| 发明名称 |
METHODS FOR PREPARING POLYETHYLENE GLYCOL MALEIMIDE USING N-(2-HYDROXYETHYL) MALEIMIDE AS A STARTING MATERIAL |
| 摘要 |
The present invention relates generally to methods for preparing polyethylene glycol maleimide (PEG-Mal). More specifically, the present invention relates to methods for synthesizing desired molecular weight PEG-Mal by direct ethoxylation of N-(2-hydroxyethyl)maleimide under specific reaction conditions.
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| 申请公布号 |
US2013041134(A1) |
申请公布日期 |
2013.02.14 |
| 申请号 |
US201013505444 |
申请日期 |
2010.11.02 |
| 申请人 |
SANGART ,INC.;HANDLEY JOHN R.;MCKANNAN JONATHON B. |
发明人 |
HANDLEY JOHN R.;MCKANNAN JONATHON B. |
| 分类号 |
C07D207/40;C07K1/107 |
主分类号 |
C07D207/40 |
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