Jan Johannes Van Daalen

Title: Jan Johannes Van Daalen: Innovator in Insecticidal Compounds

Introduction

Jan Johannes Van Daalen is a notable inventor based in Weesp, Netherlands. He has made significant contributions to the field of insecticidal compounds, particularly through his innovative work with pyrazoline compounds. His research has implications for agriculture and horticulture, addressing the need for effective pest control solutions.

Latest Patents

Van Daalen holds a patent for new 1,3,4-substituted Δ²-pyrazolines that exhibit insecticidal activity. This invention specifically targets larvae of various insects, including the Colorado beetle, cabbage butterfly, and yellow-fever mosquito. The active compounds can be utilized in agricultural practices, with a recommended dosage of 0.05-1 kg of the active substance per hectare. One of the most effective compounds identified is 1-(4-chlorophenylcarbamoyl)-3-(4-chlorophenyl)-4-phenyl Δ²-pyrazoline.

Career Highlights

Van Daalen is associated with U.S. Philips Corporation, where he has contributed to the development of innovative solutions in pest control. His work has been instrumental in advancing the understanding of insecticidal compounds and their applications in various agricultural settings.

Collaborations

He has collaborated with Rudolf Mulder, further enhancing the research and development of insecticidal technologies. Their combined efforts have led to significant advancements in the field.

Conclusion

Jan Johannes Van Daalen's contributions to the development of pyrazoline compounds highlight his role as an innovator in the field of insecticides. His work not only addresses pest control challenges but also supports agricultural productivity.