Yes, the biosynthesis of volatile compounds is related to the processes regulated by ethylene. Look at this PhD thesis in portuguese: https://www.google.com.br/search?q=correla%C3%A7%C3%A3o+entre+etileno+e+aroma&ie=utf-8&oe=utf-8&gws_rd=cr&ei=E_P0Vf2LIsiWwQTAlaOYDA#q=correla%C3%A7%C3%A3o+entre+etileno+e+compostos+volateisdos+frutos