Myers Bigel & Sibley
Method for producing polyalkylene glycol derivative with narrow molecular weight distribution, and acetal group-containing alcohol compound for use therein and alkali metal salt thereof
A method for producing a narrow molecular weight distribution polyalkylene glycol derivative having an amino group at an end is provided and allows for polymerization of ethylene oxide under mild conditions with suppressed occurrence of diol polymer impurities includes at least the steps of polymerizing ethylene oxide by using a compound represented by the following general formula (2) and converting a polymer end to R3:
Shin-Etsu Chemical Co., Ltd.
C C C C C C A
C08G C07C C08G C08G C07C C08G A61K
inventional inventional inventional inventional inventional additional inventional
Yuki Takeru Yuji Osamu
Suka Watanabe Harada Watanabe