.N'-o-phenylene-N''-benzoyl-guanidine

N.N'-o-phenylene-N''-benzoyl-guanidine

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With potassium hydroxide
N.N'-o-phenylene-N''-cinnamoyl-guanidine

N.N'-o-phenylene-N''-cinnamoyl-guanidine

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With potassium hydroxide
N.N'-o-phenylene-N.N''-dicyano-guanidine

N.N'-o-phenylene-N.N''-dicyano-guanidine

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

Conditions
ConditionsYield
With hydrogenchloride
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

cyclohexanone-2-carboxamide
22945-27-3

cyclohexanone-2-carboxamide

1,2,3,4,6,12-Hexahydrobenzimidazo<2,1-b>chinazolin-12-on
83785-99-3

1,2,3,4,6,12-Hexahydrobenzimidazo<2,1-b>chinazolin-12-on

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene for 3h; Heating;100%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

(4S,4'S)-4-(benzyl(methyl)amino)-4-(2',2'-dimethyl-1,3-dioxolan-4'-yl)-3-methoxybut-2-enal

(4S,4'S)-4-(benzyl(methyl)amino)-4-(2',2'-dimethyl-1,3-dioxolan-4'-yl)-3-methoxybut-2-enal

(1R,4'S)-{benzo[4,5]imidazo[1,2-a]pyrimidin-4-yl-(2',2'dimethyl-1',3-dioxolan-4'-yl)-methyl}benzylmethylamine

(1R,4'S)-{benzo[4,5]imidazo[1,2-a]pyrimidin-4-yl-(2',2'dimethyl-1',3-dioxolan-4'-yl)-methyl}benzylmethylamine

Conditions
ConditionsYield
In ethanol Reflux; Inert atmosphere;100%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

acetyl chloride
75-36-5

acetyl chloride

2-acetamidobenzimidazole
21202-05-1

2-acetamidobenzimidazole

Conditions
ConditionsYield
Heating;99%
With triethylamine for 16h; Cooling with ice;72%
With triethylamine at 50 - 55℃;
3-(2-furyl)-2-(2-methoxycarbonylphenylhydrazono)-3-oxo-propanal
289499-65-6

3-(2-furyl)-2-(2-methoxycarbonylphenylhydrazono)-3-oxo-propanal

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

methyl 2-(2-{1-[(1H-benzimidazol-2-ylimino)-methyl]-2-(furan-2-yl)-2-oxo-ethylidene}hydrazino)benzoate

methyl 2-(2-{1-[(1H-benzimidazol-2-ylimino)-methyl]-2-(furan-2-yl)-2-oxo-ethylidene}hydrazino)benzoate

Conditions
ConditionsYield
In ethanol for 0.166667h; microwave irradiation;99%
2-(2-methoxycarbonylphenylhydrazono)-3-oxo-3-(2-pyrrolyl)propanal
289499-66-7

2-(2-methoxycarbonylphenylhydrazono)-3-oxo-3-(2-pyrrolyl)propanal

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

methyl 2-(2-{1-[(1H-benzimidazol-2-ylimino)-methyl]-2-oxo-2-(1H-pyrrol-2-yl)-ethylidene}hydrazino)benzoate

methyl 2-(2-{1-[(1H-benzimidazol-2-ylimino)-methyl]-2-oxo-2-(1H-pyrrol-2-yl)-ethylidene}hydrazino)benzoate

Conditions
ConditionsYield
In ethanol for 0.166667h; microwave irradiation;99%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

2-Hydroxy-1,4-naphthoquinone
83-72-7

2-Hydroxy-1,4-naphthoquinone

4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

2-(((1H-benzo[d]imidazol-2-yl)amino)(4-nitrophenyl)methyl)-3-hydroxynaphthalene-1,4-dione
1259091-97-8

2-(((1H-benzo[d]imidazol-2-yl)amino)(4-nitrophenyl)methyl)-3-hydroxynaphthalene-1,4-dione

Conditions
ConditionsYield
With MCM-41 In ethanol at 20℃; for 1.16667h; Green chemistry;99%
With montmorillonite K-10 In ethanol at 20℃; for 8h;93%
With indium(III) chloride In water for 6h; Reflux;80%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

pyrimidine-2,4,5,6(1H,3H)-tetraone
61066-33-9, 61066-34-0, 61066-35-1, 61127-23-9

pyrimidine-2,4,5,6(1H,3H)-tetraone

2,5-dihydroxy-1,4-benzoquinone
615-94-1

2,5-dihydroxy-1,4-benzoquinone

2-amino-1H-benzo[d]imidazol-3-ium 3-hydroxy-1-(5-hydroxy-2,4,6-trioxohexahydropyrimidin-5-yl)-2,5,6-trioxocyclohex-3-en-1-ide
1367748-62-6

2-amino-1H-benzo[d]imidazol-3-ium 3-hydroxy-1-(5-hydroxy-2,4,6-trioxohexahydropyrimidin-5-yl)-2,5,6-trioxocyclohex-3-en-1-ide

Conditions
ConditionsYield
In chloroform for 4h; Reflux;99%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-fluorobenzaldehyde
459-57-4

4-fluorobenzaldehyde

cyanoacetic acid amide
107-91-5

cyanoacetic acid amide

2,5-bis(4-fluorophenyl)-2,3,5,12-tetrahydrobenzo[4,5]imidazo[1,2-a]pyrimido[4,5-d]pyrimidin-4(1H)-one
1392308-35-8

2,5-bis(4-fluorophenyl)-2,3,5,12-tetrahydrobenzo[4,5]imidazo[1,2-a]pyrimido[4,5-d]pyrimidin-4(1H)-one

Conditions
ConditionsYield
With silica sulfuric acid In ethylene glycol at 120℃; for 0.0166667h; Catalytic behavior; Reagent/catalyst; Solvent; Green chemistry;99%
With poly(ethylene glycol)-400 at 20℃; for 1h; Green chemistry;90%
In water for 2h; Reflux;89%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

dimedone
126-81-8

dimedone

ortho-bromobenzaldehyde
6630-33-7

ortho-bromobenzaldehyde

3,3-dimethyl-12-(2-bromophenyl)-1,2,3,4,5,12-hexahydrobenzo[4,5]imidazo[2,1-b]quinazolin-1-one

3,3-dimethyl-12-(2-bromophenyl)-1,2,3,4,5,12-hexahydrobenzo[4,5]imidazo[2,1-b]quinazolin-1-one

Conditions
ConditionsYield
With acetic acid at 60℃; for 0.333333h; Green chemistry;99%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

3-methoxy-benzaldehyde
591-31-1

3-methoxy-benzaldehyde

cyanoacetic acid amide
107-91-5

cyanoacetic acid amide

2,5-bis(3-methoxyphenyl)-2,3,5,12-tetrahydrobenzo[4,5]imidazo[1,2-a]pyrimido[4,5-d]pyrimidin-4(1H)-one

2,5-bis(3-methoxyphenyl)-2,3,5,12-tetrahydrobenzo[4,5]imidazo[1,2-a]pyrimido[4,5-d]pyrimidin-4(1H)-one

Conditions
ConditionsYield
With silica sulfuric acid In ethylene glycol at 120℃; for 0.0166667h; Green chemistry;99%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

2,3,5-trichloro-6-methoxybenzoic acid chloride
69954-01-4

2,3,5-trichloro-6-methoxybenzoic acid chloride

1-(3,5,6-trichloro-2-methoxybenzoyl)-2-aminobenzimidazole

1-(3,5,6-trichloro-2-methoxybenzoyl)-2-aminobenzimidazole

Conditions
ConditionsYield
With triethylamine In acetone at 55℃;98.7%
98%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

3-nitro-benzaldehyde
99-61-6

3-nitro-benzaldehyde

(1H-benzimidazol-2-yl)-(3-nitro-benzyliden)-amine
124066-54-2

(1H-benzimidazol-2-yl)-(3-nitro-benzyliden)-amine

Conditions
ConditionsYield
In toluene for 20h; Heating;98%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

dimedone
126-81-8

dimedone

3,3-dimethyl-12-(4-nitrophenyl)-3,4,5,12-tetrahydrobenzo[4,5]imidazo-[2,1-b]quinazolin-1(2H)-one

3,3-dimethyl-12-(4-nitrophenyl)-3,4,5,12-tetrahydrobenzo[4,5]imidazo-[2,1-b]quinazolin-1(2H)-one

Conditions
ConditionsYield
With silica In acetonitrile at 25 - 30℃; for 0.5h; Green chemistry;98%
With toluene-4-sulfonic acid In acetonitrile at 40 - 50℃; for 0.333333h; Green chemistry;98%
With starch functionalized Fe3O4 nanoparticles In water at 20℃; for 0.116667h; Irradiation; Green chemistry; chemoselective reaction;98%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-methoxy-benzaldehyde
123-11-5

4-methoxy-benzaldehyde

dimedone
126-81-8

dimedone

3,3-dimethyl-12-(4-methoxyphenyl)-3,4,5,12-tetrahydrobenzo [4,5]imidazo-[2,1-b]quinazolin-1(2H)-one

3,3-dimethyl-12-(4-methoxyphenyl)-3,4,5,12-tetrahydrobenzo [4,5]imidazo-[2,1-b]quinazolin-1(2H)-one

Conditions
ConditionsYield
With starch functionalized Fe3O4 nanoparticles In water at 20℃; for 0.15h; Irradiation; Green chemistry; chemoselective reaction;98%
With acetic acid at 60℃; for 0.333333h; Green chemistry;96%
With 4-methyl-4-sulfonic acid morpholinium chloride at 90℃; for 0.0833333h; Reagent/catalyst;96%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

formaldehyd
50-00-0

formaldehyd

(4-fluoro-phenyl)-thiourea
459-05-2

(4-fluoro-phenyl)-thiourea

5-(1H-benzoimidazol-2-yl)-1-(4-fluoro-phenyl)-[1,3,5]triazinane-2-thione

5-(1H-benzoimidazol-2-yl)-1-(4-fluoro-phenyl)-[1,3,5]triazinane-2-thione

Conditions
ConditionsYield
In water for 0.025h; microwave irradiation;98%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

dimedone
126-81-8

dimedone

12-(4-chlorophenyl)-3,3-dimethyl-3,4,5,12-tetrahydrobenzo[4,5]imidazo[2,1-b]quinazoline-1(2H)-one

12-(4-chlorophenyl)-3,3-dimethyl-3,4,5,12-tetrahydrobenzo[4,5]imidazo[2,1-b]quinazoline-1(2H)-one

Conditions
ConditionsYield
With butane-1-sulfonic acid modified starch coated γ-Fe2O3 magnetic nanoparticles In neat (no solvent) at 100℃; for 0.166667h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature;98%
With starch functionalized Fe3O4 nanoparticles In water at 20℃; for 0.116667h; Irradiation; Green chemistry; chemoselective reaction;98%
With 4-methyl-4-sulfonic acid morpholinium chloride at 90℃; for 0.0666667h; Catalytic behavior; Reagent/catalyst; Temperature;97%
3-(4-chlorophenyl)-2-(2-methoxycarbonylphenylhydrazono)-3-oxo-propanal
824953-65-3

3-(4-chlorophenyl)-2-(2-methoxycarbonylphenylhydrazono)-3-oxo-propanal

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

methyl 2-(2-{1-[(1H-benzimidazol-2-ylimino)-methyl]-2-(4-chlorophenyl)-2-oxo-ethylidene}hydrazino)benzoate

methyl 2-(2-{1-[(1H-benzimidazol-2-ylimino)-methyl]-2-(4-chlorophenyl)-2-oxo-ethylidene}hydrazino)benzoate

Conditions
ConditionsYield
In ethanol for 0.166667h; microwave irradiation;98%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

2-[hydroxy-(3-nitro-phenyl)-methyl]-acrylic acid methyl ester
360574-95-4

2-[hydroxy-(3-nitro-phenyl)-methyl]-acrylic acid methyl ester

6-[(3-nitrophenyl)hydroxymethyl]-5,6-dihydro-8H-benzo[4,5]imidazo[1,2-a]pyrimidin-7-one
1227670-24-7

6-[(3-nitrophenyl)hydroxymethyl]-5,6-dihydro-8H-benzo[4,5]imidazo[1,2-a]pyrimidin-7-one

Conditions
ConditionsYield
In 1,4-dioxane at 100℃; for 2h;98%
In tetrahydrofuran; water at 50℃; for 24h; Michael addition-cyclization tandem reaction;77%
pyridine-4-carbaldehyde
872-85-5

pyridine-4-carbaldehyde

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

ethyl acetoacetate
141-97-9

ethyl acetoacetate

ethyl 2-methyl-4-(pyridin-4-yl)-1,4-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylate
727405-62-1

ethyl 2-methyl-4-(pyridin-4-yl)-1,4-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylate

Conditions
ConditionsYield
With Thiamine hydrochloride In water for 3h; Reflux;98%
With zinc perchlorate In methanol for 6h; Reflux;70%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

ethyl acetoacetate
141-97-9

ethyl acetoacetate

3-Chlorobenzaldehyde
587-04-2

3-Chlorobenzaldehyde

4-(3-chlorophenyl)-2-methyl-1,4-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylic acid ethyl ester
727405-73-4

4-(3-chlorophenyl)-2-methyl-1,4-dihydrobenzo[4,5]imidazo[1,2-a]pyrimidine-3-carboxylic acid ethyl ester

Conditions
ConditionsYield
With poly(vinylpyrrolidonium) perchlorate ([PVPH]ClO4) at 100℃; for 0.333333h;98%
With N,N,N’,N’-tetrabromobenzene-1,3-disulfonamide In neat (no solvent) at 100℃; for 0.666667h; Reagent/catalyst; Green chemistry;96%
With 4,4'-(butane-1,4-diyl)bis(1-sulfo-1,4-diazabicyclo[2.2.2]octane-1,4-diium) tetrachloride In neat (no solvent) at 90℃; for 0.25h; Green chemistry;92%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

2,5-bis(chloromethyl)-1,3,4-oxadiazole
541540-90-3

2,5-bis(chloromethyl)-1,3,4-oxadiazole

C18H16N8O
1489236-38-5

C18H16N8O

Conditions
ConditionsYield
With potassium hydroxide In acetone Reflux;98%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-ethoxy-1,1,1-trichloro-3-buten-2-one
83124-74-7

4-ethoxy-1,1,1-trichloro-3-buten-2-one

2-(trichloromethyl)benzo[4,5]imidazol[1,2-a]pyrimidine
1320212-46-1

2-(trichloromethyl)benzo[4,5]imidazol[1,2-a]pyrimidine

Conditions
ConditionsYield
With triethylamine In toluene for 2h; Reflux;98%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

malononitrile
109-77-3

malononitrile

2-amino-4-(4-chlorophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile
378760-56-6

2-amino-4-(4-chlorophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile

Conditions
ConditionsYield
With Ag-TiO2 nanocomposite In neat (no solvent) at 60℃; for 0.133333h; Catalytic behavior; Solvent; Temperature;98%
With starch functionalized Fe3O4 nanoparticles In water at 20℃; for 0.05h; Irradiation; Green chemistry; chemoselective reaction;97%
With poly(vinylpyrrolidonium) perchlorate ([PVPH]ClO4) at 100℃; for 0.25h;96%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-fluorobenzaldehyde
459-57-4

4-fluorobenzaldehyde

malononitrile
109-77-3

malononitrile

2-amino-4-(4-fluorophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile
380891-82-7

2-amino-4-(4-fluorophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile

Conditions
ConditionsYield
With starch functionalized Fe3O4 nanoparticles In water at 20℃; for 0.05h; Irradiation; Green chemistry;98%
With Ag-TiO2 nanocomposite In neat (no solvent) at 60℃; for 0.133333h;97%
With zinc ferrite In methanol at 70℃; for 1.48333h; Sonication; Green chemistry;92%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

m-bromobenzoic aldehyde
3132-99-8

m-bromobenzoic aldehyde

malononitrile
109-77-3

malononitrile

2-amino-4-(3-bromophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile
933194-36-6

2-amino-4-(3-bromophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile

Conditions
ConditionsYield
With poly(vinylpyrrolidonium) perchlorate ([PVPH]ClO4) at 100℃; for 0.0666667h;98%
With 1-methyl-3-(trimethoxysilylpropyl)imidazolium hydrogen sulfate supported on rice husk ash In neat (no solvent) at 100℃; for 0.05h; Green chemistry;90%
With zinc ferrite In methanol at 70℃; for 1.36667h; Sonication; Green chemistry;90%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

(4-isopropylbenzaldehyde)
122-03-2

(4-isopropylbenzaldehyde)

malononitrile
109-77-3

malononitrile

2-amino-4-(4-isopropylphenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile
932995-93-2

2-amino-4-(4-isopropylphenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile

Conditions
ConditionsYield
With poly(vinylpyrrolidonium) perchlorate ([PVPH]ClO4) at 100℃; for 0.0666667h;98%
With toluene-4-sulfonic acid In neat (no solvent) at 80℃; for 0.55h; Green chemistry;92%
With 1-methyl-3-(trimethoxysilylpropyl)imidazolium hydrogen sulfate supported on rice husk ash In neat (no solvent) at 100℃; for 0.0833333h; Green chemistry;88%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

malononitrile
109-77-3

malononitrile

2-amino-4-(4-bromophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile
1608468-74-1

2-amino-4-(4-bromophenyl)-1,4-dihydrobenzo[4,5]imidazolo[1,2-a]pyrimidine-3-carbonitrile

Conditions
ConditionsYield
With Ag-TiO2 nanocomposite In neat (no solvent) at 60℃; for 0.166667h;98%
With starch functionalized Fe3O4 nanoparticles In water at 20℃; for 0.0666667h; Irradiation; Green chemistry;97%
With poly(vinylpyrrolidonium) perchlorate ([PVPH]ClO4) at 100℃; for 0.333333h;95%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

m-bromobenzoic aldehyde
3132-99-8

m-bromobenzoic aldehyde

ethyl acetoacetate
141-97-9

ethyl acetoacetate

ethyl 4-(3-bromophenyl)-1,4-dihydro-2-methylpyrimido[1,2-a]benzimidazole-3-carboxylate
932210-11-2

ethyl 4-(3-bromophenyl)-1,4-dihydro-2-methylpyrimido[1,2-a]benzimidazole-3-carboxylate

Conditions
ConditionsYield
With poly(vinylpyrrolidonium) perchlorate ([PVPH]ClO4) at 100℃; for 0.666667h;98%
With Copper-polysulfonamide complex immobilized on graphene oxide In ethanol for 0.333333h; Reflux;95%
With N,N,N’,N’-tetrabromobenzene-1,3-disulfonamide In neat (no solvent) at 100℃; for 0.583333h; Reagent/catalyst; Green chemistry;90%
1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

3-[3-(2-oxiranyl-ethoxy)-6-oxo-6H-pyridazin-1-ylmethyl]-benzoic acid methyl ester
1622068-87-4

3-[3-(2-oxiranyl-ethoxy)-6-oxo-6H-pyridazin-1-ylmethyl]-benzoic acid methyl ester

potassium 3-{3-[4-(2-amino-benzoimidazol-1-yl)-3-hydroxy-butoxy]-6-oxo-6H-pyridazin-1-ylmethyl}-benzoate
1622069-40-2

potassium 3-{3-[4-(2-amino-benzoimidazol-1-yl)-3-hydroxy-butoxy]-6-oxo-6H-pyridazin-1-ylmethyl}-benzoate

Conditions
ConditionsYield
With potassium hydroxide In methanol; water at 100℃; for 1h; Microwave irradiation;98%

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