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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

Ethylene dimethanesulfonate

Cas:4672-49-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

High quality and best price of 1,2-BIS(MESYLOXY)ETHANE from Henan Tianfu Chemical: Henan Tianfu Chemical Co.,LTD 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 h

ethylene dimethanesulfonate

Cas:4672-49-5

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 4672-49-5 with competitive price

Cas:4672-49-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:/ Storage:Room temperature Package:1kg/bag Application:Biological reagent Transportation:Express/air/sea Port:Any port in china

Supply Ethylene Dimethanesulfonate CAS:4672-49-5

Cas:4672-49-5

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ

1,2-BIS(MESYLOXY)ETHANE

Cas:4672-49-5

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

1,2-BIS(MESYLOXY)ETHANE

Cas:4672-49-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

1,2-BIS(MESYLOXY)ETHANE

Cas:4672-49-5

Min.Order:0

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

ethylene dimethanesulfonate

Cas:4672-49-5

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

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

4672-49-5 CAS NO.4672-49-5

Cas:4672-49-5

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

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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 2-(Methanesulfonyloxy)ethyl methanesulfonate 1g

Cas:4672-49-5

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

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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

1,2-BIS(MESYLOXY)ETHANE

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

4672-49-5

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Ethylene dimethanesulfonate cas 4672-49-5Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Ethylene dimethanesulfonate cas 4672-49-5

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Other

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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

ethylene dimethanesulfonate

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

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

4672-49-5

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Trading Company

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Zibo Hangyu Biotechnology Development Co., Ltd

home-produced Application:medicine

ethylene dimethanesulfonate

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

ethylene dimethanesulfonate

Cas:4672-49-5

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

Ethylene Dimethanesulfonate

Cas:4672-49-5

Min.Order:10 Milligram

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

4672-49-5 CAS NO.4672-49-5

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Wuhan Sun-shine Bio-technology Corporation Limited

Wuhan Sun-shine Bio-technology Corporation Limited is specializing in the anticancer, antitumor,heart head blood-vessel,pharmaceutical intermediates,fine Chemicals production and customization..Company has strong ability of research and development

ethylene dimethanesulfonate

Cas:4672-49-5

Min.Order:50 Gram

Negotiable

Type:Lab/Research institutions

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

1,2-BIS(MESYLOXY)ETHANE

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Nanjing Raymon Biotech Co., Ltd.

Ethylene glycol dimesylate Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by Air,By courier like DHL or Fedx. Port:Shanghai/Shenzh

Ethylene glycol dimesylate

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Xi'an Confluore Biological Technology Co., Ltd.

1.Company ProfileEstablished in 2018, Xi'an Confluore Biological Technology Co., Ltd. is a high-tech enterprise that develops and sells cutting-edge chemical reagents and biological reagents for scientific research. The company provides high-quality

Ms-PEG2-Ms

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

shanghai hekang chemical co.ltd

4672-49-5

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemical Co.Ltd

Manufacturer,strong R&D,professional team Storage:Store in a cool, dry place. Store in a tightly closed container. Package:according to your requirement Application:ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals en

1,2-BIS(MESYLOXY)ETHANE

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

NovaChemistry

high purity Application:Drug intermediates Materials intermediates and active molecules

Ethylene glycol dimesylate

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

PERRIGO CHEMICAL COMPANY

4672-49-5

1,2-BIS(MESYLOXY)ETHANE

Cas:4672-49-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

ethylene glycol
107-21-1

ethylene glycol

methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃; for 3h;96%
In tetrahydrofuran at 20℃; for 4h; Cooling with ice;94%
With triethylamine In dichloromethane at 0 - 20℃;89%
oxirane
75-21-8

oxirane

methanesulfonyl chloride
124-63-0

methanesulfonyl chloride

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

Conditions
ConditionsYield
With tetraethylammonium bromide
methanesulfonic acid
75-75-2

methanesulfonic acid

2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin
14098-44-3

2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin

A

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

B

diethylene glycol dimesylate
34604-52-9

diethylene glycol dimesylate

C

1,2-bis<(methylsulfonyl)oxy>benzene
64931-04-0

1,2-bis<(methylsulfonyl)oxy>benzene

D

2-(2-methylsulfonatoethyl)phenyl methanesulfonate

2-(2-methylsulfonatoethyl)phenyl methanesulfonate

E

1,2-bis(2’-hydroxyethoxy)benzene dimesylate

1,2-bis(2’-hydroxyethoxy)benzene dimesylate

Conditions
ConditionsYield
With phosphorus pentoxide
methanesulfonic acid
75-75-2

methanesulfonic acid

ethylene glycol
107-21-1

ethylene glycol

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

Conditions
ConditionsYield
With sodium hydroxide In N,N-dimethyl-formamide at 90 - 120℃; for 4h;
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

(S)-N-(tert-butoxycarbonyl)tyrosine methyl ester
4326-36-7

(S)-N-(tert-butoxycarbonyl)tyrosine methyl ester

(S)-methyl 2-[(tert-butoxycarbonyl)amino]-3-(4[2{(methylsulfonyl)oxy}ethoxy]phenyl)propanoate

(S)-methyl 2-[(tert-butoxycarbonyl)amino]-3-(4[2{(methylsulfonyl)oxy}ethoxy]phenyl)propanoate

Conditions
ConditionsYield
Stage #1: (S)-N-(tert-butoxycarbonyl)tyrosine methyl ester With sodium hydride In tetrahydrofuran; mineral oil at 20℃; for 0.5h; Inert atmosphere;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In tetrahydrofuran; mineral oil for 4h; Inert atmosphere; Reflux;
93%
1-vinylimidazole
1072-63-5

1-vinylimidazole

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

ethylene glycol di(1-vinylimidazolium) dimesylate

ethylene glycol di(1-vinylimidazolium) dimesylate

Conditions
ConditionsYield
In acetonitrile at 80℃; for 72h; Inert atmosphere;90.4%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

2-methoxy-phenol
90-05-1

2-methoxy-phenol

1,2-bis(2’-methoxyphenoxy)ethane
553-45-7

1,2-bis(2’-methoxyphenoxy)ethane

Conditions
ConditionsYield
Stage #1: 2-methoxy-phenol With caesium carbonate In acetonitrile at 20℃; for 3h; Inert atmosphere; Reflux;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In acetonitrile for 24h; Inert atmosphere; Reflux;
90%
1-methyl-1H-imidazole
616-47-7

1-methyl-1H-imidazole

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

1,2-bis(3-methylimidazolium-1-yl)ethane di(methanesulfonate)

1,2-bis(3-methylimidazolium-1-yl)ethane di(methanesulfonate)

Conditions
ConditionsYield
at 60℃; for 48h;88%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

(R,R)-N,N'-(Cyclohexane-1,2-diyl)-N,N',N'',N'''-tetrakis(p-toluenesulfonyl)bis(3-oxapentane-1,5-diamine)
308798-04-1

(R,R)-N,N'-(Cyclohexane-1,2-diyl)-N,N',N'',N'''-tetrakis(p-toluenesulfonyl)bis(3-oxapentane-1,5-diamine)

(1R,18R)-2,8,11,17-Tetrakis(p-toluenesulfonyl)-5,14-dioxa-2,8,11,17-tetraazabicyclo[16.4.0]docosane
308798-05-2

(1R,18R)-2,8,11,17-Tetrakis(p-toluenesulfonyl)-5,14-dioxa-2,8,11,17-tetraazabicyclo[16.4.0]docosane

Conditions
ConditionsYield
With caesium carbonate In acetonitrile for 96h; Cyclization; Substitution; Heating;87%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

dimethyl 1-benzyl-3,4-dihydroxypyrrole-2,5-dicarboxylate
148528-45-4

dimethyl 1-benzyl-3,4-dihydroxypyrrole-2,5-dicarboxylate

dimethyl 1-benzyl-3,4-ethylenedioxypyrrole-2,5-dicarboxylate
169616-08-4

dimethyl 1-benzyl-3,4-ethylenedioxypyrrole-2,5-dicarboxylate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 130℃; for 8h;86%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

N-(5-fluoro-2-phenoxyphenyl)-N-(2-hydroxy-5-methoxybenzyl)acetamide

N-(5-fluoro-2-phenoxyphenyl)-N-(2-hydroxy-5-methoxybenzyl)acetamide

N-(5-fluoro-2-phenoxy-phenyl)-N-[2-(2-mesyloxy-ethoxy)-5-methoxybenzyl]-acetamide
1010391-60-2

N-(5-fluoro-2-phenoxy-phenyl)-N-[2-(2-mesyloxy-ethoxy)-5-methoxybenzyl]-acetamide

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl-formamide at 0 - 70℃; for 6.5h; Product distribution / selectivity;85%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

9H-carbazole
86-74-8

9H-carbazole

methanesulfonic acid 2-carbazol-9-ylethyl ester
56080-28-5

methanesulfonic acid 2-carbazol-9-ylethyl ester

Conditions
ConditionsYield
Stage #1: 9H-carbazole With sodium hydride In tetrahydrofuran for 1h;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In tetrahydrofuran at 20℃; for 2h;
83%
2-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole
5094-12-2

2-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

C15H20N2O3S

C15H20N2O3S

Conditions
ConditionsYield
Stage #1: 2-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole With sodium hydride In tetrahydrofuran for 2h;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In tetrahydrofuran at 20℃; for 6h;
81%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

(R,R)-1,2-bis(tosylamino)cyclohexane
143585-47-1

(R,R)-1,2-bis(tosylamino)cyclohexane

(1S,9S,14S,22S)-2,8,15,21-Tetrakis(p-toluenesulfonyl)-5,18-dioxa-2,8,15,21-tetraazatricyclo[20.4.0.09,14]hexacosane
308798-06-3

(1S,9S,14S,22S)-2,8,15,21-Tetrakis(p-toluenesulfonyl)-5,18-dioxa-2,8,15,21-tetraazatricyclo[20.4.0.09,14]hexacosane

Conditions
ConditionsYield
With caesium carbonate In acetonitrile for 96h; Cyclization; Substitution; Heating;80%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

2.8-dimethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole
19686-05-6

2.8-dimethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole

C16H22N2O3S

C16H22N2O3S

Conditions
ConditionsYield
Stage #1: 2.8-dimethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole With sodium hydride In tetrahydrofuran for 2h;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In tetrahydrofuran at 20℃; for 6h;
79%
2-hydroxy-5-methoxybenzaldehyde
672-13-9

2-hydroxy-5-methoxybenzaldehyde

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

5-methoxy-2-(2-mesyloxyethoxy)-benzaldehyde
1010392-01-4

5-methoxy-2-(2-mesyloxyethoxy)-benzaldehyde

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl-formamide at 0 - 70℃; for 5h;78%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

1,8-bis(2-hydroxyphenoxy)-3,6-dioxaoctane
68822-97-9

1,8-bis(2-hydroxyphenoxy)-3,6-dioxaoctane

6,7,9,10,12,13,20,21-octahydrodibenzo[b,h][1,4,7,10,13,16]hexaoxacyclooctadecine
14262-61-4

6,7,9,10,12,13,20,21-octahydrodibenzo[b,h][1,4,7,10,13,16]hexaoxacyclooctadecine

Conditions
ConditionsYield
Stage #1: 1,8-bis(2-hydroxyphenoxy)-3,6-dioxaoctane With caesium carbonate In acetonitrile for 3h; Reflux; Inert atmosphere;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In acetonitrile Inert atmosphere; Reflux;
75%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

aniline
62-53-3

aniline

N,N'-diphenylethylenediamine
150-61-8

N,N'-diphenylethylenediamine

Conditions
ConditionsYield
With potassium phosphate; bis[chloro(1,2,3-trihapto-allylbenzene)palladium(II)]; N-[2-(di(1-adamantyl)phosphino)phenyl]morpholine In 1,4-dioxane; tert-butyl alcohol at 110℃; Buchwald-Hartwig Coupling; Inert atmosphere; Glovebox; chemoselective reaction;75%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

9H-carbazole
86-74-8

9H-carbazole

1,2-di(9H-carbazol-9-yl)ethane
25557-82-8

1,2-di(9H-carbazol-9-yl)ethane

Conditions
ConditionsYield
Stage #1: 9H-carbazole With sodium hydride In tetrahydrofuran for 1h;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In tetrahydrofuran at 20℃; for 2h;
75%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

2-ethyl-8-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole
33657-43-1

2-ethyl-8-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole

C17H24N2O3S

C17H24N2O3S

Conditions
ConditionsYield
Stage #1: 2-ethyl-8-methyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole With sodium hydride In tetrahydrofuran for 2h;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In tetrahydrofuran at 20℃; for 6h;
74%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

9H-carbazole
86-74-8

9H-carbazole

9-vinyl-9H-carbazole
1484-13-5

9-vinyl-9H-carbazole

Conditions
ConditionsYield
Stage #1: 9H-carbazole With sodium hydride In tetrahydrofuran for 1h;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In tetrahydrofuran at 60℃; for 8h;
73%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

4-hydroxy-benzaldehyde
123-08-0

4-hydroxy-benzaldehyde

1,2-bis(4-formylphenoxy)ethane
34074-28-7

1,2-bis(4-formylphenoxy)ethane

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 80℃; for 16h;68%
5-(benzyloxy)-2-(4-hydroxyphenyl)-7-(methoxymethoxy)-4H-chromen-4-one
916330-61-5

5-(benzyloxy)-2-(4-hydroxyphenyl)-7-(methoxymethoxy)-4H-chromen-4-one

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

1,4-bis[4-((5-benzyloxy-7-methoxymethoxy)-4H-chromen-4-on-2-yl)phenyl]-1,4-dioxabutane
916330-68-2

1,4-bis[4-((5-benzyloxy-7-methoxymethoxy)-4H-chromen-4-on-2-yl)phenyl]-1,4-dioxabutane

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide Heating;63%
With potassium carbonate In N,N-dimethyl-formamide for 2 - 3h;63%
bis(2-hydroxyphenoxyethyl)ether
23116-94-1

bis(2-hydroxyphenoxyethyl)ether

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

6,7,9,10,17,18-hexahydrodibenzo[b,h][1,4,7,10,13]pentaoxacyclopentadecine
14262-60-3

6,7,9,10,17,18-hexahydrodibenzo[b,h][1,4,7,10,13]pentaoxacyclopentadecine

Conditions
ConditionsYield
Stage #1: bis(2-hydroxyphenoxyethyl)ether With caesium carbonate In acetonitrile for 3h; Reflux; Inert atmosphere;
Stage #2: 1,2-bis(methanesulfonyloxy)ethane In acetonitrile Inert atmosphere; Reflux;
57%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

2-azido-O-methanesulphonyl-ethanol
75178-70-0

2-azido-O-methanesulphonyl-ethanol

Conditions
ConditionsYield
With sodium azide In acetonitrile for 12h; Heating;46%
With sodium azide In acetonitrile42%
With sodium azide In acetonitrile at 60℃; for 22h;40%
4-nitro-phenol
100-02-7

4-nitro-phenol

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

2-(4-nitrophenoxy)ethyl methanesulfonate

2-(4-nitrophenoxy)ethyl methanesulfonate

Conditions
ConditionsYield
With potassium carbonate at 80℃;40%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

tert-butyl 4-(4-(3-hydroxybenzoyl)benzyl)piperazine-1-carboxylate

tert-butyl 4-(4-(3-hydroxybenzoyl)benzyl)piperazine-1-carboxylate

tert-butyl 4-(4-(3-(2-((methylsulfonyl)oxy)ethoxy)benzoyl)benzyl)piperazine-1-carboxylate

tert-butyl 4-(4-(3-(2-((methylsulfonyl)oxy)ethoxy)benzoyl)benzyl)piperazine-1-carboxylate

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide; mineral oil at 80℃; for 2h; Inert atmosphere;27%
oxalyl difluoride
359-40-0

oxalyl difluoride

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

2,2,3,3-tetrafluoro-1,4-dioxan
56625-47-9

2,2,3,3-tetrafluoro-1,4-dioxan

Conditions
ConditionsYield
With potassium fluoride; cesium fluoride In diethylene glycol dimethyl ether at 85℃; for 8h;14%
1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

perfluoropyruvic acid fluoride
7309-82-2

perfluoropyruvic acid fluoride

2,2,3-trifluoro-3-(trifluoromethyl)-1,4-dioxane
72749-36-1

2,2,3-trifluoro-3-(trifluoromethyl)-1,4-dioxane

Conditions
ConditionsYield
With potassium fluoride In various solvent(s) at 110℃; for 24h;4.4%
C19H21Cl2FN6O
855477-77-9

C19H21Cl2FN6O

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

A

C21H23Cl2FN6O

C21H23Cl2FN6O

C21H21Cl2FN6O

C21H21Cl2FN6O

C21H21Cl2FN6O

C21H21Cl2FN6O

Conditions
ConditionsYield
Stage #1: C19H21Cl2FN6O; 1,2-bis(methanesulfonyloxy)ethane With potassium hydroxide In acetonitrile at 20℃; for 24h; Heating / reflux;
Stage #2: With hydrogenchloride In water; acetonitrile at 20℃; pH=3 - 4;
A 1%
B n/a
C n/a
C19H21Cl2FN6O
855477-77-9

C19H21Cl2FN6O

1,2-bis(methanesulfonyloxy)ethane
4672-49-5

1,2-bis(methanesulfonyloxy)ethane

A

C21H23Cl2FN6O

C21H23Cl2FN6O

B

C21H21Cl2FN6O

C21H21Cl2FN6O

Conditions
ConditionsYield
With potassium hydroxide In acetonitrile at 20℃; for 24h; Product distribution / selectivity; Heating / reflux;A 1%
B n/a

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