title: Two new cembranoids from croton oblongifolius
abstract: Two new cembranoids, crotocembraneic acid (1) and neocrotocembraneic acid (2), were isolated from the stem bark of Croton oblongifolius. Their structures were established on the basis of spectroscopic analysis.
authors.affiliation: Department of Chemistry, Faculty of Science, Chulalongkorn University, Phayathai Road, Pathumwan, Bangkok 10330, Thailand.
authors.initials: S
authors.lastname: Roengsumran
authors.initials: S
authors.lastname: Achayindee
authors.initials: A
authors.lastname: Petsom
authors.initials: K
authors.lastname: Pudhom
authors.initials: P
authors.lastname: Singtothong
authors.initials: C
authors.lastname: Surachetapan
authors.initials: T
authors.lastname: Vilaivan