Products

Refine

Country

Business Type

Certificate

Display

Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:1 Kilogram

FOB Price: $3.0

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 p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:1

Negotiable

Type:Other

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:1 Kilogram

FOB Price: $3.5 / 6.0

Type:Trading Company

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

Phenol,4,4'-(2-pyridinylmethylene)bis-

Cas:603-41-8

Min.Order:1 Gram

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

Phenol,4,4'-(2-pyridinylmethylene)bis-

Cas:603-41-8

Min.Order:0

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

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

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

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

Phenol,4,4'-(2-pyridinylmethylene)bis-

Cas:603-41-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

Bisacodyl Related Compound A (20 mg) (4,4'-(Pyridin-2-ylmethylene)diphenol)

Cas:603-41-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou Huarong Pharm Co., Ltd.

High qualityAppearance:White powder Storage:Room temperature Package:Aluminum bag Application:Used in producing API Transportation:By air Port:Beijing

Desacetyl Bisacodyl

Cas:603-41-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

p,p'-(2-pyridylmethylene)bisphenol; DDPM CAS:603-41-8 from fandachem Appearance:as in COA Storage:Store in dry, dark and ventilated place Package:as customers' requirements Application:intermediate Port:Shanghai, China

p,p'-(2-pyridylmethylene)bisphenol; DDPM CAS:603-41-8 from fandachem

Cas:603-41-8

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Antimex Chemical Limied

Our own factory produces direct sales with absolute price advantage Application:Pharmaceutical industry Transportation:By sea Port:Shanghai/tianjin

Benzene,1,3,5-trimethyl-2-nitro-

Cas:603-41-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemsigma International Co.,Ltd.

bulk productionChemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical manufacturing for overseas customers, in the field of API, pharmaceutical intermediates, chemical intermediates, fine chem

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Application:Medical or chemical

603-41-8

Cas:603-41-8

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

p,p'-(2-pyridylmethylene)bisphenol

Cas:603-41-8

Min.Order:0

Negotiable

Type:Trading Company

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-hydroxyphenyl)-pyridin-2-ylmethyl]phenol

Cas:603-41-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Yinghao Pharm Co.,Ltd.

Yinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat

Picosulfate Impurity B

Cas:603-41-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan MoonZY Biological Technology Co.,Ltd

1. Quality: High purity, strict quality control, 10 years experience in chemical industry. 2. Price: Moderate price, more QTY more discount. 3. MOQ: Sample order is welcome to test quality. 4. Shipping time: In Stock, can be shipp

p,p'-(2-pyridylmethylene)bisphenol,603-41-8

Cas:603-41-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Simson Pharma Limited

The system can just identify the products information in first sheet, it is not be permitted to add or edit new sheet by userself.Our products are required in MG to Gram only. · Pharmaceutical Reference Standards· Traceable workin

Bisacodyl EP Impurity A

Cas:603-41-8

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Finetech Industry Limited

FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the Desacetyl Bisacodyl, CAS:603-41-8 with the most competitive price and the best qualit

Desacetyl Bisacodyl

Cas:603-41-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Xiamen Ikg Chemical Co., Ltd.

IKGCHEM is a leading manufacturer and supplier of chemical in China.As a Professional chemical raw material supplier,our products are produced in accordance with ISO 9001:2015 Quality Management System and ISO14001:2015 Environmental Management Syste

P,P'-(2-Pyridylmethylene)Bisphenol

Cas:603-41-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Topbatt Chemical Co., Ltd.

Topbatt Chemical Co., Ltd., Established in 2019, located in Shenzhen, Guangdong Province, is a Manufacturer and Trading company which specialized in fine chemicals like Pharmaceutical Reference Standards and Stable Isotopes. Our Stable Isotopes produ

Sodium Picosulfate EP Impurity B

Cas:603-41-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Guangzhou PI & PI Biotech Inc. Ltd.

Impurities from EP, CP, USP, JP, IP and independent R&D Package:10mg, 25mg, 50mg, 100mg, Other scale please send an equiry Application:For research and development purpose Port:Guangzhou

Bisacodyl impurity A

Cas:603-41-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shenzhen Sumshine Biotech Co., Ltd.

1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and

Sodium Picosulfate EP Impurity B

Cas:603-41-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NovaChemistry

High purity Application:Pharmaceutical intermediates, Material synthesis and analyzing the expectant ingredients

Picosulfate EP Impurity B

Cas:603-41-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

3,3'-dichloro-4,4'-(pyridin-2-ylmethylene)diphenol

3,3'-dichloro-4,4'-(pyridin-2-ylmethylene)diphenol

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With nickel aluminum; sodium hydroxide at 20℃; for 9h; Concentration;95.7%
bisacodyl
603-50-9

bisacodyl

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With potassium hydroxide In ethanol; water at 20℃; for 72h;92%
With sodium hydroxide In water; acetonitrile at 50℃; for 5h; Temperature;10.99 g
3-(4-methoxyphenyl)-[1,2,3]triazolo[1,5-a]pyridine
78539-92-1

3-(4-methoxyphenyl)-[1,2,3]triazolo[1,5-a]pyridine

(4-((tert-butyldimethylsilyl)oxy)phenyl)boronic acid
159191-56-7

(4-((tert-butyldimethylsilyl)oxy)phenyl)boronic acid

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Stage #1: 3-(4-methoxyphenyl)-[l,2,3]triazolo[1,5-a]pyridine; (4-((tert-butyldimethylsilyl)oxy)phenyl)boronic acid With potassium carbonate In benzene at 20℃; for 10h; UV-irradiation;
Stage #2: With hydrogen bromide; acetic acid Reflux;
80%
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

phenol
108-95-2

phenol

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With sulfuric acid at 0 - 20℃; for 3h;71.1%
Stage #1: phenol With sulfuric acid; alpha cyclodextrin at 20℃; Large scale;
Stage #2: pyridine-2-carbaldehyde Large scale;
59.4%
With sulfuric acid
4-hydroxyphenyl(2-pyridyl) carbinol
33455-95-7

4-hydroxyphenyl(2-pyridyl) carbinol

phenol
108-95-2

phenol

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With phosphoric acid In water at 100℃; for 0.5h;69%
4,4'-(pyridin-2-ylmethylene)dianiline
85171-91-1

4,4'-(pyridin-2-ylmethylene)dianiline

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With sulfuric acid; sodium nitrite
di[4'',4'''-di(methoxy)phenyl](2'-pyridyl)methanol
67916-54-5

di[4'',4'''-di(methoxy)phenyl](2'-pyridyl)methanol

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With hydrogen iodide
With hydrogen iodide; acetic acid at 100℃; for 6h; Reagent/catalyst; Large scale;1.6 kg
bis-(4-methoxy-phenyl)-[2]pyridyl-acetonitrile
94871-89-3

bis-(4-methoxy-phenyl)-[2]pyridyl-acetonitrile

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With hydrogen bromide Erwaermen des Reaktionsprodukts mit wss.Kalilauge;
2-diethoxymethyl-pyridine
27443-37-4

2-diethoxymethyl-pyridine

phenol
108-95-2

phenol

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With sulfuric acid
With sulfuric acid
phenol
108-95-2

phenol

sodium-salt of/the/ hydroxy-<2>pyridyl-methanesulfonic acid

sodium-salt of/the/ hydroxy-<2>pyridyl-methanesulfonic acid

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With sulfuric acid
With sulfuric acid
pyridine-2-carbonyl chloride
29745-44-6

pyridine-2-carbonyl chloride

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 8.4 g / triethylamine / CH2Cl2 / 0 - 20 °C
2: 56 percent / AlCl3 / 4 h / 160 °C
3: 94.5 percent / sodium borohydride / methanol / 2 h / 0 - 20 °C
4: 69 percent / H3PO4 / H2O / 0.5 h / 100 °C
View Scheme
2-Picolinic acid
98-98-6

2-Picolinic acid

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: thionyl chloride / benzene / 12 h / Heating
2: 8.4 g / triethylamine / CH2Cl2 / 0 - 20 °C
3: 56 percent / AlCl3 / 4 h / 160 °C
4: 94.5 percent / sodium borohydride / methanol / 2 h / 0 - 20 °C
5: 69 percent / H3PO4 / H2O / 0.5 h / 100 °C
View Scheme
pyridine-2-carboxylic acid phenyl ester
26838-86-8

pyridine-2-carboxylic acid phenyl ester

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 56 percent / AlCl3 / 4 h / 160 °C
2: 94.5 percent / sodium borohydride / methanol / 2 h / 0 - 20 °C
3: 69 percent / H3PO4 / H2O / 0.5 h / 100 °C
View Scheme
(4-hydroxyphenyl)(pyridin-2-yl)methanone
33077-70-2

(4-hydroxyphenyl)(pyridin-2-yl)methanone

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 94.5 percent / sodium borohydride / methanol / 2 h / 0 - 20 °C
2: 69 percent / H3PO4 / H2O / 0.5 h / 100 °C
View Scheme
pyridine-2-carbaldehyde
1121-60-4

pyridine-2-carbaldehyde

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrogenchloride
2: sulfuric acid; sodium nitrite
View Scheme
2-pyridyllithium
17624-36-1

2-pyridyllithium

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diethyl ether / -65 - -40 °C
2: aqueous hydriodic acid
View Scheme
bis(p-methoxyphenyl)methanone
90-96-0

bis(p-methoxyphenyl)methanone

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: diethyl ether / -65 - -40 °C
2: aqueous hydriodic acid
View Scheme
aniline
62-53-3

aniline

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: hydrogenchloride
2: sulfuric acid; sodium nitrite
View Scheme
1-bromo-4-methoxy-benzene
104-92-7

1-bromo-4-methoxy-benzene

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: magnesium / tetrahydrofuran / 1 h / 20 - 65 °C / Inert atmosphere; Large scale
1.2: 4 h / 10 - 20 °C / Inert atmosphere; Large scale
2.1: hydrogen iodide; acetic acid / 6 h / 100 °C / Large scale
View Scheme
ethyl-2-picolinate
2524-52-9

ethyl-2-picolinate

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: magnesium / tetrahydrofuran / 1 h / 20 - 65 °C / Inert atmosphere; Large scale
1.2: 4 h / 10 - 20 °C / Inert atmosphere; Large scale
2.1: hydrogen iodide; acetic acid / 6 h / 100 °C / Large scale
View Scheme
Guttalax
10040-45-6

Guttalax

A

4-((4-hydroxyphenyl)(pyridin-2-yl)methyl)phenyl hydrogen sulfate
51264-33-6

4-((4-hydroxyphenyl)(pyridin-2-yl)methyl)phenyl hydrogen sulfate

B

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Conditions
ConditionsYield
With water at 40℃; for 730.5h;
Guttalax
10040-45-6

Guttalax

A

4-((4-hydroxyphenyl)(pyridin-2-yl)methyl)phenyl hydrogen sulfate
51264-33-6

4-((4-hydroxyphenyl)(pyridin-2-yl)methyl)phenyl hydrogen sulfate

B

4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

C

(hydroxy(pyridin-2-yl)methylene)bis(4,1-phenylene) bis(sulfate)

(hydroxy(pyridin-2-yl)methylene)bis(4,1-phenylene) bis(sulfate)

Conditions
ConditionsYield
With water at 40℃; for 4383h; Temperature;
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

acetic anhydride
108-24-7

acetic anhydride

bisacodyl
603-50-9

bisacodyl

Conditions
ConditionsYield
With sodium acetate at 100 - 140℃; Temperature; Large scale;95%
With pyridine In dichloromethane at 0 - 20℃; for 2h;88%
With sodium acetate
With pyridine
With sodium acetate
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

Guttalax
10040-45-6

Guttalax

Conditions
ConditionsYield
Stage #1: 4,4'-(2-pyridylmethylene)diphenol With pyridine; chlorosulfonic acid at 0 - 20℃; for 5h;
Stage #2: With sodium hydroxide Concentration; Cooling with ice;
86.4%
Stage #1: 4,4'-(2-pyridylmethylene)diphenol With pyridine; chlorosulfonic acid at 10 - 25℃; for 12h; Inert atmosphere; Large scale;
Stage #2: With water; sodium hydroxide at 0℃; pH=11; pH-value; Inert atmosphere; Large scale;
2.1 kg
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

8-tosyloxy-3,6-dioxaoctanol
77544-68-4

8-tosyloxy-3,6-dioxaoctanol

2,2′-(((((((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))diethanol

2,2′-(((((((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))diethanol

Conditions
ConditionsYield
Stage #1: 4,4'-(2-pyridylmethylene)diphenol With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; Inert atmosphere;
Stage #2: 8-tosyloxy-3,6-dioxaoctanol In N,N-dimethyl-formamide at 80℃; for 96h; Inert atmosphere;
70%
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

5-tosyloxy-3-oxapentanol
118591-58-5

5-tosyloxy-3-oxapentanol

2,2′-(((((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(ethane-2,1-diyl))bis(oxy)) diethanol

2,2′-(((((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(ethane-2,1-diyl))bis(oxy)) diethanol

Conditions
ConditionsYield
Stage #1: 4,4'-(2-pyridylmethylene)diphenol With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; Inert atmosphere;
Stage #2: 5-tosyloxy-3-oxapentanol In N,N-dimethyl-formamide at 80℃; for 96h; Inert atmosphere;
60%
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

p-toluenesulfonic acid 2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethyl ester
77544-60-6

p-toluenesulfonic acid 2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethyl ester

2,2′-(((((((((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))diethanol

2,2′-(((((((((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))diethanol

Conditions
ConditionsYield
Stage #1: 4,4'-(2-pyridylmethylene)diphenol With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; Inert atmosphere;
Stage #2: p-toluenesulfonic acid 2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethyl ester In N,N-dimethyl-formamide at 80℃; for 96h; Inert atmosphere;
50%
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

2-bromoethanol
540-51-2

2-bromoethanol

A

2,2′-(((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))diethanol

2,2′-(((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))diethanol

B

4-((4-(2-hydroxyethoxy)phenyl)(pyridin-2-yl)methyl)phenol

4-((4-(2-hydroxyethoxy)phenyl)(pyridin-2-yl)methyl)phenol

Conditions
ConditionsYield
Stage #1: 4,4'-(2-pyridylmethylene)diphenol With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 0.5h; Inert atmosphere;
Stage #2: 2-bromoethanol With potassium iodide In N,N-dimethyl-formamide at 80℃; for 96h; Inert atmosphere;
A 15%
B 50%
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

2-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate
155130-15-7

2-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate

14,14′-(((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(3,6,9,12-tetraoxatetradecan-1-ol)

14,14′-(((pyridin-2-ylmethylene)bis(4,1-phenylene))bis(oxy))bis(3,6,9,12-tetraoxatetradecan-1-ol)

Conditions
ConditionsYield
Stage #1: 4,4'-(2-pyridylmethylene)diphenol With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; Inert atmosphere;
Stage #2: 2-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate In N,N-dimethyl-formamide at 80℃; for 96h; Inert atmosphere;
45%
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

dimethyl sulfate
77-78-1

dimethyl sulfate

2-(4,4'-dihydroxy-benzhydryl)-1-methyl-pyridinium; methyl sulfate

2-(4,4'-dihydroxy-benzhydryl)-1-methyl-pyridinium; methyl sulfate

Conditions
ConditionsYield
With tetrahydrofuran
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

2-(4,4'-dihydroxy-benzhydryl)-piperidine

2-(4,4'-dihydroxy-benzhydryl)-piperidine

Conditions
ConditionsYield
With acetic acid; platinum at 40℃; Hydrogenation;
With ethanol; nickel at 100℃; under 73550.8 Torr; Hydrogenation;
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

allyl bromide
106-95-6

allyl bromide

C24H23NO2

C24H23NO2

Conditions
ConditionsYield
With potassium carbonate In acetone
4,4'-(2-pyridylmethylene)diphenol
603-41-8

4,4'-(2-pyridylmethylene)diphenol

C24H23NO2

C24H23NO2

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: potassium carbonate / acetone
2: BCl3 / CH2Cl2
View Scheme

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View