m-PEG7-Tos

Base Information

Chemical Name:m-PEG7-Tos
CAS No.:155887-96-0
Molecular Formula:C₂₀H₃₄O₉S
Molecular Weight:450.551
Hs Code.:

Synonyms:2,5,8,11,14,17-hexaoxanonadecan-19-yl 4-methylbenzenesulfonate

Suppliers and Price of m-PEG7-Tos

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

BroadPharm
m-PEG7-Tos 98%
1 G
$ 450.00

BroadPharm
m-PEG7-Tos 98%
250 MG
$ 200.00

BroadPharm
m-PEG7-Tos 98%
2 G
$ 675.00

Apolloscientific
m-PEG7-Tos
250mg
$ 662.00

Total 7 raw suppliers

Chemical Property of m-PEG7-Tos

Chemical Property:

Boiling Point:535.8±50.0 °C(Predicted)
Density:1.154±0.06 g/cm3(Predicted)

Purity/Quality:

97% ^*data from raw suppliers

m-PEG7-Tos 98% ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Description m-PEG7-Tos is a PEG linker containing a tosyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a very good leaving group for nucleophilic substitution reactions.

Technology Process of m-PEG7-Tos

There total 7 articles about m-PEG7-Tos which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 100.0%

: 23601-40-3,95507-80-5
hexaethylene glycol monomethyl ether

: 98-59-9
p-toluenesulfonyl chloride

: 155887-96-0,58320-73-3
2,5,8,11,14,17-hexaoxanonadecan-19-yl 4-methylbenzenesulfonate

Guidance literature:: With potassium hydroxide; In dichloromethane; for 8h;
DOI:10.1002/cmdc.202000466

Reference yield:

: 112-35-6,95507-80-5
triethylene glucol monomethyl ether

: 155887-96-0,58320-73-3
2,5,8,11,14,17-hexaoxanonadecan-19-yl 4-methylbenzenesulfonate

Guidance literature:: Multi-step reaction with 3 steps

1: 95 percent / aq. NaOH / tetrahydrofuran

2: 90 percent / aq. KOH

3: 72 percent / aq. NaOH / tetrahydrofuran

With potassium hydroxide; sodium hydroxide; In tetrahydrofuran;
DOI:10.1021/jo060505t

Reference yield:

: 62921-74-8,518012-62-9,58320-73-3
2-(2-(2-methoxyethoxy)ethoxy)ethyl p-toluenesulfonate

: 155887-96-0,58320-73-3
2,5,8,11,14,17-hexaoxanonadecan-19-yl 4-methylbenzenesulfonate

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / aq. KOH

2: 72 percent / aq. NaOH / tetrahydrofuran

With potassium hydroxide; sodium hydroxide; In tetrahydrofuran;
DOI:10.1021/jo060505t