Abstract:
Conjugated polyene dialdehyde compounds having 14-44 carbon atoms and mixtures thereof which are useful as coloring agents for foodstuffs, pharmaceutical preparations and cosmetic preparations and a method for preparing these dialdehydes including various intermediates in this method. This method is carried out by reacting a phosphonium salt of a conjugated aliphatic olefine having a terminal aldehyde radical with a conjugated aliphatic olefine having a terminal acetal linkage radical and a terminal aldehyde radical and thereafter hydrolyzing the reaction product to produce the dialdehyde. This dialdehyde may be further chain lengthened by reacting this dialdehyde with a phosphonium salt of a conjugated olefine having a terminal aldehyde radical, or by reacting with a vinyl ether or propenyl ether.
Abstract:
THE COMPOUND 5,5-DIMETHYL-CYCLOPENT-1-ENE HAVING AN ACETYL, HYDROXY OR LOWER ALKYL GROUP IN THE 2-POSITION AND 3,7-DIMETHYL-NONA-2,4,6,8-TETRAENOIC ACID OR TETRAENOL DERIVATIVE IN THE 1-POSITION USEFUL AS ANTI-TUMORAGENTS AS WELL AS A METHOD FOR PREPARING THESE COMPOUNDS FROM VITAMIN A ACID DERIVATIVES.
Abstract:
PHENYL ALKENYL ETHERS WHEREIN THE ALKENYL GROUP CONTAINS A CARBON CHAIN OF 8 OR 9 CARBON ATOMS AND THE TERMINAL UNSATURATED DOUBLE BOND CAN BE EPOXIDIZED OR EPISULFIDIZED, WHICH ARE USEFUL IN UPSETTING THE HORMONE BALANCE OF PESTS SUCH AS INSECTS.
Abstract:
ALKYL OR ALKENYL ETHERS OR THIOETHERS OF BENZENE OR BENZYL DERIVATIVES WHEREIN THE ALKYL OR ALKENYL RADICAL CONTAINS A CHAIN OF EIGHT OR NINE CARBON ATOMS, WHICH ARE USEFUL IN KILLING AND PREVENTING THE PROLIFERATION OF INSECTS BY UPSETTING THEIR HORMONE BALANCE.
Abstract:
1. AN INSECTICIDE COMPOSITION USEFUL FOR COMBATTING APHIDS AND FLIES, COMPRISING AN INSECTICIDALLY EFFECTIVE AMOUNT OF BETWEEN 1 AND 10 PARTS BY WEIGHT OF A PYRETHRIN; AND AN AMOUNT, EFFECTIVE FOR ENHANCING THE INSECTICIDAL ACTIVITY OF SAID PYRETHRIN, OF BETWEEN 1 AND 10 PARTS BY WEIGHT OF A HORMONE-COMPOUND SELECTED FROM THE GROUP CONSISTING OF: 10,11-EPOXY-7-ETHYL-3,11-DIMETTHYL-TRIDECA-2,6-DIENOIC ACID MTHYL ESTER; 10,11-EPOXY-3-,7,11-TRIMETHYL-DODECA-2,6-DIENYL ETHYL ETHER; 10,11-EPOXY-3,7,11-TRIEMTHYL-DODECA-2,6-DIENOIC ACID ETHYL ESTER; 10,11-EPOXY-3,7,10,11-TETRAMETHYL-DODECA-2,6-DIENOIC ACID ETHYL ESTER; 10,11-EPOXY-3,7,11-TRIMETHYL-TRIDECA-2,6-DIENOIC ACID ETHYL ESTER; 6,7-EPOXY-3,7-DIMETHYL-TRIDECA-2,6-DIENOIC 10,11-EPOXY-7-ETHYL-3,7-DIMETHYL-TRIDECA-2,6-DIENOIC ACID ETHYL ESTER; (10,11-EPOXY-3,7,11-TRIMETHYL-2,6-DODECA-DIENYL)METHYLETHER; P-((4,5-EPOXY-1,5-DIMETHYLHEXYL)OXY)BENZOIC ACID METHYL ESTER; P((6,7-EPOXY-3,7-DIMETHYL-2-OCTENYL)OXY)BENZOIC ACID METHYL ESTER; 2-((2-PROPYNLOXY)METTHYL)-1,4-BENZODIOXANE; 6,7-EPOXY-3,7-DIMETHYL-2-OCTNENOIC ACID ALLYL ESTER; 1-((1,1-DIMETHYLALLYL)OXY)-6,7-EPOXY-3,7-DIMETHYL2-OCTENE; 6-(ALLYLOXY)-2,3-EPOXY-2-METHYLLHEPTANE; AND 1-(ALLYLOXY)-10,11-EPOXY-3,7,11-TRIMETHYL2,6-DODECADIENE.
ARE USED FOR COMBATTING PLANT FUNGI, NEMATODES AND INSECTS.
WHEREIN ONE OF R1 and R2 represents a member selected from the group consisting of hydrogen, halogen, hydroxy, lower alkyl, lower alkoxy or propynyloxy and the other represents a member selected from the group consisting of halogen, hydroxy, lower alkyl, lower alkoxy or propynyloxy or R1 and R2 together represent a lower alkylenedioxy group, X is a member selected from the group consisting of
Abstract:
ALLYL ETHERS OR ESTERS OF ALIPHATIC ALCOHOLS OR ACIDS WHEREIN THE ALIPHATIC CHAIN CONTAINS AN EPOXIDE GROUP AND AT LEAST 7 CARBON ATOMS. THE ETHERS AND ESTERS ARE USEFUL IN KILLING AND PREVENTING THE PROLIFERATION OF INSECTS BY UPSETTING THEIR HORMONAL BALANCE.