Drug – bio-affecting and body treating compositions – Nonspecific immunoeffector – per se ; or nonspecific... – Synthetic or structurally-modified peptidoglycan or...
Patent
1979-10-26
1981-03-10
Jiles, Henry R.
Drug, bio-affecting and body treating compositions
Nonspecific immunoeffector, per se ; or nonspecific...
Synthetic or structurally-modified peptidoglycan or...
2603435, C07D30930, A61K 31365
Patent
active
042554446
ABSTRACT:
4-Hydroxy-2-pyrone derivatives of formula (I): ##STR1## (wherein A represents an alkylene group which is optionally alkyl-substituted or an alkenylene group, and Z represents a substituted or unsubstituted aryl or aryloxy group) may be prepared by cyclizing an ester of formula (II): ##STR2## (wherein A and Z are as defined above and R represents an organic group) and have valuable antilipaemic activities.
REFERENCES:
patent: 3983140 (1976-09-01), Endo et al.
Endo Akira
Oka Hidehiko
Terahara Akira
Fan Jane T.
Jiles Henry R.
Sankyo Company Limited
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