ChemicalBook CAS DataBase List 6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol

6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol synthesis

11synthesis methods

Product Name:6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol
CAS Number:140710-96-9
Molecular formula:C39H72O3Si2
Molecular Weight:645.16

1-(2-Hydroxy-1-methyl-ethyl)-7a-methyl-octahydro-inden-4-ol

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6-(4-{2-[3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methylene-cyclohexylidene]-ethylidene}-7a-methyl-octahydro-inden-1-yl)-2-methyl-heptan-2-ol

140710-96-9
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Yield:-

Steps:

Multi-step reaction with 8 steps
1: 96 percent / Ph₃P, imidazole, I₂ / tetrahydrofuran / -20 deg C, 15 min then RT, 1.5 h
2: 90 percent / PDC / CH₂Cl₂ / 6 h / Ambient temperature
3: 92 percent / LDA / tetrahydrofuran / 2 h / -78 °C
4: 65 percent / CuI, Zn / ethanol; H₂O / 0.67 h / sonication
5: 86 percent / Et₃N / (Ph₃P)2PdCl₂ / dimethylformamide / 1 h / 75 °C
6: 97 percent / quinoline, Lindlar catalyst, H₂ / hexane / 8 h
7: 96 percent / 2,2,4-trimethyl-pentane / 5 h / Heating; in the dark
8: diethyl ether; tetrahydrofuran / 10 h / Ambient temperature