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filingDate 2011-02-16-04:00^^<http://www.w3.org/2001/XMLSchema#date>
grantDate 2016-08-10-04:00^^<http://www.w3.org/2001/XMLSchema#date>
publicationDate 2016-08-10-04:00^^<http://www.w3.org/2001/XMLSchema#date>
publicationNumber CN-102741254-B
titleOfInvention Method for preparing entecavir and its intermediates
abstract The present invention relates to a process for the preparation of entecavir, which comprises converting a compound of formula (M5) into entecavir, wherein two PGs on the formula (M5) together form an optionally substituted 6-membered or 7-membered cyclic ring.
priorityDate 2010-02-16-04:00^^<http://www.w3.org/2001/XMLSchema#date>
type http://data.epo.org/linked-data/def/patent/Publication

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Total number of triples: 39.