Complex sentence: Organic Syntheses, Coll. Vol.1, p.552 (1941)-preparation of xanthone In 1939, xanthone was introduced as an insecticide and it currently finds uses as ovicide for codling moth eggs and as a larvicide.
Split into simpler sentences: Organic Syntheses, Coll. Vol.1, p.552 (1941)-preparation of xanthone In 1939, xanthone was introduced as an insecticide. Xanthone currently finds uses as ovicide for codling moth eggs and as a larvicide.