(R)-N-METHYLNALTREXONE, PROCESSES FOR ITS SYNTHESIS AND ITS PHARMACEUTICAL USE

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专利权人:

发明人:

申请号：

HK13104355.6

公开号：

HK1177259A

申请日:

2013.04.10

申请国别(地区):

HK

年份:

2013

代理人:

摘要：

Claim 1: a composition comprising mntx R -, which is characterized in that the composition is free of S - mntx that is detectable by HPLC. Claim 1: Salt isolated R - mntx protected in position 3 - 0 in the formula (1) is characterised in that R is a hydroxyl Protecting Group.Reivindicacion 1: Una composicion que comprende R-MNTX, que se caracteriza porque la composicion está libre de S-MNTX que sea detectable mediante HPLC. Reivindicacion 15: Una sal aislada de R-MNTX protegida en la posicion 3-0 de la formula (1) que se caracteriza porque R es un grupo protector hidroxilo.

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