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CAS DataBase List
245070-97-7
245070-97-7
Name
mPEG bromoisobutyrate
CAS
245070-97-7
Synonyms
mPEG ATRP
ATRP initiator
mPEG bromoisobutyrate
mPEG bromoisobutyrate 1000
PEG methyl ether bromoisobutyrate
PEG methyl ether bromoisobutyrate 1000
methoxyPolyethylene glycol bromoisobutyryl
Poly(ethylene glycol) methyl ether 2-bromoisobutyrate
Poly(ethylene glycol) methyl ether 2-bromoisobutyrate average Mn 1,200
Poly(ethylene glycol) methyl ether 2-bromoisobutyrate average Mn 2,000
Poly(ethylene glycol) methyl ether 2-bromoisobutyrate average Mn 5,000
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Chemical Properties
density
1.214 g/mL at 25 °C
refractive index
n20/D1.465
Fp
>110°C
storage temp.
2-8°C
form
solid
Safety Data
WGK Germany
3
Hazard Information
Uses
PEG functionalized with bromoisobutyryl group to initiate atom transfer radical polymerization (ATRP). This macroinitiator can be used to increase biocompatibility; hydrophilicity; or generate block copolymers.
General Description
PEG average M
n
= 1,000; n ~22
Supplier
Energy Chemical
Telephone
021-021-58432009 400-005-6266
Website
http://www.energy-chemical.com
Sigma-Aldrich
Telephone
021-61415566 800-8193336
Website
https://www.sigmaaldrich.cn
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