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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

Benzenamine,4,4'-(1,2-diazenediyl)bis-

Cas:538-41-0

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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

Factory Price OLED 99% 538-41-0 4,4'-Azodianiline Manufacturer

Cas:538-41-0

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

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

Pharmaceutical Grade CAS 538-41-0 with competitive price

Cas:538-41-0

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

4,4'-AZODIANILINECAS NO.:538-41-0

Cas:538-41-0

Min.Order:1 Gram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Shijiazhuang Sdyano Fine Chemical Co., Ltd

1. Best prices with satisfied quality; 2. It's clients' right to choose the package's Courier (EMS, DHL, FedEx, UPS); 3.It's clients' right to choose the packing way for his produccts from many recent effective packing ways;

4,4'-AZODIANILINE

Cas:538-41-0

Min.Order:0 Metric Ton

Negotiable

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

Benzenamine,4,4'-(1,2-diazenediyl)bis- 538-41-0

Cas:538-41-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

4,4'-AZODIANILINE CAS:538-41-0 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 inter

4,4'-AZODIANILINE CAS:538-41-0

Cas:538-41-0

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

Benzenamine,4,4'-(1,2-diazenediyl)bis-

Cas:538-41-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

4,4'-AZODIANILINE

Cas:538-41-0

Min.Order:0 Metric Ton

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 4,4'-azodianiline

Cas:538-41-0

Min.Order:0 Metric Ton

Negotiable

Type:Other

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

Benzenamine,4,4'-(1,2-diazenediyl)bis-

Cas:538-41-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

4,4'-Diaminoazobenzene

Cas:538-41-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

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

538-41-0

Cas:538-41-0

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 4,4-Azodianiline 5g

Cas:538-41-0

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

Benzenamine,4,4'-(1,2-diazenediyl)bis-

Cas:538-41-0

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

4,4'-Azodianiline

Cas:538-41-0

Min.Order:0

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. Application:Chemical intermediate

4,4'-(Diazene-1,2-diyl)dianiline

Cas:538-41-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Benzenamine,4,4'-(1,2-diazenediyl)bis- cas 538-41-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Benzenamine,4,4'-(1,2-diazenediyl)bis- cas 538-41-0

Cas:538-41-0

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

4,4'-AZODIANILINE

Cas:538-41-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:250mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any po

4,4-Azodianiline

Cas:538-41-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

538-41-0

Cas:538-41-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

4,4'-AZODIANILINE

Cas:538-41-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

LEAP CHEM Co., Ltd.

Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

4,4-AZODIANILINE

Cas:538-41-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

Amadis Chemical offer CAS#538-41-0;CAT#A829790

Cas:538-41-0

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Changzhou Extraordinary Pharmatech co.,LTD

Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa

4,4'-Diaminoazobenzene

Cas:538-41-0

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

Benzenamine,4,4'-(1,2-diazenediyl)bis- CAS NO.538-41-0

Cas:538-41-0

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Share Chemical Co., Ltd

At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

4,4'-DiaMinoazobenzene

Cas:538-41-0

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Cerametek Materials(ShenZhen)Co., Ltd.

Cerametek Materials (CMT) is your industrial and R&D supplier: 1. Semiconductor materials: Compounds of II, III, IV, V, VI groups such as Metal Sulfides, Selenides, Tellurides, Arsenide, Antimonide, Phosphide... 2. Advanced ceramic and crys

4,4'-Azodianiline

Cas:538-41-0

Min.Order:0

Negotiable

Type:Other

inquiry

HuBei Ipure Biotech CO.,ltd

Strict quality control system and PHD We has passed through the ISO9001:2016 Quality System Certificate, we have strict quality control system. we have about 300 employees, including 90 full-time PHD 15 PHD and masters above, 153 undergraduates, w

Benzenamine,4,4'-(1,2-diazenediyl)bis-

Cas:538-41-0

Min.Order:1 Metric Ton

FOB Price: $1.0 / 2.0

Type:Trading Company

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

Benzenamine,4,4'-(1,2-diazenediyl)bis-

Cas:538-41-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

disperse orange 3
730-40-5

disperse orange 3

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With sodiumsulfide nonahydrate In ethanol at 80℃; for 20h;99%
With sodiumsulfide nonahydrate In methanol; water at 85℃; for 3h;90%
With sodiumsulfide nonahydrate In methanol; water at 85℃; for 4h;87%
With ammonium sulfide; ethanol
With methanol; sodiumsulfide nonahydrate
1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With sodium perborate; Dihydrate sodium molybdate In acetic acid at 20℃; for 1h; Kinetics;92%
With Dess-Martin periodane In dichloromethane at 20℃; for 0.666667h;84%
With [bis(acetoxy)iodo]benzene In dichloromethane at 20 - 25℃; for 1h;74%
4-nitro-aniline
100-01-6

4-nitro-aniline

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With 4,4'-di-tert-butylbiphenyl; lithium; iron(II) chloride In tetrahydrofuran for 3h; Heating;83%
With ammonium persulfate; sulfuric acid ueber mehrere Stufen;
Multi-step reaction with 2 steps
1: Oxone; sulfuric acid / water / 2 h / 60 - 65 °C
2: sodium sulfide / ethanol; water / 0.5 h / Reflux
View Scheme
4-nitro-aniline
100-01-6

4-nitro-aniline

A

4,4'-diaminoazoxybenzene
61594-51-2

4,4'-diaminoazoxybenzene

B

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

C

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With hydrazine hydrate; nickel(II) nitrate; zinc In tert-butyl alcohol for 0.833333h; Heating;A 54%
B 40%
C 2 % Chromat.
With hydrazine hydrate; nickel(II) nitrate; zinc In ethanol for 5h; Heating;A 23%
B 51%
C 21%
para-dinitrobenzene
100-25-4

para-dinitrobenzene

A

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

B

disperse orange 3
730-40-5

disperse orange 3

Conditions
ConditionsYield
With titanium (0) reagent In tetrahydrofuran for 0.25h; Ambient temperature;A 45%
B 48%
4-azidoaniline
14860-64-1

4-azidoaniline

A

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
In toluene for 8h; Heating;A 38%
B 13%
N,N'-bis-[4-(4-amino-phenylazo)-phenyl]-hydrazine
861596-22-7

N,N'-bis-[4-(4-amino-phenylazo)-phenyl]-hydrazine

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With ammonium hydrosulphide
acetic acid-[4-(4-amino-phenylazo)-anilide]
61893-92-3

acetic acid-[4-(4-amino-phenylazo)-anilide]

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With sulfuric acid
With sulfuric acid
acetic acid-[4-(3-phenyl-triazenyl)-anilide]
906715-99-9

acetic acid-[4-(3-phenyl-triazenyl)-anilide]

aniline hydrochloride
142-04-1

aniline hydrochloride

A

aniline yellow
60-09-3

aniline yellow

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With aniline anschliessend Kochen des Reaktionsproduktes mit verd. Schwefelsaeure;
N-[4-(4-nitro-phenylazo)-phenyl]-hydroxylamine

N-[4-(4-nitro-phenylazo)-phenyl]-hydroxylamine

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With ammonium hydrosulphide
nitrobenzene
98-95-3

nitrobenzene

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

A

aniline yellow
60-09-3

aniline yellow

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With sodium carbonate
acetic acid-[4-(3-phenyl-triazenyl)-anilide]
906715-99-9

acetic acid-[4-(3-phenyl-triazenyl)-anilide]

aniline hydrochloride
142-04-1

aniline hydrochloride

aniline
62-53-3

aniline

A

aniline yellow
60-09-3

aniline yellow

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
anschl. Kochen mit verd. H2SO4;
Kochen des Reaktionsprodukts mit verd.Schwefelsaeure;
bis(4-nitrophenyl)diazene
3646-57-9, 89103-79-7

bis(4-nitrophenyl)diazene

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With sodium sulfide
With tetrahydrofuran; lithium aluminium tetrahydride; diethyl ether
With sodium sulfide In ethanol; water for 0.5h; Reflux;
4,4′-dinitrohydrazobenzene
22719-28-4

4,4′-dinitrohydrazobenzene

A

bis-[4-(4-amino-phenylazo)-phenyl]-diazene
21371-47-1

bis-[4-(4-amino-phenylazo)-phenyl]-diazene

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With sodium sulfide
With sodium sulfide
1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

A

aniline yellow
60-09-3

aniline yellow

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With sodium carbonate; nitrobenzene
N,N'-diacetyl-4,4'-diaminoazobenzene
15446-39-6, 78752-51-9

N,N'-diacetyl-4,4'-diaminoazobenzene

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With hydrogenchloride
With hydrogenchloride
With sodium hydroxide
With hydrogenchloride; water In methanol for 1.5h;
4-nitro-aniline
100-01-6

4-nitro-aniline

A

4,4′-azobisbenzenamin
2198-74-5

4,4′-azobisbenzenamin

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With methanol; iodine; magnesium for 1h; Ambient temperature;A 49 % Chromat.
B 50 % Chromat.
p-nitrobenzenediazonium
14368-49-1

p-nitrobenzenediazonium

β-naphtholdisulfonic acid

β-naphtholdisulfonic acid

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
Reduktion der hierbei entstandenen Azoverbindung mit Glykose, Formaldehyd, Zink oder Zinn in alkal.Loesung;
hydrogenchloride
7647-01-0

hydrogenchloride

N,N'-diacetyl-4,4'-diaminoazobenzene
15446-39-6, 78752-51-9

N,N'-diacetyl-4,4'-diaminoazobenzene

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

disperse orange 3
730-40-5

disperse orange 3

ammonium sulfide

ammonium sulfide

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

diazotized p-phenylenediamine

diazotized p-phenylenediamine

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
With copper(I) oxide; ammonia
ethanol
64-17-5

ethanol

bis(4-nitrophenyl)diazene
3646-57-9, 89103-79-7

bis(4-nitrophenyl)diazene

sodium hydrosulfide

sodium hydrosulfide

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

ethanol
64-17-5

ethanol

4,4′-dinitrohydrazobenzene
22719-28-4

4,4′-dinitrohydrazobenzene

sodium sulfide

sodium sulfide

A

bis-[4-(4-amino-phenylazo)-phenyl]-diazene
21371-47-1

bis-[4-(4-amino-phenylazo)-phenyl]-diazene

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

nitrobenzene
98-95-3

nitrobenzene

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

sodium carbonate

sodium carbonate

A

aniline yellow
60-09-3

aniline yellow

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

nitrobenzene
98-95-3

nitrobenzene

1,4-phenylenediamine
106-50-3

1,4-phenylenediamine

sodium hydroxide

sodium hydroxide

A

aniline yellow
60-09-3

aniline yellow

B

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C

1,4-bis-phenylazo-benzene
1161-45-1

1,4-bis-phenylazo-benzene

Conditions
ConditionsYield
at 145℃;
ethanol
64-17-5

ethanol

4,4'-dinitroazoxybenzene
614-25-5, 21650-71-5, 71297-95-5

4,4'-dinitroazoxybenzene

sodium hydrosulfide

sodium hydrosulfide

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

Conditions
ConditionsYield
at 25℃; dann auf dem Wasserbad;
para-dinitrobenzene
100-25-4

para-dinitrobenzene

aqueous methanol. NaHS solution

aqueous methanol. NaHS solution

A

4-nitro-aniline
100-01-6

4-nitro-aniline

B

bis(4-nitrophenyl)diazene
3646-57-9, 89103-79-7

bis(4-nitrophenyl)diazene

C

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

D

p-phenylenediamine(?)

p-phenylenediamine(?)

sulfuric acid
7664-93-9

sulfuric acid

acetic acid-[4-(4-amino-phenylazo)-anilide]
61893-92-3

acetic acid-[4-(4-amino-phenylazo)-anilide]

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

ethanol
64-17-5

ethanol

N,N'-bis-[4-(4-amino-phenylazo)-phenyl]-hydrazine
861596-22-7

N,N'-bis-[4-(4-amino-phenylazo)-phenyl]-hydrazine

ammonium hydrosulfide

ammonium hydrosulfide

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

bromocyane
506-68-3

bromocyane

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4,4′-azobis(phenylcyanamide)

4,4′-azobis(phenylcyanamide)

Conditions
ConditionsYield
Stage #1: bromocyane; 4,4'-Diaminoazobenzene With acetic acid In N,N-dimethyl-formamide at -15 - -10℃; for 0.5h;
Stage #2: With sodium hydroxide In N,N-dimethyl-formamide at -15 - 20℃; for 25h;
95%
chloroacetyl chloride
79-04-9

chloroacetyl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C16H14Cl2N4O2

C16H14Cl2N4O2

Conditions
ConditionsYield
With triethylamine In chloroform at 15 - 20℃; for 6h;93%
2-bromoisobutyric acid bromide
20769-85-1

2-bromoisobutyric acid bromide

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C20H22Br2N4O2

C20H22Br2N4O2

Conditions
ConditionsYield
In tetrahydrofuran at 20℃; for 24h; Cooling with ice;91%
4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4-nitro-aniline
100-01-6

4-nitro-aniline

Conditions
ConditionsYield
With (2,2':6',2''-terpyridine)(pyridine-2-carboxylate)iron(II)chloride; sodium hydroxide In water; acetonitrile90%
4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4,4'-diazidophenylazobenzene

4,4'-diazidophenylazobenzene

Conditions
ConditionsYield
Stage #1: 4,4'-Diaminoazobenzene With hydrogenchloride; sodium nitrite In water
Stage #2: With sodium azide In water
90%
phenyl isocyanate
103-71-9

phenyl isocyanate

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C26H22N6O2

C26H22N6O2

Conditions
ConditionsYield
In acetonitrile for 12h; Reflux; Inert atmosphere;87%
4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundecyloxy)-benzaldehyde
494798-73-1

4-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundecyloxy)-benzaldehyde

C48H30F34N4O2

C48H30F34N4O2

Conditions
ConditionsYield
With toluene-4-sulfonic acid In N,N-dimethyl acetamide at 160℃; for 10h; Inert atmosphere;85%
2-bromoacetyl chloride
22118-09-8

2-bromoacetyl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C16H14Br2N4O2

C16H14Br2N4O2

Conditions
ConditionsYield
With sodium carbonate; ethyl acetate at 20℃; for 3h; Inert atmosphere;82%
N-(2,6-diisopropylphenyl)-acetimidoyl chloride
304865-77-8

N-(2,6-diisopropylphenyl)-acetimidoyl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

N,N'-(diazene-1,2-diylbis(4,1-phenylene))bis(N'-2,6-diisopropylphenyl)acetimidamide

N,N'-(diazene-1,2-diylbis(4,1-phenylene))bis(N'-2,6-diisopropylphenyl)acetimidamide

Conditions
ConditionsYield
In toluene for 4h; Reflux;81%
N‐{[(1‐chloro‐3,4‐dihydronaphthalen‐2‐yl)methylene]benzenaminium} chloride

N‐{[(1‐chloro‐3,4‐dihydronaphthalen‐2‐yl)methylene]benzenaminium} chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

N‐{[1‐({4‐[(4‐aminophenyl)diazenyl]phenyl}amino)‐3,4‐dihydronaphthalen‐2‐yl]methylene}benzenaminium chloride

N‐{[1‐({4‐[(4‐aminophenyl)diazenyl]phenyl}amino)‐3,4‐dihydronaphthalen‐2‐yl]methylene}benzenaminium chloride

Conditions
ConditionsYield
With potassium hydroxide In N,N-dimethyl-formamide for 7h; Heating;80%
butyryl chloride
141-75-3

butyryl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C20H24N4O2

C20H24N4O2

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 50℃; for 12h;79%
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4-(4-aminophenyl)diazenyl-N-(pyridin-2-ylmethylene)aniline

4-(4-aminophenyl)diazenyl-N-(pyridin-2-ylmethylene)aniline

Conditions
ConditionsYield
In ethanol75%
ferrocenecarboxaldehyde
12093-10-6

ferrocenecarboxaldehyde

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C23H20FeN4

C23H20FeN4

Conditions
ConditionsYield
In hexane at 50 - 60℃; for 3.16667h; Milling;75%
formic acid
64-18-6

formic acid

2-triethylammonio acetic acid chloride chloride
93614-64-3

2-triethylammonio acetic acid chloride chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4,4′-bis[(2)-triethylammoniumacetamido]azobenzene bis-formate

4,4′-bis[(2)-triethylammoniumacetamido]azobenzene bis-formate

Conditions
ConditionsYield
Stage #1: 2-triethylammonio acetic acid chloride chloride; 4,4'-Diaminoazobenzene With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide; acetonitrile at 0 - 20℃; Inert atmosphere;
Stage #2: formic acid With silica gel In water; acetonitrile
73%
acetyl chloride
75-36-5

acetyl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4-acetamido-4'-aminoazobenzene
61893-92-3

4-acetamido-4'-aminoazobenzene

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0 - 20℃; Inert atmosphere;73%
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0℃; for 1h; Inert atmosphere;73%
salicylaldehyde
90-02-8

salicylaldehyde

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

N,N'-bis(salicylidine)-4,4'-diaminoazobenzene
16395-62-3

N,N'-bis(salicylidine)-4,4'-diaminoazobenzene

Conditions
ConditionsYield
In methanol at 60 - 70℃; for 0.25h; Reflux;70%
With ethanol
1-(2,4-dinitrophenyl)-4,4'-bipyridinium chloride
71190-35-7

1-(2,4-dinitrophenyl)-4,4'-bipyridinium chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C32H24N6(2+)*2Cl(1-)

C32H24N6(2+)*2Cl(1-)

Conditions
ConditionsYield
In ethanol70%
C38H42N4O4

C38H42N4O4

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C50H52N8O3

C50H52N8O3

Conditions
ConditionsYield
Stage #1: C38H42N4O4 With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine In N,N-dimethyl-formamide at 4℃; for 1h; Inert atmosphere;
Stage #2: 4,4'-Diaminoazobenzene In N,N-dimethyl-formamide at 4 - 24℃; for 24h; Inert atmosphere;
70%
pent-4-enoyl chloride
39716-58-0

pent-4-enoyl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4-(pent-4-en)amido-4'-aminoazobenzene
1204416-92-1

4-(pent-4-en)amido-4'-aminoazobenzene

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0 - 20℃; Inert atmosphere;68%
propionyl chloride
79-03-8

propionyl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4-propionamido-4'-aminoazobenzene
1204416-90-9

4-propionamido-4'-aminoazobenzene

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0 - 20℃; Inert atmosphere;68%
1-(2,4-dinitrophenyl)-4,4'-bipyridinium chloride
71190-35-7

1-(2,4-dinitrophenyl)-4,4'-bipyridinium chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

A

C32H24N6(2+)*2Cl(1-)

C32H24N6(2+)*2Cl(1-)

B

2,4-Dinitroanilin
97-02-9

2,4-Dinitroanilin

Conditions
ConditionsYield
at 150 - 170℃; Zincke reaction; neat (no solvent);A 68%
B n/a
N‐{[(1‐chloro‐3,4‐dihydronaphthalen‐2‐yl)methylene]benzenaminium} chloride

N‐{[(1‐chloro‐3,4‐dihydronaphthalen‐2‐yl)methylene]benzenaminium} chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C46H38N6*2ClH

C46H38N6*2ClH

Conditions
ConditionsYield
With potassium hydroxide In N,N-dimethyl-formamide for 10h; Heating;68%
BOC-glycine
4530-20-5

BOC-glycine

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C19H23N5O3

C19H23N5O3

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 12h; Inert atmosphere;66%
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide for 18h; Inert atmosphere;58%
butyryl chloride
141-75-3

butyryl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4-butyramido-4'-aminoazobenzene
1204416-91-0

4-butyramido-4'-aminoazobenzene

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0 - 20℃; Inert atmosphere;65%
(3α,5β,7α,12α)-3,7,12-tris(formyloxy)cholan-24-oyl chloride
74670-08-9

(3α,5β,7α,12α)-3,7,12-tris(formyloxy)cholan-24-oyl chloride

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

N,N'-bis(3α,7α,12α-O-triformylcholyl)-azobenzene-4,4'-diamine

N,N'-bis(3α,7α,12α-O-triformylcholyl)-azobenzene-4,4'-diamine

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 0℃;63%
1,4-bis(thiophen-2-yl)butane-1,4-dione
13669-05-1

1,4-bis(thiophen-2-yl)butane-1,4-dione

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

4,4'-bis-[(2,5-di-thien-2-yl)-pyrrol-1-yl]azobenzene
425642-60-0

4,4'-bis-[(2,5-di-thien-2-yl)-pyrrol-1-yl]azobenzene

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene for 12h; Heating;60%
Boc-Gly-Gly-OH
31972-52-8

Boc-Gly-Gly-OH

4,4'-Diaminoazobenzene
538-41-0

4,4'-Diaminoazobenzene

C21H26N6O4

C21H26N6O4

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 12h; Inert atmosphere;58%

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