title: Tetillapyrone and nortetillapyrone, two unusual hydroxypyran-2-ones from the marine sponge Tetilla japonica.
abstract: Extraction of the marine sponge Tetilla japonica from the Bay of Thailand furnished tetillapyrone and nortetillapyrone, two unusual tetrahydrofurylhydroxypyran-2-ones, whose structures were established by NMR spectrometry and an X-ray analysis of tetillapyrone.
authors.affiliation: Bangsaen Institute of Marine Science, Burapha University, Bangsaen, Chonburi 20131, Thailand.
authors.forename: R
authors.initials: R
authors.lastname: Watanadilok
authors.forename: P
authors.initials: P
authors.lastname: Sonchaeng
authors.forename: A
authors.initials: A
authors.lastname: Kijjoa
authors.forename: A M
authors.initials: AM
authors.lastname: Damas
authors.forename: L
authors.initials: L
authors.lastname: Gales
authors.forename: A M
authors.initials: AM
authors.lastname: Silva
authors.forename: W
authors.initials: W
authors.lastname: Herz
mesh_terms: D000818:Animals; D009682:Magnetic Resonance Spectroscopy; D008968:Molecular Conformation; D015394:Molecular Structure; D011161:Porifera / Q000737:chemistry*; D011753:Pyrones / Q000737:chemistry / Q000302:isolation & purification*; D013056:Spectrophotometry, Ultraviolet; D013785:Thailand; D014961:X-Ray Diffraction
chemical_list: D011753:Pyrones; C436664:nortetillapyrone; C436663:tetillapyrone