Jan J Van Daalen

Title: Jan J Van Daalen: Innovator in Insecticidal Compounds

Introduction

Jan J Van Daalen is a notable inventor based in Weesp, Netherlands. He has made significant contributions to the field of insecticidal compounds, holding two patents that showcase his innovative work. His inventions focus on novel pyrazoline derivatives that exhibit insecticidal activity, particularly against harmful insect larvae.

Latest Patents

Van Daalen's latest patents include the development of 1,3,4-substituted pyrazoline derivatives. These compounds are specifically designed to target larvae of insects such as the Colorado beetle, cabbage white butterfly, and yellow-fever mosquito. The compounds demonstrate effective insect control, especially in agricultural and horticultural applications. The recommended dosage for these active substances ranges from 0.05 to 1 kg per hectare. One of the most active compounds he has developed is 1-(4-chlorophenylcarbamoyl)-3-(4-chlorophenyl)-4-phenyl-Δ²-pyrazoline.

Career Highlights

Throughout his career, Jan J Van Daalen has worked with prominent companies, including Duphar International Research B.V. and U.S. Philips Corporation. His experience in these organizations has contributed to his expertise in the development of innovative insecticidal solutions.

Collaborations

Van Daalen has collaborated with notable individuals in his field, including his coworker Rudolf Mulder. Their joint efforts have further advanced the research and development of effective insect control methods.

Conclusion

Jan J Van Daalen's contributions to the field of insecticidal compounds highlight his innovative spirit and dedication to agricultural advancements. His patents reflect a commitment to developing effective solutions for pest control, benefiting both agriculture and horticulture.