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2005
Terpenes
U 0200
02- 183
Ultrasound Promoted Synthesis of (±)-8-Hydroxy-5-isopropyl-8-methyl-6(E)-nonen-2-one ((±)-Solanone Hydrate) and 3,7-Dimethyl-2(E),7-octadienylpropionate. — Facile syntheses of the natural title compounds (VII) and (XIII) are
accomplished. The key step of the new methodology is the ultrasonically accelerated
conjugate addition of allylic halide to α,β-unsaturated carbonyl compounds furnishing
selectively 1,4-addition products. — (SINGH*, V.; CHAUDHARY, S.; SAPEHIYIA,
V.; KAUR, I.; KAD, G. L.; SINGH, J.; Indian J. Chem., Sect. B: Org. Chem. Incl.
Med. Chem. 43 (2004) 9, 1950-1953; Sch. Chem. Biochem., Thapar Inst. Eng.
Technol., Patiala 147 004, India; Eng.) — H. Toeppel
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