| 摘要 |
NEW MATERIAL:A compound expressed by formula I [R<1> represents 10-22C alkyl; R<2> represents 1-6C acyl or benzoyl; Y represents nitrogen-containing hetero-crosslinking ring containing formula II or III (R<3> and R<4> represent H or 1-6C alkyl) as a ring-forming group; R<5>-R<7> represent H, 1-6C alkyl, aryl or aralkyl]. EXAMPLE:2-Acetyloxy-3-hexadecyloxypropyl.2,2-dimethyl-2-azoniabicyclo [2,2,1]- 6-heptyl.phosphate. USE:A hypotensor. PREPARATION:A compound expressed by formula IV is acylated with an acylating agent containing 1-6C acyl group or benzoyl group represented by R<2>.
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