| 发明名称 |
POLYETHYLENE GLYCOL DERIVATIVE, AND METHOD FOR PRODUCING ITS INTERMEDIATE |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a simple method for producing a production intermediate of a polyethylene glycol derivative, and further to provide a large number of compounds useful as effective components of an antitumor agent by virtue of the method. <P>SOLUTION: A polyethylene glycol monoether compound represented by formula (1) (in the formula, R represents a hydrocarbon group that may contain a substituent, and n represents a positive integer) or its salt is produced by using a compound resulting from esterifying one hydroxy group alone of a polyethylene glycol compound with a p-toluenesulfonyl group. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
| 申请公布号 |
JP2009256214(A) |
申请公布日期 |
2009.11.05 |
| 申请号 |
JP20080104089 |
申请日期 |
2008.04.11 |
| 申请人 |
SENKA PHARMACY:KK |
发明人 |
YOSHIDA MAKOTO;YAMAGUCHI KENTARO;KANEKAWA MASAHIKO |
| 分类号 |
C07C43/23;C07B41/04;C07B61/00;C07C43/257;C07C47/575;C07C49/84;C07C51/09;C07C65/21;C07C67/31;C07C69/76;C07C213/08;C07C217/60;C07C217/84;C07C231/02;C07C231/12;C07C233/25;C07C253/30;C07C255/54;C07C269/06;C07C271/16;C07C271/28;C07C303/28;C07C309/73;C07D209/08;C07D213/65;C07D215/20;C07D215/22;C07D215/24;C07D217/02;C07D249/18;C07D295/08;C07D295/20;C07D307/79;C07D311/10;C07D311/72;C07D317/64;C07J1/00;C08G65/48 |
主分类号 |
C07C43/23 |
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