| 摘要 |
<p>The morphine derivatives according to the invention correspond to the general formula: <IMAGE> in which: R represents a 2-hydroxyethyl radical (-CH2CH2OH), a 2-chloroethyl radical (-CH2CH2Cl) or a trans-3-(methoxycarbonyl)acrylyl radical <IMAGE> R1 and R2, which are identical or different, represent a hydrogen atom or an acetyl radical <IMAGE>.</p> |
