FOERFARANDE FOER FRAMSTAELLNING AV PYRETRINER OCH ANALOGER DAERAV

• Main Authors: SZEKELY ISTVAN, LOVASZ NEE GASPAR MARIANNA, KOSZEGI BELA, KOVACS GABOR, SOOS RUDOLF, NAGY LAJOS
• Format: Patent
• Language: Finnish
• Published: 31.08.1984
• Edition: 3
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; AGRICULTURE; ANIMAL HUSBANDRY; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES, AS HERBICIDES; CHEMISTRY; FISHING; FORESTRY; HUMAN NECESSITIES; HUNTING; METALLURGY; ORGANIC CHEMISTRY; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS; PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTSTHEREOF; TRAPPING

A method of making an insecticidal pyrethrin by oxidation in aprotic organic solvent. The compounds are of the formula: wherein R11 is straight or branched chain lower alkyl or 1-alkenyl or hydrogen; R and R12 are the same or different and are hydrogen, halogen or lower alkyl or one of the moieties...