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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------

High purity 7621-86-5 2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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Wuhan Fortuna Chemical Co.,Ltd

2-(4-Aminophenyl)-1H-benzimidazol-5-amine CAS 7621-86-5 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, Fi

2-(4-Aminophenyl)-1H-benzimidazol-5-amine CAS 7621-86-5

Cas:7621-86-5

Min.Order:10 Kilogram

FOB Price: $10.0

Type:Trading Company

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Chemwill Asia Co., Ltd.

2-(4-Aminophenyl)-1H-benzimidazol-5-amine Manufacturer Factory CAS 7621-86-5 2-(4-Aminophenyl)-1H-benzimidazol-5-amine Manufacturer High quality Best price In stock factory CAS 7621-86-5 2-(4-Aminophenyl)-1H-benzimidazol-5-amine COA TDS price MS

2-(4-Aminophenyl)-1H-benzimidazol-5-amine Manufacturer Factory CAS 7621-86-5

Cas:7621-86-5

Min.Order:5 Kiloliter

FOB Price: $3.5 / 5.0

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

Factory price 2-(4-Aminophenyl)-1H-benzimidazol-5-amine CAS 7621-86-5 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 inte

Factory price 2-(4-Aminophenyl)-1H-benzimidazol-5-amine CAS 7621-86-5 in stock

Cas:7621-86-5

Min.Order:1 Gram

FOB Price: $50.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

1,1,3,3-Tetramethyl-1,3-divinyldisilazane2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

New production CAS 7621-86-5 with best quality

Cas:7621-86-5

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

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:10 Kilogram

FOB Price: $60.0 / 80.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Product name: 2-(4-aminophenyl)-1H-benzimidazol-2-amine Category: Pharmaceutical intermediates CAS NO.: 7621-86-5 Molecular formula:

2-(4-Aminophenyl)-5-aminobenzimidazole

Cas:7621-86-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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-6-amine,2-(4-aminophenyl)- 7621-86-5

Cas:7621-86-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Syntheses Material Intermediates,CAS:7621-86-5

Cas:7621-86-5

Min.Order:1 Kilogram

FOB Price: $60.4 / 68.2

Type:Trading Company

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Henan Wentao Chemical Product Co., Ltd.

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

1H-Benzimidazol-6-amine,2-(4-aminophenyl)-

Cas:7621-86-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Xiamen Hisunny Chemical Co.,Ltd

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

2-(4-Aminophenyl)-1H-Benzimidazol-5-Amine

Cas:7621-86-5

Min.Order:0

Negotiable

Type:Manufacturers

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Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

1H-Benzimidazol-6-amine,2-(4-aminophenyl)-

Cas:7621-86-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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SHANGHAI SYSTEAM BIOCHEM CO., LTD

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

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

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Siwei Development Group Ltd.

Product name: 2-(4-Aminophenyl)-1H-Benzimidazol-2-Amine CAS No.: 7621-86-5 Molecule Formula:C13H12N4 Molecule Weight:224.26 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard

Lower Price 2-(4-Aminophenyl)-1H-Benzimidazol-2-Amine

Cas:7621-86-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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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-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

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

2-(4-Aminophenyl)-1H-benzo[d]imidazol-5-amine

Cas:7621-86-5

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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-(4-Aminophenyl)-1H- benzimidazol-5-amine (APBIA)99%

Cas:7621-86-5

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

2-(4-Aminophenyl)-1H-benzimidazol-5-amine Basic information Product Name: 2-(4-Aminophenyl)-1H-benzimidazol-5-amine Synonyms: 2-(4-aminophenyl)-3H-benzimidazol-5-amine;2-(4-AMINOPHENYL)-5-AMINOBENZIMIDAZOLE;2-(4-AMINOPHENYL)-1H-BENZIMIDAZOL-5-

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Hangzhou Huarong Pharm Co., Ltd.

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

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:0

Negotiable

Type:Trading Company

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TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

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

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Specification : 2-(4-Aminophenyl)-1H-benzimidazol

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Gram

Negotiable

Type:Trading Company

inquiry

KAISA GROUP INC

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

2-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

2-(4-Aminophenyl)-5-aminobenzimidazole

Cas:7621-86-5

Min.Order:0

Negotiable

Type:Manufacturers

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-(4-Aminophenyl)-1H-benzimidazol-5-amine

Cas:7621-86-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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-(4-Aminophenyl)-1H-benzimidazol-5-amine Cas no.7621-86-5 98%

Cas:7621-86-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

5-nitro-2-(4-nitrophenyl)-1H-benzimidazole
1772-39-0

5-nitro-2-(4-nitrophenyl)-1H-benzimidazole

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
With sodium sulfide; phosphoric acid In water at 100℃; for 12h; pH=< 1;96%
With hydrogenchloride; tin(ll) chloride
2',4',4-trinitrobenzanilide
37632-91-0

2',4',4-trinitrobenzanilide

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
With 5%-palladium/activated carbon; hydrogen In ethanol at 80℃; under 60006 Torr; for 5h; Autoclave;93.5%
With hydrogenchloride; tin(ll) chloride
With hydrogenchloride; tin(ll) chloride
Multi-step reaction with 2 steps
1: hydrogenchloride; iron / 90 - 95 °C
2: 250 °C / im Vakuum
View Scheme
2',4',4-Triaminobenzanilide
60779-50-2

2',4',4-Triaminobenzanilide

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
at 250℃; im Vakuum;
at 250℃; im Vakuum;
hydrogenchloride
7647-01-0

hydrogenchloride

2',4',4-trinitrobenzanilide
37632-91-0

2',4',4-trinitrobenzanilide

SnCl2

SnCl2

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

4-nitrobenzanilide
3460-11-5

4-nitrobenzanilide

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: sulfuric acid; nitric acid / 5 - 10 °C
3: 250 °C / im Vakuum
View Scheme
Multi-step reaction with 3 steps
1: sulfuric acid; nitric acid / 5 - 10 °C
2: hydrogenchloride; iron / 90 - 95 °C
3: 250 °C / im Vakuum
View Scheme
4-nitrobenzaldehdye
555-16-8

4-nitrobenzaldehdye

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: acetic acid
2: SnCl2; aqueous methanol.HCl
View Scheme
4-Nitrophenylene-1,2-diamine
99-56-9

4-Nitrophenylene-1,2-diamine

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: acetic acid
2: SnCl2; aqueous methanol.HCl
View Scheme
benzene-1,2,4-triamine dihydrochloride
615-47-4

benzene-1,2,4-triamine dihydrochloride

4-amino-benzoic acid
150-13-0

4-amino-benzoic acid

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
With methanesulfonic acid; tin(II) chloride dihdyrate In para-xylene; water for 8.25h; Solvent; Dean-Stark; Reflux; Inert atmosphere;
2,4-Dinitroanilin
97-02-9

2,4-Dinitroanilin

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: Degussa F101 catalyst; hydrogen / ethanol / 2 h / 70 °C / 5171.62 Torr / Autoclave; Inert atmosphere
1.2: 15 °C
2.1: tin(II) chloride dihdyrate; methanesulfonic acid / para-xylene; water / 8.25 h / Dean-Stark; Reflux; Inert atmosphere
View Scheme
4-nitro-benzoic acid
62-23-7

4-nitro-benzoic acid

2,4-Dinitroanilin
97-02-9

2,4-Dinitroanilin

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: boric acid / toluene / 6 h / Reflux
2: 5%-palladium/activated carbon; hydrogen / ethanol / 5 h / 80 °C / 60006 Torr / Autoclave
View Scheme
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

salicylaldehyde
90-02-8

salicylaldehyde

C27H20N4O2
377059-64-8

C27H20N4O2

Conditions
ConditionsYield
In N,N-dimethyl-formamide at 50℃; for 4h; Inert atmosphere;99%
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

4-(4'-nitrophenyl)benzoyl chloride
41567-99-1

4-(4'-nitrophenyl)benzoyl chloride

C39H26N6O6

C39H26N6O6

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 24h;78%
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

2-chloro-5-nitro-benzenesulfonic acid
96-73-1

2-chloro-5-nitro-benzenesulfonic acid

4'-(5(6)-aminobenzimidazol-2-yl)-4-nitro-2-sulfodiphenylamine

4'-(5(6)-aminobenzimidazol-2-yl)-4-nitro-2-sulfodiphenylamine

Conditions
ConditionsYield
With magnesium oxide In N,N-dimethyl acetamide; water at 110 - 140℃; for 15h;
7,7'-methylenebis(2-phenyl-3,1-benzoxazin-4-one)

7,7'-methylenebis(2-phenyl-3,1-benzoxazin-4-one)

2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

polymer; monomer(s): 7,7\-methylenebis(2-phenyl-3,1-benzoxazin-4-one); 5-amino-2-(4-aminophenyl)benzimidazole

polymer; monomer(s): 7,7\-methylenebis(2-phenyl-3,1-benzoxazin-4-one); 5-amino-2-(4-aminophenyl)benzimidazole

Conditions
ConditionsYield
With phosphorus pentoxide In various solvent(s) at 20 - 180℃; for 10h;
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

4,4'-bis(chlorocarbonyl)diphenyl oxide
7158-32-9

4,4'-bis(chlorocarbonyl)diphenyl oxide

polymer; monomer(s): 4,4\-bis(chlorocarbonyl)diphenyl oxide; 5-amino-2-(4-aminophenyl)benzimidazole

polymer; monomer(s): 4,4\-bis(chlorocarbonyl)diphenyl oxide; 5-amino-2-(4-aminophenyl)benzimidazole

Conditions
ConditionsYield
In N,N-dimethyl acetamide at -10 - 20℃;
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

dianhydride of bis(3,4-dicarboxyphenyl)resorcinol ether

dianhydride of bis(3,4-dicarboxyphenyl)resorcinol ether

polymer; monomer(s): 5,5\-(1,3-phenylenedioxy)bis(1,3-isobenzofurandione); 5-amino-2-(4-aminophenyl)benzimidazole

polymer; monomer(s): 5,5\-(1,3-phenylenedioxy)bis(1,3-isobenzofurandione); 5-amino-2-(4-aminophenyl)benzimidazole

Conditions
ConditionsYield
Stage #1: 2-(4-aminophenyl)-5-amino-benzimidazole; dianhydride of bis(3,4-dicarboxyphenyl)resorcinol ether In 1-methyl-pyrrolidin-2-one at 20℃; for 8h;
Stage #2: With pyridine; acetic anhydride; triethylamine In 1-methyl-pyrrolidin-2-one at 20 - 60℃; for 12h;
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

4,4'-(1,1,1,3,3,3-hexafluoroisopropylidene)diphthalic anhydride
1107-00-2

4,4'-(1,1,1,3,3,3-hexafluoroisopropylidene)diphthalic anhydride

polymer, prepared by chemical condensation of polyamido acid; monomer(s): 5,5\-hexafluoroisopropylidenebis(1,3-isobenzofurandione); 5-amino-2-(4-aminophenyl)benzimidazole

polymer, prepared by chemical condensation of polyamido acid; monomer(s): 5,5\-hexafluoroisopropylidenebis(1,3-isobenzofurandione); 5-amino-2-(4-aminophenyl)benzimidazole

Conditions
ConditionsYield
Stage #1: 2-(4-aminophenyl)-5-amino-benzimidazole; 4,4'-(1,1,1,3,3,3-hexafluoroisopropylidene)diphthalic anhydride In 1-methyl-pyrrolidin-2-one at 20℃; for 8h;
Stage #2: With pyridine; acetic anhydride; triethylamine In 1-methyl-pyrrolidin-2-one at 20 - 60℃; for 12h;
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

4,4'-(1,1,1,3,3,3-hexafluoroisopropylidene)diphthalic anhydride
1107-00-2

4,4'-(1,1,1,3,3,3-hexafluoroisopropylidene)diphthalic anhydride

polymer, prepared by cyclodehydration of polyamido acid in N-methylpyrrolidone and toluene at 170 deg C; monomer(s): 5,5\-hexafluoroisopropylidenebis(1,3-isobenzofurandione); 5-amino-2-(4-aminophenyl)benzimidazole

polymer, prepared by cyclodehydration of polyamido acid in N-methylpyrrolidone and toluene at 170 deg C; monomer(s): 5,5\-hexafluoroisopropylidenebis(1,3-isobenzofurandione); 5-amino-2-(4-aminophenyl)benzimidazole

Conditions
ConditionsYield
Stage #1: 2-(4-aminophenyl)-5-amino-benzimidazole; 4,4'-(1,1,1,3,3,3-hexafluoroisopropylidene)diphthalic anhydride In 1-methyl-pyrrolidin-2-one at 20℃; for 8h;
Stage #2: In 1-methyl-pyrrolidin-2-one; toluene at 170℃;
2-(4-aminophenyl)-5-amino-benzimidazole
7621-86-5

2-(4-aminophenyl)-5-amino-benzimidazole

4-amino-4'-(5(6)-aminobenzimidazol-2-yl)-2-sulfodiphenylamine

4-amino-4'-(5(6)-aminobenzimidazol-2-yl)-2-sulfodiphenylamine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: MgO / H2O; N,N-dimethyl-acetamide / 15 h / 110 - 140 °C
2: 55 percent / Fe, HCl / H2O
View Scheme

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