| 发明名称 |
NOVEL INTERMEDIATE AND PROCESS FOR PREPARING ENTECAVIR USING SAME |
| 摘要 |
The present invention relates to a novel, high-yield and low-cost method for preparing entecavir, [1-S-(1α,3α,4,&bgr;]-2-amino-1,9-dihydro-9-[4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one, an antiviral agent, and novel intermediates used therein.
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| 申请公布号 |
SG171963(A1) |
申请公布日期 |
2011.07.28 |
| 申请号 |
SG20110040870 |
申请日期 |
2009.12.24 |
| 申请人 |
HANMI HOLDINGS CO., LTD. |
发明人 |
LEE, JAEHEON;PARK, GHA-SEUNG;KIM, JIN HEE;LEE, JI EUN;PARK, CHUL HYUN;CHOI, TAE JIN;PARK, EUN-JU;KIM, CHEOL KYUNG;LIM, EUN JUNG;CHANG, YOUNG-KIL;LEE, GWAN SUN |
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