Phosphoric acid esters, their preparation and their use for the preparation of biocompatible surfaces.,申请号EP19850300356-传众专利搜索

Phosphoric acid esters, their preparation and their use for the preparation of biocompatible surfaces.

申请公布号：EP0157469(A1)

申请号：EP19850300356

申请日期：1985.01.18

申请公布日期：1985.10.09

申请人：

BIOCOMPATIBLES LTD.

发明人：CHAPMAN, DENNIS;DURRANI, AZIZ AHMED

分类号：C07F9/09;A61L26/00;A61L33/00;C07C43/315;C07F5/00;C07F9/14;C07F9/6584;(IPC1-7):C07F9/10;C07F9/15;C08J7/12;A61L27/00;C07F9/02;C07F9/65

主分类号：C07F9/09

摘要：A compound of formula <Chemistry id="chema01" num="0001"><Image id="ia01" he="20" wi="50" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>in which X1 is a reactive group that can react to form a covalent bond with a reactive group on the surface of a material to be rendered biocompatible, X2 is a group -Oe or a precursor of such a group, n is 2, 3 or 4, Y is a group -*NR3Ae wherein each R, which may be the same or different, is a C1-C4 alkyl group and Ae is an anion present when X2 is an electrically neutral group or Y is <Chemistry id="chema02" num="0002"><Image id="ia02" he="10" wi="7" file="IMGA0002.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein R1 together with X2 forms a direct bond between the nitrogen and the phosphorus atoms.