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105252-84-4

(-)-(6S)-4,10-DIMETHYL-7-ISOPROPYL-1,5-DIOXASPIRO[5.5] UNDEC-3-EN-2-ON synthesis

5synthesis methods
14073-97-3 Synthesis
L-MENTHONE

14073-97-3
276 suppliers
$14.00/1g

(6R)-(-)-4,10-DIMETHYL-7-ISOPROPYL-1,5-DIOXASPIRO[5.5]UNDEC-3-EN-2-ON

105367-62-2
3 suppliers
inquiry

(-)-(6S)-4,10-DIMETHYL-7-ISOPROPYL-1,5-DIOXASPIRO[5.5] UNDEC-3-EN-2-ON

105252-84-4
4 suppliers
inquiry

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Yield:105252-84-4 23% ，105367-62-2 22%

Reaction Conditions:

with toluene-4-sulfonic acid at 80; for 24 h;

References:

Hoffmann, Ralf;Mattay, Jochen [Liebigs Annalen,1995,# 8,p. 1455 - 1462]

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