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
Cas:135822-72-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiry1. 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
Cas:135822-72-9
Min.Order:1 Gram
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Type:Manufacturers
inquiryOur 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
Cas:135822-72-9
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryWITH 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
Cas:135822-72-9
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.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
Cas:135822-72-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry2,2'-BIPYRIDYL-5,5'-DIALDEHYDE CAS:135822-72-9 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 q
Cas:135822-72-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, 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
Cas:135822-72-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHenan 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:135822-72-9
Min.Order:0
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Type:Lab/Research institutions
inquiryJ&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
Cas:135822-72-9
Min.Order:0
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Type:Lab/Research institutions
inquiryZibo 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
Cas:135822-72-9
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct Name: 2,2'-BIPYRIDYL-5,5'-DIALDEHYDE Synonyms: [2,2'-Bipyridine]-5,5'-dicarboxaldehyde,5,5'-Bis(formyl)-2,2'-bipyridine;6-(5-formyl-2-pyridinyl)-3-pyridinecarboxaldehyde;2,2'-BIPYRIDYL-5,5'-DIALDEHYDE;2,2
Cas:135822-72-9
Min.Order:1 Kilogram
FOB Price: $230.0
Type:Lab/Research institutions
inquiryHubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,
Cas:135822-72-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHigh 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
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirySAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGOLDEN 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
Cas:135822-72-9
Min.Order:1 Kilogram
Negotiable
Type:Other
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:135822-72-9
Min.Order:0
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Type:Lab/Research institutions
inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Manufacturers
inquiryAcmec 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
Cas:135822-72-9
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryHangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech bar
Cas:135822-72-9
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryhigh 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:Beijing or Guangzhou
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep 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
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe 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
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Trading Company
inquiry2,2'-Bipyridyl-5,5'-dialdehyde cas 135822-72-9Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Other
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:135822-72-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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
A
2-hydroperoxypropane
B
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With air In dichloromethane at 20℃; | A n/a B 99% |
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With sodium periodate In tetrahydrofuran; dichloromethane; water at 20℃; | 73% |
With sodium periodate In tetrahydrofuran; dichloromethane; water at 20℃; for 20h; | 72% |
With sodium periodate In tetrahydrofuran; dichloromethane; water at 20℃; for 20h; | 70% |
With sodium periodate In tetrahydrofuran; dichloromethane; water at 20℃; for 20h; | 70% |
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With sodium periodate In tetrahydrofuran; dichloromethane; water at 20℃; for 20h; | 72% |
With sodium periodate In tetrahydrofuran; dichloromethane; water at 20℃; for 22h; Inert atmosphere; | 60% |
With sodium periodate In tetrahydrofuran; water |
4,4′-bis(hydroxymethyl)-2,2′-bipyridine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With Dess-Martin periodane In dichloromethane at 20℃; for 1h; Inert atmosphere; | 63% |
With pyridine; lead(IV) acetate at 90℃; for 2h; | 15 % Chromat. |
5,5'-bis(bromomethyl)-2,2'-bipyridine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With sodium hydrogencarbonate; dimethyl sulfoxide at 115℃; for 3.5h; | 49% |
With hexamethylenetetramine In ethanol; water for 60h; |
5,5'-Bis(carboxyethyl)-2,2'-bipyridine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: NaBH4 / ethanol / Heating 1.2: acetone / 1 h / Heating 1.3: aq. K2CO3 / 1 h / Heating 2.1: 15 percent Chromat. / pyridine; Pb(CH3CO2)4 / 2 h / 90 °C View Scheme |
5,5'-dimethyl-2,2'-bipyridine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: N,N-dimethyl-formamide 2: sodium periodate / tetrahydrofuran; water View Scheme | |
Multi-step reaction with 2 steps 1: N-Bromosuccinimide; dibenzoyl peroxide / tetrachloromethane / 14 h / Inert atmosphere; Reflux 2: hexamethylenetetramine / water; ethanol / 60 h View Scheme | |
Multi-step reaction with 2 steps 1: N,N-dimethyl-formamide / 72 h / 120 °C / Inert atmosphere 2: sodium periodate / dichloromethane; tetrahydrofuran; water / 22 h / 20 °C / Inert atmosphere View Scheme |
2,2'-bipyridine-5,5'-dicarboxylic acid
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sulfuric acid / 16 h / Reflux; Inert atmosphere 2: sodium tetrahydroborate / ethanol / 4 h / Reflux; Inert atmosphere 3: Dess-Martin periodane / dichloromethane / 1 h / 20 °C / Inert atmosphere View Scheme |
[2,2']bipyridinyl-5,5'-dicarboxylic acid diethyl ester
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / ethanol / 4 h / Reflux; Inert atmosphere 2: Dess-Martin periodane / dichloromethane / 1 h / 20 °C / Inert atmosphere View Scheme |
N,N'-dihydroxy-2,3-dimethylbutane-2,3-diamine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In toluene Inert atmosphere; Reflux; | 88% |
In methanol at 20℃; for 72h; Condensation; | 85% |
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With triethylamine In methanol; chloroform at 20℃; for 24h; | 84% |
Conditions | Yield |
---|---|
With triethylamine In methanol; chloroform at 20℃; for 24h; | 82% |
2,2',2''-triaminotriethylamine
2,2′-bipyridine-5,5′-dicarbaldehyde
N2((CH2)2NCH(C5NH3)2CHN(CH2)2)3
Conditions | Yield |
---|---|
In acetonitrile Ambient temperature; | 78% |
4,4’,4’’,4’’’-(pyrene-1,3,6,8-tetrayl) tetra aniline
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With acetic acid In 1,3-dioxane; water; 1,3,5-trimethyl-benzene at 120℃; for 168h; | 76.8% |
2,2′-bipyridine-5,5′-dicarbaldehyde
1,2-diamino-benzene
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 120℃; for 6h; | 75% |
n-Dodecylamine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In ethanol for 7h; Heating; | 72% |
Conditions | Yield |
---|---|
In ethanol at 70℃; for 3h; | 70% |
diisopropyl zinc
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In toluene at 0℃; for 1h; | 69% |
3,5-dimethyl-4H-1,2,4-triazol-4-amine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In ethanol Solvent; Concentration; Reflux; | 69% |
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With acetic acid In 1,4-dioxane; water at 140℃; for 120h; Temperature; Sonication; Sealed tube; | 68% |
N,N'-dihydroxy-2,3-dimethylbutane-2,3-diamine
2,2′-bipyridine-5,5′-dicarbaldehyde
5,5'-bis(3''-oxide-1''-oxyl-4'',4'', 5'',5''-tetramethylimidazolin-2''-yl)-2,2'-bipyridine
Conditions | Yield |
---|---|
With sodium periodate In dichloromethane; water at 0℃; | 52% |
2,2′-bipyridine-5,5′-dicarbaldehyde
5,5'-Bis(carboxyethyl)-2,2'-bipyridine
Conditions | Yield |
---|---|
With sodium ethanolate In ethanol; dichloromethane at 20℃; | 50% |
isopropylmagnesium bromide
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at 0℃; | A 17% B 35% |
2,2′-bipyridine-5,5′-dicarbaldehyde
ethylene glycol
5,5'-di(1,3-dioxolan-2-yl)-2,2'-bipyridine
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid at 110℃; Inert atmosphere; | 35% |
3,5-dimethyl-4H-1,2,4-triazol-4-amine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In acetonitrile Reflux; | 31% |
di-n-butylzinc
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In toluene at 0℃; | A 17% B 26% C 15% |
diethylzinc
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In toluene at 0℃; | A 19% B 18% C 24% |
isopropyllithium
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
In toluene; pentane at 0℃; | A 3% B 9% |
N,N'-dihydroxy-2,3-dimethylbutane-2,3-diamine
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With selenium(IV) oxide In methanol Ambient temperature; |
tetrakis-5,10,15,20-(o-aminophenyl)porphyrin
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
With trifluoroacetic acid In N,N-dimethyl acetamide; acetonitrile for 12h; Ambient temperature; |
2,2′-bipyridine-5,5′-dicarbaldehyde
5,5'-bis(3''-oxide-1''-oxyl-4'',4'', 5'',5''-tetramethylimidazolin-2''-yl)-2,2'-bipyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 85 percent / methanol / 72 h / 20 °C 2: 52 percent / aq. sodium periodate / CH2Cl2 / 1 h View Scheme |
2,2′-bipyridine-5,5′-dicarbaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SeO2 / methanol / Ambient temperature 2: 65 percent / NaIO4 View Scheme | |
Multi-step reaction with 2 steps 1: toluene / Inert atmosphere; Reflux 2: manganese(IV) oxide / nitromethane / 0.58 h / 20 °C View Scheme |
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