Schiff bases
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United States of America Patent
Stats
-
Nov 23, 1993
Grant Date -
N/A
app pub date -
Dec 9, 1991
filing date -
Apr 27, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Schiff bases having the formula ##STR1## wherein R.sup.1 signifies CH.sub.3, C.sub.2 H.sub.5 R.sup.2 signifies H, CH.sub.3 R.sup.3 signifies H, C.sub.1-4 -alkyl R.sup.4, R.sup.5, R.sup.6, R.sup.7 signify H, CH.sub.3, C.sub.2 H.sub.5, CH.sub.2 CH.sub.2 CH.sub.3, CH(CH.sub.3).sub.2, X signifies methylene, ethylidene, propylidene, ethylene, propylene, 2,3-butylidene, total number of carbon atoms of R.sup.4, R.sup.5, R.sup.6, R.sup.7, .ltoreq.6 are novel odorants.
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