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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

4-Chloro-1,2-diaminobenzene Manufacturer/High quality/Best price/In stock

Cas:95-83-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Wuhan Fortuna Chemical Co.,Ltd

Good quality 4-Chloro-o-phenylenediamine CAS 95-83-0 with factory price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Fe

Good quality 4-Chloro-o-phenylenediamine CAS 95-83-0 with factory price

Cas:95-83-0

Min.Order:10 Kilogram

FOB Price: $10.0

Type:Trading Company

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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 api, intermedi

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

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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

4-Chloro-o-phenylenediamine

Cas:95-83-0

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

LIDE PHARMACEUTICALS LIMITED

We are a professional chemicals, APIs and plant extract leading manufacturer in China. We are specialized in chemical synthesis, process development of pharmaceutical intermediates, active pharmaceutical ingredients (APIs), plant extract and rare

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Ality Chemical Corporation

4-Chloro-o-phenylenediamine Basic information Product Name: 4-Chloro-o-phenylenediamine Synonyms: 4-CHLORO-PHENYLENE-1,2-DIAMINE;4-CHLORO-O- PHENYLENEDIAMINE;4-CHLORO-BENZENE-1,2-DIAMINE;4-CHLORO-1,2- PHENYLENEDIAMINE;4-CHLORO-1,2-DIAMINOBENZEN

Factory Supply 4-chloro-o-phenylenediamine

Cas:95-83-0

Min.Order:1 Metric Ton

Negotiable

Type:Other

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

4-Chloro-o-phenylenediamine 95-83-0

Cas:95-83-0

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM--95-83-0--High purity 2-Chloro-4,6-dimethylpyrimidine factory price Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established

TIANFUCHEM--95-83-0--High purity 2-Chloro-4,6-dimethylpyrimidine factory price

Cas:95-83-0

Min.Order:1 Metric Ton

FOB Price: $2000.0

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

Hot CAS 95-83-0 with best quality

Cas:95-83-0

Min.Order:10 Gram

FOB Price: $146.0 / 176.0

Type:Trading Company

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:White to off-white powder Storage:room temperature Package:25kg/drum Application:4-Chloro-o-phenylenediamine can be used as an oxidation base for dye preparation, as a chemical intermediate to produce 5-chlorobenzotriazole, as a curing a

4-Chloro-o-phenylenediamine factory price

Cas:95-83-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Lab/Research institutions

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

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

organic intermediates, 4-Chloro-1,2-diaminobenzene CAS:95-83-0

Cas:95-83-0

Min.Order:1 Kilogram

FOB Price: $64.0 / 72.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

4-Chloro-o-phenylenediamine CAS:95-83-0 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

4-Chloro-o-phenylenediamine CAS:95-83-0

Cas:95-83-0

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

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

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.:95-83-0

Cas:95-83-0

Min.Order:0

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

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Lab/Research institutions

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Service 1.Own made fine chemical products 2.Out sourcing and qualit

4-chloro-o-phenylenediamine

Cas:95-83-0

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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

4-CHLORO-1,2-DIAMINOBENZENE

Cas:95-83-0

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

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

4-Chloro-o-phenylenediamine

Cas:95-83-0

Min.Order:1 Gram

FOB Price: $1.0

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

High quality 4-chloro-o-phenylenediamine

Cas:95-83-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

4-Chloro-o-phenylenediamine Basic information Product Name: 4-Chloro-o-phenylenediamine Synonyms: 4-CHLORO-PHENYLENE-1,2-DIAMINE;4-CHLORO-O-PHENYLENEDIAMINE;4-CHLORO-BENZENE-1,2-DIAMINE;4-CHLORO-1,2-PHENYLENEDIAMINE;4-CHLORO-1,2-DIAMINOBENZENE

4-Chloro-o-phenylenediamine

Cas:95-83-0

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

TIANFUCHEM--95-83-0--High purity 2-Chloro-4,6-dimethylpyrimidine factory price

Cas:95-83-0

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

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

TIANFUCHEM--95-83-0--High purity 2-Chloro-4,6-dimethylpyrimidine factory price

Cas:95-83-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.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. Hu

4-Chloro-1,2-phenylenediamine

Cas:95-83-0

Min.Order:0

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

TIANFUCHEM--95-83-0--High purity 2-Chloro-4,6-dimethylpyrimidine factory price

Cas:95-83-0

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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 an

4-chloro-o-phenylenediamine

Cas:95-83-0

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

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

4-Chloro-1,2-diaminobenzene

Cas:95-83-0

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

4-chlorobenzene-1,2-diamine

Cas:95-83-0

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Synthetic route

4-Chloro-2-nitroaniline
89-63-4

4-Chloro-2-nitroaniline

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With samarium; 1,1’-di-n-octyl-4,4’-bipyridinium dibromide In methanol at 20℃; for 5.5h;99%
With iron(III)-acetylacetonate; hydrazine hydrate In methanol at 150℃; for 0.133333h; Microwave irradiation; chemoselective reaction;98%
With palladium/alumina; hydrogen In ethanol at 125℃; for 8h; Flow reactor;96%
3,4-dinitro-chlorobenzene
610-40-2

3,4-dinitro-chlorobenzene

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With sodium tetrahydroborate; C16H18Cl2N4O2Pd In water at 27℃; for 0.25h;99%
With hydrogenchloride; tin
With sodium tetrahydroborate In water at 20℃; for 40h;
5-chloro-2-nitroaniline
1635-61-6

5-chloro-2-nitroaniline

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With hydrogen at 130℃; under 750.075 Torr; for 6h; chemoselective reaction;99%
With iron(III)-acetylacetonate; hydrazine hydrate In methanol under 25502.6 Torr; chemoselective reaction;98%
With 5%-palladium/activated carbon; hydrazine hydrate In methanol at 20℃; for 0.0833333h;93%
5-chlorobenzofurazan-1-oxide
17348-69-5

5-chlorobenzofurazan-1-oxide

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With Saccharomyces cerevisiae BY In methanol at 20℃; for 6.5h; pH=7.0; aq. buffer; Enzymatic reaction;90%
With ammonium sulfate; magnesium In methanol Ambient temperature;85%
5-chloro-2,1,3-benzothiadiazole
2207-32-1

5-chloro-2,1,3-benzothiadiazole

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With methanol; samarium diiodide In tetrahydrofuran at 20℃; for 0.25h;82%
(5-chloro-2-nitro-phenyl)-(3,5-di-tert-butyl-2-methoxy-phenyl)-diazene

(5-chloro-2-nitro-phenyl)-(3,5-di-tert-butyl-2-methoxy-phenyl)-diazene

A

3,5-di-tert-butyl-2-methoxyaniline
893397-17-6

3,5-di-tert-butyl-2-methoxyaniline

B

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

C

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-2H-benzotriazole
271788-60-4

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-2H-benzotriazole

D

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-1-oxido-2H-benzotriazole

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-1-oxido-2H-benzotriazole

Conditions
ConditionsYield
With lithium perchlorate In methanol; dichloromethane at 20℃; Cyclization; Electrolysis;A n/a
B n/a
C 1%
D 79%
4-Chloro-2-nitroaniline
89-63-4

4-Chloro-2-nitroaniline

A

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

B

C12H12Cl2N4

C12H12Cl2N4

Conditions
ConditionsYield
With samarium; iodine; ammonium chloride In tetrahydrofuran; water at 20℃; for 6h; Reduction;A 74%
B 14%
(5-chloro-2-nitro-phenyl)-(3,5-di-tert-butyl-2-methoxy-phenyl)-diazene

(5-chloro-2-nitro-phenyl)-(3,5-di-tert-butyl-2-methoxy-phenyl)-diazene

A

3,5-di-tert-butyl-2-methoxyaniline
893397-17-6

3,5-di-tert-butyl-2-methoxyaniline

B

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

C

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-2H-benzotriazole
271788-60-4

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-2H-benzotriazole

Conditions
ConditionsYield
With sodium hydroxide; lithium perchlorate In tetrahydrofuran; water at 20℃; Cyclization; Electrolysis;A n/a
B n/a
C 63%
(4-chloro-2-nitro-phenyl)-(3,5-di-tert-butyl-2-methoxy-phenyl)-diazene

(4-chloro-2-nitro-phenyl)-(3,5-di-tert-butyl-2-methoxy-phenyl)-diazene

A

3,5-di-tert-butyl-2-methoxyaniline
893397-17-6

3,5-di-tert-butyl-2-methoxyaniline

B

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

C

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-2H-benzotriazole
271788-60-4

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-5-chloro-2H-benzotriazole

D

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-6-chloro-1-oxido-2H-benzotriazole

2-[3,5-bis(1,1-dimethylethyl)-2-methoxyphenyl]-6-chloro-1-oxido-2H-benzotriazole

Conditions
ConditionsYield
With lithium perchlorate In methanol; dichloromethane at 20℃; Cyclization; Electrolysis;A n/a
B n/a
C 12%
D 60%
With sodium hydroxide; lithium perchlorate In tetrahydrofuran; water at 20℃; Cyclization; Electrolysis;A n/a
B n/a
C 45%
D 28%
2-nitro-4-chloro-2'-hydroxy-3',5'-di-tert-butylazobenzene
52184-29-9

2-nitro-4-chloro-2'-hydroxy-3',5'-di-tert-butylazobenzene

A

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

B

2-amino-4,6-di-tertbutylphenol
1643-39-6

2-amino-4,6-di-tertbutylphenol

C

2-(5'-chloro-2'H-benzotriazol-2'-yl)-4,6-di-tert-butylphenol
3864-99-1

2-(5'-chloro-2'H-benzotriazol-2'-yl)-4,6-di-tert-butylphenol

Conditions
ConditionsYield
With 2-bromo-2-nitropropane; zinc In methanol; dichloromethane for 4h; Ambient temperature;A n/a
B n/a
C 88 % Chromat.
2,4-di-tert-butyl-6-(5-chloro-2-nitro-phenylazo)-phenol

2,4-di-tert-butyl-6-(5-chloro-2-nitro-phenylazo)-phenol

A

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

B

2-amino-4,6-di-tertbutylphenol
1643-39-6

2-amino-4,6-di-tertbutylphenol

C

2-(5'-chloro-2'H-benzotriazol-2'-yl)-4,6-di-tert-butylphenol
3864-99-1

2-(5'-chloro-2'H-benzotriazol-2'-yl)-4,6-di-tert-butylphenol

Conditions
ConditionsYield
With 2-bromo-2-nitropropane; zinc In methanol; dichloromethane for 3.5h; Ambient temperature;A n/a
B n/a
C 79 % Chromat.
ethanol
64-17-5

ethanol

acetic acid
64-19-7

acetic acid

2-(4-chloro-2-nitro-phenylhydrazono)-3-oxo-butyric acid anilide
117616-89-4

2-(4-chloro-2-nitro-phenylhydrazono)-3-oxo-butyric acid anilide

zinc dust

zinc dust

A

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

B

3.6-dimethyl-2.5-dihydro-pyrazine-dicarboxylic acid-(2.5)-dianilide

3.6-dimethyl-2.5-dihydro-pyrazine-dicarboxylic acid-(2.5)-dianilide

3,4-dinitro-chlorobenzene
610-40-2

3,4-dinitro-chlorobenzene

A

5-chloro-2-nitroaniline
1635-61-6

5-chloro-2-nitroaniline

B

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

C

4-Chloro-2-nitroaniline
89-63-4

4-Chloro-2-nitroaniline

Conditions
ConditionsYield
With tin(ll) chloride In methanol; water Title compound not separated from byproducts;A 23.66 % Chromat.
B 12.20 % Chromat.
C 11.03 % Chromat.
N-(4-chloro-2-nitrophenyl)-acetamide
881-51-6

N-(4-chloro-2-nitrophenyl)-acetamide

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: H2SO4
2: H2NNH2.H2O / Raney Ni
View Scheme
Multi-step reaction with 2 steps
1: aqueous sulfuric acid
2: nickel; ethanol / Hydrogenation
View Scheme
4-chloro-aniline
106-47-8

4-chloro-aniline

nitrogen

nitrogen

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 2.) H2SO4/HNO3
2: H2SO4
3: H2NNH2.H2O / Raney Ni
View Scheme
5-chloro-2-nitroaniline
1635-61-6

5-chloro-2-nitroaniline

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
In diethyl ether
5-Chloro-2-[2'-(benzimidazol-5"-yl)benzimidazol-5'-yl]-benzimidazole

5-Chloro-2-[2'-(benzimidazol-5"-yl)benzimidazol-5'-yl]-benzimidazole

5-chloro-2-nitroaniline
1635-61-6

5-chloro-2-nitroaniline

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With stannous chloride In ethanol
5-bromo-2-nitroaniline
5228-61-5

5-bromo-2-nitroaniline

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrakis(triphenylphosphine) palladium(0); potassium carbonate
2: palladium on activated charcoal; ammonium formate / Reflux
View Scheme
3,4-dinitro-chlorobenzene
610-40-2

3,4-dinitro-chlorobenzene

A

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

B

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

1,2-diamino-benzene

Conditions
ConditionsYield
With 5%-palladium/activated carbon; hydrazine hydrate In methanol at 20℃; for 0.0833333h; Overall yield = 90 %;
5-chloro-1H,3H-2,1,3-benzothiadiazole 2,2-dioxide
1615-07-2

5-chloro-1H,3H-2,1,3-benzothiadiazole 2,2-dioxide

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With sulfuric acid; water In acetonitrile at 85℃; Kinetics; Reagent/catalyst; Temperature;
2,6-dichloro-1H-1,3-benzimidazole
4887-95-0

2,6-dichloro-1H-1,3-benzimidazole

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Conditions
ConditionsYield
With hydrazine hydrate at 110℃;
formic acid
64-18-6

formic acid

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

5-chloro-1H-benzimidazole
4887-82-5

5-chloro-1H-benzimidazole

Conditions
ConditionsYield
With hydrogenchloride In water for 3h; Reflux;100%
at 110℃; for 4h;95%
With tetrabutyl-ammonium chloride In water; toluene at 160℃; for 0.25h; Microwave irradiation;89%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

dimethylglyoxal
431-03-8

dimethylglyoxal

6-chloro-2,3-dimethyl-quinoxaline
17911-93-2

6-chloro-2,3-dimethyl-quinoxaline

Conditions
ConditionsYield
With zirconium(IV) chloride In methanol at 20℃; for 0.0833333h;100%
With hydrogen fluoride In water at 20℃; for 0.666667h;98%
With 1-methyl-3-(3-trimethoxysilylpropyl)imidazolium hydrogen sulfate immobilized on cellulose In water at 20℃; for 0.05h; Green chemistry;98%
Triethyl orthoacetate
78-39-7

Triethyl orthoacetate

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

5-chloro-2-methyl-1H-benzimidazole
2818-69-1

5-chloro-2-methyl-1H-benzimidazole

Conditions
ConditionsYield
With zirconium(IV) chloride In methanol at 20℃; for 3h;100%
With ammonium chloride In ethanol Inert atmosphere; Reflux; Green chemistry;96%
With gallium(III) triflate at 20℃; for 0.416667h;86%
With zirconium(IV) oxychloride octahydrate for 0.116667h; Microwave irradiation;84%
With H-Y-zeolite In ethanol for 10h; Heating;74%
Boc-Aib-OH
30992-29-1

Boc-Aib-OH

(1α,5α,6α)-3-(tert-butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid
927679-54-7

(1α,5α,6α)-3-(tert-butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

C16H19ClN4O*(x)ClH

C16H19ClN4O*(x)ClH

Conditions
ConditionsYield
Stage #1: Boc-Aib-OH; 4-Chloro-1,2-phenylenediamine With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In tetrahydrofuran at 20℃; for 72h;
Stage #2: With trifluoroacetic acid In dichloromethane for 2h;
Stage #3: (1α,5α,6α)-3-(tert-butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid Further stages;
100%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

Trichloroacetyl isocyanate
3019-71-4

Trichloroacetyl isocyanate

A

2,2,2-trichloro-N-(5-chloro-1H-benzimidazol-2-yl)acetamide

2,2,2-trichloro-N-(5-chloro-1H-benzimidazol-2-yl)acetamide

B

2,2,2-trichloro-N-(6-chloro-1H-benzimidazol-2-yl)acetamide

2,2,2-trichloro-N-(6-chloro-1H-benzimidazol-2-yl)acetamide

Conditions
ConditionsYield
In dichloromethane at -10 - 20℃; Overall yield = 85 %;A 100%
B n/a
C12H15IO2
1083427-54-6

C12H15IO2

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

C30H33ClI2N2O2

C30H33ClI2N2O2

Conditions
ConditionsYield
In ethanol at 80℃; for 8h; Inert atmosphere;100%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

benzil
134-81-6

benzil

2,3-diphenyl-6-chloroquinoxaline
36305-60-9

2,3-diphenyl-6-chloroquinoxaline

Conditions
ConditionsYield
With ZnO-loaded mesoporous silica (KIT-6) (aged at 130 °C and containing 10 wt% ZnO) In methanol at 20℃; for 0.166667h;99%
With sulfated titania (TiO2-SO42-) In ethanol at 20℃; for 0.75h;98.5%
With hydrogen fluoride In water at 20℃; for 0.75h;98%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

5-chlorobenzotriazole
94-97-3

5-chlorobenzotriazole

Conditions
ConditionsYield
With K10 Montmorillonite Clay; sodium nitrite In neat (no solvent, solid phase) at 110℃; for 1h; Microwave irradiation; Green chemistry;99%
With tert.-butylnitrite In acetonitrile at 27 - 29℃; for 0.25h;97%
With acetic acid In water at 70 - 80℃; for 0.416667h;86%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

acetone
67-64-1

acetone

7-chloro-2,2,4-trimethyl-2,3-dihydro-1H-benzo[b][1,4]diazepine

7-chloro-2,2,4-trimethyl-2,3-dihydro-1H-benzo[b][1,4]diazepine

Conditions
ConditionsYield
With ZnPcOC6F5-APTES(at)SiO2 at 20℃; for 0.416667h; Catalytic behavior;99%
With silica gel-supported sulfuric acid In acetonitrile at 20℃; for 0.833333h;94%
at 26 - 30℃; for 3.5h; Ionic liquid;90%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

3-bromo-4-fluorobenzaldehyde
77771-02-9

3-bromo-4-fluorobenzaldehyde

C14H9BrClFN2

C14H9BrClFN2

Conditions
ConditionsYield
With C23H3BF16N2O In toluene at 25℃; for 3h; Green chemistry;99%
phenylacetic acid
103-82-2

phenylacetic acid

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

2-benzyl-5-chloro-1H-benzo[d]imidazole
7118-63-0

2-benzyl-5-chloro-1H-benzo[d]imidazole

Conditions
ConditionsYield
With hydrogenchloride for 7.5h; Heating;98%
With boric acid In 5,5-dimethyl-1,3-cyclohexadiene for 16h; Reflux;65%
With hydrogenchloride at 150 - 160℃;
hydrogenchloride at 110 - 130℃;
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

oxalic acid diethyl ester
95-92-1

oxalic acid diethyl ester

6-chloroquinoxaline-2,3(1H,4H)-dione
6639-79-8

6-chloroquinoxaline-2,3(1H,4H)-dione

Conditions
ConditionsYield
for 16h; Heating;98%
Reflux;96%
Reflux;96%
benzaldehyde
100-52-7

benzaldehyde

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

5-chloro-2-phenyl-1H-benzimidazole
4926-65-2

5-chloro-2-phenyl-1H-benzimidazole

Conditions
ConditionsYield
With oxygen; cobalt(II) hydroxide In ethanol at 20℃; for 4h;98%
With sodium metabisulfite In N,N-dimethyl acetamide at 100℃; for 2h;95.8%
With ferric hydrogen sulphate In ethanol at 20℃; for 0.833333h; chemoselective reaction;90%
4,4'-dibromobenzil
35578-47-3

4,4'-dibromobenzil

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

2,3-bis(4-bromophenyl)-6-chloroquinoxaline
1094618-65-1

2,3-bis(4-bromophenyl)-6-chloroquinoxaline

Conditions
ConditionsYield
With heteropoly-12-tungstophosphoric acid 40% H3[PW12O40]*12H2O supported on graphitic carbon nitride (g-C3N4) In water at 20℃; for 0.5h; Green chemistry;98%
With titanium silicate In methanol at 20℃; for 1h;95%
With niobium pentachloride In ethanol at 20℃; for 0.05h;93%
With 2-methylenesuccinic acid In water at 20℃; for 1h; Schlenk technique; Green chemistry;85%
1,10-phenanthroline-5,6-dione
27318-90-7

1,10-phenanthroline-5,6-dione

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

11-chloro-dipyrido[3,2-a:2′,3′-c]phenazine
511243-54-2

11-chloro-dipyrido[3,2-a:2′,3′-c]phenazine

Conditions
ConditionsYield
With sulfated titania (TiO2-SO42-) In ethanol at 20℃; for 0.166667h;98%
With sulfate loaded TiO2 for 0.05h; Microwave irradiation; Neat (no solvent);98%
With sulfated TiO2-P25 (Degussa titania) for 0.0583333h; Microwave irradiation; Neat (no solvent);97%
Glyoxal
131543-46-9

Glyoxal

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

6-chloroquinoxaline
5448-43-1

6-chloroquinoxaline

Conditions
ConditionsYield
With hydrogen fluoride In water at 20℃; for 0.75h;98%
In water at 20℃; for 0.5h; Green chemistry;92%
In water at 20℃; for 1h;90%
With sodium metabisulfite; sodium hydrogen sulfate In water at 70℃;
1,2-bis(4-fluorophenyl)ethane-1,2-dione
579-39-5

1,2-bis(4-fluorophenyl)ethane-1,2-dione

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

2,3-bis-(4-fluorophenyl)-6-chloroquinoxaline
361149-74-8

2,3-bis-(4-fluorophenyl)-6-chloroquinoxaline

Conditions
ConditionsYield
With hydrogen fluoride In water at 20℃; for 0.5h;98%
With titanium silicate In methanol at 20℃; for 1h;98%
With sodium bromate; sodium hydrogensulfite In water at 20℃;0.48 g
4-methoxybenzil
22711-21-3

4-methoxybenzil

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

6-chloro-2-(4-methoxyphenyl)-3-phenylquinoxaline

6-chloro-2-(4-methoxyphenyl)-3-phenylquinoxaline

Conditions
ConditionsYield
With acetic acid In ethanol at 22 - 25℃; for 1h; Irradiation;98%
4,4'-bis(trifluoromethyl)benzil
73790-20-2

4,4'-bis(trifluoromethyl)benzil

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

6-chloro-2,3-bis(4-(trifluoromethyl)phenyl)quinoxaline

6-chloro-2,3-bis(4-(trifluoromethyl)phenyl)quinoxaline

Conditions
ConditionsYield
With hydrogen fluoride In water at 20℃; for 0.5h;98%
5-iodovaniline
5438-36-8

5-iodovaniline

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

4'-(5-chloro-1H-benzo[d]imidazole-2-yl)-2'-iodo-6'-methoxyphenol

4'-(5-chloro-1H-benzo[d]imidazole-2-yl)-2'-iodo-6'-methoxyphenol

Conditions
ConditionsYield
With sodium metabisulfite In ethanol; water at 20℃; for 2h;98%
With sodium metabisulfite In N,N-dimethyl-formamide for 4h; Reflux;85.1%
thiophene-2-carbaldehyde
98-03-3

thiophene-2-carbaldehyde

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

5-chloro-2-(thiophen-2-yl)-1H-benzo[d]imidazole
27503-77-1

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

Conditions
ConditionsYield
With polyamine dendrimer with glycerol initiated polyepichlorohydrin; air In ethanol at 20℃; for 0.05h;97%
With sodium metabisulfite In N,N-dimethyl-formamide at 130℃; for 0.2h; Microwave irradiation;67.8%
With bentonite clay In acetonitrile at 20℃; for 1h;64%
In nitrobenzene
With copper diacetate In methanol Heating;
furfural
98-01-1

furfural

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

5-Chloro-2-furan-2-yl-1-furan-2-ylmethyl-1H-benzoimidazole
79324-86-0

5-Chloro-2-furan-2-yl-1-furan-2-ylmethyl-1H-benzoimidazole

Conditions
ConditionsYield
With hydrogenchloride In methanol; water for 6h;97%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

dimethyl acetylenedicarboxylate
762-42-5

dimethyl acetylenedicarboxylate

7-chloro-3-methoxycarbonylmethylene-2-oxo-1,2,3,4-tetrahydroquinoxaline
88075-40-5

7-chloro-3-methoxycarbonylmethylene-2-oxo-1,2,3,4-tetrahydroquinoxaline

Conditions
ConditionsYield
In ethanol at 20℃; for 0.5h;97%
In methanol Ambient temperature;83.2%
In 1,4-dioxane Heating;
furil
492-94-4

furil

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

6-chloro-2,3-di(furan-2-yl)-quinoxaline
70976-04-4

6-chloro-2,3-di(furan-2-yl)-quinoxaline

Conditions
ConditionsYield
With gallium(III) triflate In ethanol at 20℃; for 0.166667h;97%
In methanol; acetic acid at 160℃; for 0.0833333h; Irradiation;95%
With 1-(propyl-3-sulfonate) 3-methylimidazol(3H)-1-ium phosphotungstate In water at 20℃; for 0.2h; Reagent/catalyst; Time;94%
4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

1,2-bis(4-methoxyphenyl)-1,2-ethanedione
1226-42-2

1,2-bis(4-methoxyphenyl)-1,2-ethanedione

6-chloro-2,3-bis(4-methoxyphenyl)quinoxaline

6-chloro-2,3-bis(4-methoxyphenyl)quinoxaline

Conditions
ConditionsYield
With zirconium(IV) chloride In methanol at 20℃; for 2h;97%
With silica-supported stannous chloride In methanol at 20℃; for 1h;97%
With silica-supported bismuth(III) chloride In methanol at 20℃; for 1.5h; Catalytic behavior;95%
benzaldehyde
100-52-7

benzaldehyde

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

6‐chloro‐2‐phenyl‐1H-benzoimidazole
4926-65-2

6‐chloro‐2‐phenyl‐1H-benzoimidazole

Conditions
ConditionsYield
With [3-(1-methylimidazolium-3-yl)propane-1-sulfonate]3PW12O40; 1-butyl-3-methylimidazolium trifluoromethanesulfonimide at 40℃; for 10h;97%
With water extract of onion In ethanol; water at 20℃; for 12h; Green chemistry;91%
With sulfonated graphene oxide (GO-HSO3) In neat (no solvent) at 20℃; for 7h; chemoselective reaction;81%
With AlKIT-5 In acetonitrile for 6h; Reflux;80%
Reflux;64%
aminoiminomethanesulfonic acid
1184-90-3

aminoiminomethanesulfonic acid

4-Chloro-1,2-phenylenediamine
95-83-0

4-Chloro-1,2-phenylenediamine

5-chloro-1H-benzo[d]imidazol-2-amine
5418-93-9

5-chloro-1H-benzo[d]imidazol-2-amine

Conditions
ConditionsYield
at 60℃;97%

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