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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

4-Bromo-2,6-diaminopyridine Manufacturer/High quality/Best price/In stock

Cas:329974-09-6

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

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-- 4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

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

Pharmaceutical Grade CAS 329974-09-6 with competitive price

Cas:329974-09-6

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product Name: 4-Bromo-2,6-diaminopyridine CAS No.: 329974-09-6 Molecular formula: C5H6BrN3 Molecular weight: 188 Appearance: white powder Storage:Store in cool and dry place, away from sun light

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

inquiry

Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,

4-Bromo-2,6-diaminopyridine CAS NO.: 329974-09-6

Cas:329974-09-6

Min.Order:20 Metric Ton

Negotiable

Type:Trading Company

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

2,6-Pyridinediamine,4-bromo-

Cas:329974-09-6

Min.Order:0

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-Bromo-pyridine-2,6-diamine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

our strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery

4-bromopyridine-2,6-diamine

Cas:329974-09-6

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

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,

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

4-Bromo-2,6-diaminopyridine Chemical Properties Melting point 126 °C Boiling point 352.7±37.0 °C(Predicted) density 1.818±0.06 g/cm3(Predicted) storage temp. Keep in dark place,Inert atmosphere,2-8°C pka 5

4-bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:1 Gram

FOB Price: $66.0

Type:Lab/Research institutions

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

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

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

4-Bromo-2,6-diaminopyridine CAS NO.: 329974-09-6 CAS NO.329974-09-6

Cas:329974-09-6

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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

2,6-Pyridinediamine,4-bromo-

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

4-bromopyridine-2,6-diamine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratoryAppearance:Off-white solid Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

4-bromopyridine-2,6-diamine cas no. 329974-09-6 97%

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

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-BroMo-2,6-diaMinopyridine

Cas:329974-09-6

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-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

4-Bromo-2,6-Diaminopyridine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fandachem Co.,Ltd

4-Bromo-2,6-diaminopyridine cas 329974-09-6Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

4-Bromo-2,6-diaminopyridine cas 329974-09-6

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Other

inquiry

Changzhou Ansciep Chemical Co.,Ltd.

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

2,6-Pyridinediamine,4-bromo- 329974-09-6

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

AstaTech ( Chengdu) BioPharmaceutical Corp.

Quality assurance, stable process and affordable priceAppearance:detailed see specifications Storage:enquiry Package:according to the clients requirement Application:Pharmaceutical intermediates Transportation:Normal Port:chengdu

4-bromopyridine-2,6-diamine

Cas:329974-09-6

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-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Qingdao little fox Biological &Technology Co.,Ltd

4-bromopyridine-2,6-diamineAppearance:White powder Storage:Store in dry, dark and ventilated Package:Can operate according to customer's requirement Application:Pharmaceutical intermediates Transportation:HKEMS,UPS,DHL,TNT,EUB,EMS,FEDEX,By sea ,Air f

4-bromopyridine-2,6-diamine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Bide Pharmatech Ltd

Our mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Other

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

4-Bromo-2,6-diaminopyridine

Cas:329974-09-6

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Shaanxi Mingqi Chemical Co., Ltd

Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Our advantages:1, High quality with competitive price:1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer a

Factory Direct Sales Low Price 4-bromopyridine-2,6-diamine

Cas:329974-09-6

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(4-bromo-6-tert-butoxycarbonylamino-pyridin-2-yl)-carbamic acid tert-butyl ester
410534-47-3

(4-bromo-6-tert-butoxycarbonylamino-pyridin-2-yl)-carbamic acid tert-butyl ester

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
With trifluoroacetic acid In dichloromethane74%
With trifluoroacetic acid In toluene for 2h; Reflux;209 mg
4-bromo-pyridine-2,6-dicarbonyl diazide
329974-10-9

4-bromo-pyridine-2,6-dicarbonyl diazide

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
Stage #1: 4-bromo-pyridine-2,6-dicarbonyl diazide With tert-butyl alcohol Heating;
Stage #2: With trifluoroacetic acid In dichloromethane
74%
N,N'-dibenzyl-4-bromo-1-oxypyridine-2,6-diamine

N,N'-dibenzyl-4-bromo-1-oxypyridine-2,6-diamine

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
With sulfuric acid at 40℃; for 1.5h;68.5%
sodium hydroxide
1310-73-2

sodium hydroxide

trifluoroacetic acid
76-05-1

trifluoroacetic acid

4-bromo-pyridine-2,6-dicarbonyl diazide
329974-10-9

4-bromo-pyridine-2,6-dicarbonyl diazide

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
Stage #1: 4-bromo-pyridine-2,6-dicarbonyl diazide In toluene; tert-butyl alcohol for 12h; Heating / reflux;
Stage #2: trifluoroacetic acid In toluene for 2h; Heating / reflux;
Stage #3: sodium hydroxide In diethyl ether; water
67%
4-bromo-1-oxypyridine-2,6-diamine

4-bromo-1-oxypyridine-2,6-diamine

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
With iron; acetic acid In water at 100℃; for 2h;59.4%
2,4,6-tribromopyridine
2408-70-0

2,4,6-tribromopyridine

A

4-amino-2,6-dibromopyridine
39771-34-1

4-amino-2,6-dibromopyridine

B

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

C

2,4-diamino-6-bromopyridine

2,4-diamino-6-bromopyridine

Conditions
ConditionsYield
With ammonia In waterA n/a
B 25%
C n/a
2,4,6-tribromopyridine
2408-70-0

2,4,6-tribromopyridine

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
With ammonium hydroxide at 200℃;
4-bromopyridine-2,6-biscarbonamide
668992-72-1

4-bromopyridine-2,6-biscarbonamide

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
With potassium hydroxide; bromine for 4h; Hofmann rearrangement; Heating;
With bromine; potassium hydroxide at 0 - 90℃; for 2.5h;
C5H4BrClN2
1206250-19-2

C5H4BrClN2

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
With ammonia
2,6-Dibromopyridine
626-05-1

2,6-Dibromopyridine

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: trifluoroacetic acid; dihydrogen peroxide / water / 5 h / 95 - 100 °C / Large scale
2: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
3: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
4: toluene / 2 h / 70 °C
5: sulfuric acid / 1.5 h / 40 °C
View Scheme
Multi-step reaction with 5 steps
1: trifluoroacetic acid; dihydrogen peroxide / water / 5 h / 95 - 100 °C / Large scale
2: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
3: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
4: potassium carbonate / toluene / 21 h / 110 °C
5: sulfuric acid / 1.5 h / 40 °C
View Scheme
Multi-step reaction with 5 steps
1: trifluoroacetic acid; dihydrogen peroxide / water / 5 h / 95 - 100 °C / Large scale
2: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
3: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
4: ammonium hydroxide / water / 3 h / 110 °C / Sealed tube
5: iron; acetic acid / water / 2 h / 100 °C
View Scheme
Multi-step reaction with 5 steps
1: trifluoroacetic acid; dihydrogen peroxide / water / 5 h / 95 - 100 °C / Large scale
2: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
3: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
4: ammonium hydroxide / water / 5 h / 140 °C / Sealed tube
5: iron; acetic acid / water / 2 h / 100 °C
View Scheme
2,6-dibromopyridin N-oxide
25373-69-7

2,6-dibromopyridin N-oxide

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
2: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
3: toluene / 2 h / 70 °C
4: sulfuric acid / 1.5 h / 40 °C
View Scheme
Multi-step reaction with 4 steps
1: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
2: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
3: potassium carbonate / toluene / 21 h / 110 °C
4: sulfuric acid / 1.5 h / 40 °C
View Scheme
Multi-step reaction with 4 steps
1: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
2: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
3: ammonium hydroxide / water / 3 h / 110 °C / Sealed tube
4: iron; acetic acid / water / 2 h / 100 °C
View Scheme
Multi-step reaction with 4 steps
1: sulfuric acid; nitric acid / 20 h / 60 °C / Large scale
2: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
3: ammonium hydroxide / water / 5 h / 140 °C / Sealed tube
4: iron; acetic acid / water / 2 h / 100 °C
View Scheme
2,6-dibromo-4-nitro-pyridine 1-oxide
98027-81-7

2,6-dibromo-4-nitro-pyridine 1-oxide

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
2: ammonium hydroxide / water / 3 h / 110 °C / Sealed tube
3: iron; acetic acid / water / 2 h / 100 °C
View Scheme
Multi-step reaction with 3 steps
1: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
2: ammonium hydroxide / water / 5 h / 140 °C / Sealed tube
3: iron; acetic acid / water / 2 h / 100 °C
View Scheme
Multi-step reaction with 3 steps
1: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
2: toluene / 2 h / 70 °C
3: sulfuric acid / 1.5 h / 40 °C
View Scheme
Multi-step reaction with 3 steps
1: Acetyl bromide / acetic acid / 5 h / 60 - 80 °C
2: potassium carbonate / toluene / 21 h / 110 °C
3: sulfuric acid / 1.5 h / 40 °C
View Scheme
2,4,6-tribromopyridine-1-oxide hydrobromide

2,4,6-tribromopyridine-1-oxide hydrobromide

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: ammonium hydroxide / water / 3 h / 110 °C / Sealed tube
2: iron; acetic acid / water / 2 h / 100 °C
View Scheme
Multi-step reaction with 2 steps
1: ammonium hydroxide / water / 5 h / 140 °C / Sealed tube
2: iron; acetic acid / water / 2 h / 100 °C
View Scheme
Multi-step reaction with 2 steps
1: potassium carbonate / toluene / 21 h / 110 °C
2: sulfuric acid / 1.5 h / 40 °C
View Scheme
Multi-step reaction with 2 steps
1: toluene / 2 h / 70 °C
2: sulfuric acid / 1.5 h / 40 °C
View Scheme
chelidamic acid
138-60-3

chelidamic acid

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: phosphorus pentabromide / 3 h / 80 °C
1.2: 1 h / -10 °C
2.1: ammonia / methanol / 2 h / 20 °C
3.1: bromine; potassium hydroxide / 2.5 h / 0 - 90 °C
View Scheme
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

4-chloro-aniline
106-47-8

4-chloro-aniline

(E)-4-bromo-3-((4-chlorophenyl)diazenyl)pyridine-2,6-diamine

(E)-4-bromo-3-((4-chlorophenyl)diazenyl)pyridine-2,6-diamine

Conditions
ConditionsYield
Stage #1: 4-chloro-aniline With hydrogenchloride; sodium nitrite In water at 0℃; for 0.5h;
Stage #2: 4-bromo-pyridine-2,6-diamine In water for 1.5h;
99%
Stage #1: 4-chloro-aniline With hydrogenchloride; sodium nitrite In water at 0℃;
Stage #2: 4-bromo-pyridine-2,6-diamine In water for 1.5h;
99%
Stage #1: 4-chloro-aniline With hydrogenchloride; sodium nitrite In water at 0℃; for 0.5h;
Stage #2: 4-bromo-pyridine-2,6-diamine With urea In water for 1.5h;
Stage #3: With sodium acetate In water
99%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

n-valeryl chloride
638-29-9

n-valeryl chloride

2,6-di-n-butylamino-4-bromo-pyridine
662164-82-1

2,6-di-n-butylamino-4-bromo-pyridine

Conditions
ConditionsYield
With triethylamine In dichloromethane for 1.5h;97%
With triethylamine In dichloromethane at 20℃; for 1.5h;69.2%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

acetyl chloride
75-36-5

acetyl chloride

N,N'-(4-bromo-2,6-pyridinediyl)bisacetamide
662164-81-0

N,N'-(4-bromo-2,6-pyridinediyl)bisacetamide

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0℃; for 25h; Inert atmosphere;97%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

butyryl chloride
141-75-3

butyryl chloride

N,N'-(4-bromopyridine-2,6-diyl)dibutyramide

N,N'-(4-bromopyridine-2,6-diyl)dibutyramide

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 2h; Inert atmosphere;95%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

propionyl chloride
79-03-8

propionyl chloride

4-bromo-2,6-dipropamidopyridine

4-bromo-2,6-dipropamidopyridine

Conditions
ConditionsYield
With triethylamine In dichloromethane90%
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

7-bromo-2-pyridin-2-yl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine
329972-51-2

7-bromo-2-pyridin-2-yl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine

Conditions
ConditionsYield
With potassium hydroxide; air; mesitylenesulfonylhydroxylamine79%
With potassium hydroxide; mesitylenesulfonylhydroxylamine
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

ethyl Bromopyruvate
70-23-5

ethyl Bromopyruvate

ethyl 5-amino-7-bromo-imidazo[1,2-a]pyridine-2-carboxylate
865604-77-9

ethyl 5-amino-7-bromo-imidazo[1,2-a]pyridine-2-carboxylate

Conditions
ConditionsYield
In ethanol for 3h; Heating / reflux;75%
In ethanol for 5h; Reflux;
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

2-Methylpropionic anhydride
97-72-3

2-Methylpropionic anhydride

N,N'-(4-bromopyridine-2,6-diyl)bis(2-methylpropanamide)

N,N'-(4-bromopyridine-2,6-diyl)bis(2-methylpropanamide)

Conditions
ConditionsYield
With pyridine at 0℃; for 2h; Reflux;75%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

(Z)-1-(4',4',5',5'-tetramethyl-1’,3’,2’-dioxaborolan-2’-yl)-1,2-diphenylethene
264144-59-4

(Z)-1-(4',4',5',5'-tetramethyl-1’,3’,2’-dioxaborolan-2’-yl)-1,2-diphenylethene

(E)-4-(1,2-diphenylvinyl)pyridine-2,6-diamine

(E)-4-(1,2-diphenylvinyl)pyridine-2,6-diamine

Conditions
ConditionsYield
With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate In 1,2-dimethoxyethane at 70℃; for 16h;75%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

acetic anhydride
108-24-7

acetic anhydride

N,N'-(4-bromo-2,6-pyridinediyl)bisacetamide
662164-81-0

N,N'-(4-bromo-2,6-pyridinediyl)bisacetamide

Conditions
ConditionsYield
In pyridine at 20℃; for 10h;68%
With pyridine at 20℃; for 10h;68%
With pyridine68%
With pyridine at 20℃; Inert atmosphere;61%
Stage #1: 4-bromo-pyridine-2,6-diamine; acetic anhydride With sulfuric acid In water for 72h; Heating / reflux;
Stage #2: With sodium hydrogencarbonate In water
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

3,3-dimethylbutanoic acid chloride
7065-46-5

3,3-dimethylbutanoic acid chloride

N-(6-amino-4-bromopyridin-2-yl)-3,3-dimethylbutanamide

N-(6-amino-4-bromopyridin-2-yl)-3,3-dimethylbutanamide

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 0 - 20℃; for 3h;68%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

(S)-N-tert-butoxycarbonyl-N-methyl-2-amino-propionic acid
13734-31-1

(S)-N-tert-butoxycarbonyl-N-methyl-2-amino-propionic acid

tert-butyl N-{1-[(6-amino-4-bromopyridin-2-yl)carbamoyl]ethyl}-N-methylcarbamate

tert-butyl N-{1-[(6-amino-4-bromopyridin-2-yl)carbamoyl]ethyl}-N-methylcarbamate

Conditions
ConditionsYield
Stage #1: (S)-N-tert-butoxycarbonyl-N-methyl-2-amino-propionic acid With dicyclohexyl-carbodiimide In dichloromethane at 20℃; Cooling with ice;
Stage #2: 4-bromo-pyridine-2,6-diamine In 1-methyl-pyrrolidin-2-one; dichloromethane at 20℃; for 72h;
67%
Stage #1: (S)-N-tert-butoxycarbonyl-N-methyl-2-amino-propionic acid With dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 0.5h; Cooling with ice;
Stage #2: 4-bromo-pyridine-2,6-diamine In 1-methyl-pyrrolidin-2-one; dichloromethane at 20℃; for 72h;
67%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

3-methoxycarbonylbenzyl bromide
1129-28-8

3-methoxycarbonylbenzyl bromide

methyl 3-((2,6-diaminopyridin-4-yl)methyl)benzoate

methyl 3-((2,6-diaminopyridin-4-yl)methyl)benzoate

Conditions
ConditionsYield
Stage #1: 3-methoxycarbonylbenzyl bromide With chloro-trimethyl-silane; zinc In tetrahydrofuran; ethylene dibromide at 20℃; for 1h; Negishi Coupling; Inert atmosphere;
Stage #2: 4-bromo-pyridine-2,6-diamine With tris-(dibenzylideneacetone)dipalladium(0); tri tert-butylphosphoniumtetrafluoroborate at 20℃; Negishi Coupling;
63.9%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

1-bromomethyl-3-chlorobenzene
766-80-3

1-bromomethyl-3-chlorobenzene

4-(3-chlorobenzyl)pyridine-2,6-diamine

4-(3-chlorobenzyl)pyridine-2,6-diamine

Conditions
ConditionsYield
Stage #1: 1-bromomethyl-3-chlorobenzene With chloro-trimethyl-silane; zinc In tetrahydrofuran; ethylene dibromide at 20℃; for 0.5h; Negishi Coupling; Inert atmosphere;
Stage #2: 4-bromo-pyridine-2,6-diamine With tris-(dibenzylideneacetone)dipalladium(0); tri tert-butylphosphoniumtetrafluoroborate at 20℃;
58.6%
2-methoxythiophene-5-carbaldehyde
35087-46-8

2-methoxythiophene-5-carbaldehyde

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

7-bromo-2-(5-methoxythiophen-2-yl)[1,2,4]triazolo[1,5-a]pyridin-5-ylamine
329972-48-7

7-bromo-2-(5-methoxythiophen-2-yl)[1,2,4]triazolo[1,5-a]pyridin-5-ylamine

Conditions
ConditionsYield
With potassium hydroxide; air; mesitylenesulfonylhydroxylamine56%
With potassium hydroxide; mesitylenesulfonylhydroxylamine
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

3,4-dichlophenylboronic acid
151169-75-4

3,4-dichlophenylboronic acid

4-(3,4-Dichloro-phenyl)-pyridine-2,6-diamine
329974-12-1

4-(3,4-Dichloro-phenyl)-pyridine-2,6-diamine

Conditions
ConditionsYield
With sodium carbonate; [1,1'-bis(diphenylphosphino)ferrocene]dichloropalladium(II) In 1,2-dimethoxyethane at 80℃; for 17h;52%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

benzyl bromide
100-39-0

benzyl bromide

4-bromo-N,N,N',N'-tetrabenzyl-2,6-diaminopyridine
1204589-47-8

4-bromo-N,N,N',N'-tetrabenzyl-2,6-diaminopyridine

Conditions
ConditionsYield
Stage #1: 4-bromo-pyridine-2,6-diamine With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.25h;
Stage #2: benzyl bromide In N,N-dimethyl-formamide at 0 - 20℃;
47%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

2-(3,4,5-trimethoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
214360-67-5

2-(3,4,5-trimethoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

4-(3,4,5-trimethoxyphenyl)pyridine-2,6-diamine hydrochloride
1309365-48-7

4-(3,4,5-trimethoxyphenyl)pyridine-2,6-diamine hydrochloride

Conditions
ConditionsYield
Stage #1: 4-bromo-pyridine-2,6-diamine; 4,4,5,5-tetramethyl-2-(3,4,5-trimethoxyphenyl)-1,3,2-dioxaborolane With caesium carbonate In methanol at 100℃; for 18h; Suzuki coupling; Inert atmosphere;
Stage #2: With hydrogenchloride In ethanol
44%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

di-tert-butyl (4-bromopyridine-2,6-diyl)bis((tert-butoxycarbonyl)carbamate)

di-tert-butyl (4-bromopyridine-2,6-diyl)bis((tert-butoxycarbonyl)carbamate)

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 70℃; Inert atmosphere;43%
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

benzaldehyde
100-52-7

benzaldehyde

7-bromo-2-phenyl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine
329974-11-0

7-bromo-2-phenyl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine

Conditions
ConditionsYield
With potassium hydroxide; air; mesitylenesulfonylhydroxylamine39%
potassium hydroxide
1310-58-3

potassium hydroxide

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

benzaldehyde
100-52-7

benzaldehyde

7-bromo-2-phenyl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine
329974-11-0

7-bromo-2-phenyl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine

Conditions
ConditionsYield
Stage #1: 4-bromo-pyridine-2,6-diamine With mesitylenesulfonylhydroxylamine In methanol at -5℃; for 0.25h;
Stage #2: benzaldehyde In methanol for 0.5h;
Stage #3: potassium hydroxide
39%
thiophene-2-carbaldehyde
98-03-3

thiophene-2-carbaldehyde

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

7-bromo-2-thiophen-2-yl[1,2,4]triazolo[1,5-a]pyridin-5-ylamine
329972-33-0

7-bromo-2-thiophen-2-yl[1,2,4]triazolo[1,5-a]pyridin-5-ylamine

Conditions
ConditionsYield
With potassium hydroxide; air; mesitylenesulfonylhydroxylamine37%
With potassium hydroxide; mesitylenesulfonylhydroxylamine
furfural
98-01-1

furfural

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

7-bromo-2-furan-2-yl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine
329972-27-2

7-bromo-2-furan-2-yl-[1,2,4]triazolo[1,5-a]pyridin-5-ylamine

Conditions
ConditionsYield
With potassium hydroxide; air; mesitylenesulfonylhydroxylamine36%
With potassium hydroxide; mesitylenesulfonylhydroxylamine
5-Methylfurfural
620-02-0

5-Methylfurfural

4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

7-bromo-2-(5-methylfuran-2-yl)[1,2,4 ]triazolo[1,5-a]pyridin-5-ylamine
329972-28-3

7-bromo-2-(5-methylfuran-2-yl)[1,2,4 ]triazolo[1,5-a]pyridin-5-ylamine

Conditions
ConditionsYield
With potassium hydroxide; air; mesitylenesulfonylhydroxylamine35%
With potassium hydroxide; mesitylenesulfonylhydroxylamine
4-bromo-pyridine-2,6-diamine
329974-09-6

4-bromo-pyridine-2,6-diamine

2,2-difluoroethyl triflate
74427-22-8

2,2-difluoroethyl triflate

4-bromo-N-(2,2-difluoro-ethyl)-pyridine-2,6-diamine
1158784-72-5

4-bromo-N-(2,2-difluoro-ethyl)-pyridine-2,6-diamine

Conditions
ConditionsYield
Stage #1: 4-bromo-pyridine-2,6-diamine With lithium hexamethyldisilazane In tetrahydrofuran at 0℃; for 1h;
Stage #2: 2,2-difluoroethyl triflate In tetrahydrofuran at 25℃; for 18h;
32%

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