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US 4,051,319 AGranted
Alkynyloxy-phenyl derivatives
AssigneeHoffmann-La Roche Inc.
InventorsMadhukar Subraya Chodnekar, Albert Pfiffner, Norbert Rigassi, Ulrich Schwieter, Milos Suchy
Life of this patent
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Abstract
Alkynyl, benzyl or phenyl, ethers and esters which are ring substituted with an oxy or a thio aliphatic chain. These ethers and esters are useful in killing and preventing the proliferation of insects by upsetting their hormonal balance.
Claims2
A compound of the formula ##STR13## wherein R.sub.1 and R.sub.5 are methyl or ethyl;
- R.sub.6 is lower alkynyl;
- A and B taken together form an oxygen bridge, and E and F taken together form a carbon to carbon bond;
- Z is oxygen;
- Y and Y' are hydrogen;
- X is --COO--;
- and m and p are 1.
3 more elements
Dependencies are inferred from the claim text.