Constructive innovation of approaching bicyclo[3.2.1]octane in ent-kauranoids
نویسندگان
چکیده
منابع مشابه
Paradoxes in approaching the most prevalent infections in ENT practice: tonsillitis, sinusitis, and otitis media.
Young children going to day care centers complaining of secretion, nasal obstruction, and cough can be seen on a daily basis in the pediatric ENT practice. The signs and symptoms of viral and bacterial respiratory infections are often juxtaposed to allergy, leading physicians to prescribe less-than-adequate drugs to treat the conditions at hand. Most prescription errors are due to inaccurate di...
متن کاملEnantioselective formal synthesis of ent-rhynchophylline and ent-isorhynchophylline.
Starting from (S)-tryptophanol, a formal synthesis of ent-rhynchophylline and ent-isorhynchophylline, involving stereoselective cyclocondensation, spirocyclization, and alkylation reactions, and the final adjustment of the oxidation level at the oxindole and piperidine moieties, is reported.
متن کاملPharmacology in ENT.
This issue of The Journal of Laryngology & Otology is introduced by two review articles that highlight aspects of pharmacology and its utility in ENT. Bleeding, particularly epistaxis and post-tonsillectomy bleeding, forms a major part of the emergency work of any ENT department. Robb focuses on the possible role of tranexamic acid, with two recently published pilot studies looking at primary h...
متن کاملSynthesis of an ent-halimanolide from ent-halimic acid.
An efficient synthesis of ent-halimanolide 2 (15,16-epoxy-12-oxo-ent-halima- 5(10),13(16),14-trien-18,2beta-olide), from ent-halimic acid has been achieved, corroborating the structure of the natural compound and establishing its absolute configuration.
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Tetrahedron Letters
سال: 2015
ISSN: 0040-4039
DOI: 10.1016/j.tetlet.2014.11.035