title: Mass spectrometry in structural and stereochemical problems. CCXX. Synthesis and mass spectra of 5d-cholest-8(9)- and 8(14)-en-7-ones.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002782:Cholestenes; D007664:Ketosteroids; D013058:Mass Spectrometry; D009905:Optical Rotatory Dispersion; D013237:Stereoisomerism
chemical_list: D002782:Cholestenes; D007664:Ketosteroids