Sir Derek Harold Richard Barton was an English organic chemist and Nobel Prize laureate for 1969. The Nobel Prize in Chemistry 1969, announced October 30, 1969. Derek Barton and Odd Hassel, “for their contributions to the development of the concept of conformation and its application in chemistry”. Derek Barton: born 1918, Gravesend, United Kingdom. Odd Hassel: born 1897, Kristiania (now Oslo), Norway. Wiki link Wiki link Data: the Nobel Foundation (CC0).