Drug – bio-affecting and body treating compositions – Nonspecific immunoeffector – per se ; or nonspecific... – Synthetic or structurally-modified peptidoglycan or...
Patent
1976-07-29
1977-12-13
Waddell, Frederick E.
Drug, bio-affecting and body treating compositions
Nonspecific immunoeffector, per se ; or nonspecific...
Synthetic or structurally-modified peptidoglycan or...
2603432F, 260 41, A61K 31335, C07D31300
Patent
active
040629708
ABSTRACT:
Novel zearalin ethers are disclosed, which are represented by the formula: ##STR1## wherein Y may be a single bond or double bond; A may be --CH.sub.2 --, >C.dbd.O, or >CHOR.sub.1 ; R represents substituents on each of the aromatic rings in either the 2 or 4 positions and may be H or OR.sub.1 ; R.sub.1 may be lower alkyl, lower acyl, monocyclic aryl, or monocyclic aralkyl; R.sub.2 represents a substituent common to each of the aromatic rings at either of the 2 or 4 positions which are not substituted by R, and is represented by the formula --OR.sub.3 O--, wherein R.sub.3 is a straight chain or branched chain hydrocarbon; and each aromatic ring may be unsubstituted in the 3 and 5 positions or may be further substituted with one or more halo substituents. Also discosed are methods for making the above compounds, and animal feeds containing such compounds.
REFERENCES:
patent: 3373039 (1968-03-01), Hodge et al.
Figg E. A.
IMC Chemical Group, Inc.
Post H. E.
Waddell Frederick E.
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