5. 3e, 12-(tert-Butyldiphenylsilanyloxy)dodeca-3,5,7-trien-2-ol Formula: C28H38O2Si Molecular weight, pp.434-69

1. Hz, 89 (tapp, 3 J = 11, Hz, vol.5, issue.5, pp.60-65

3. Hz, 0.91 (s, 9H, H11 or H14), 0.89 (s, 9H, H14 or H11), 0.16 (s, 3H, Si-Me), 0.14 (s, 3H, p.10

2. Hz, s, C14 or C21), 18.0 (s, C14 or C21, JC-P = 132.9 Hz, C17), 25.91 (q, 3C15 or 3C22) Hz, 2C19), -4.0 (q, Si-Me), -4.4 (q, Si-Me), -4.7 (q, Si-Me), -4.9 (q, Si-Me)

4. Methyl-(-2e, 9S)-7,9-bis(tert-butyldimethylsilyloxy)tetradeca-2,4,11-trien-13-ynoate Formula: C27H48O4Si2 Molecular weight, pp.492-85

4. Ethyl-(-2e, 7. , 9. , and 1. , 9-bis(tert-butyldimethylsilyloxy)-14-(4,4,6-trimethyl- 1,3,2-dioxaborinan-2-yl)tetradeca-2, Formula: C34H63BO6Si2 Molecular weight, pp.13-634

1. Hz, 37 (d, 3 J = 17, Hz, 1H, H14), 4.21 (m, 1H, H23) 2H, H15), 3.85 (m, 1H, H7 or H9), 3.78 (m, 1H, H7 or H9), pp.50-52

4. Ethyl-(-2e, 7. , and 9. , 13E)-7,9-bis(tert-butyldimethylsilyloxy)-14-iodotetradeca- 2,4,11,13-tetraenoate Formula: C28H51IO4Si2 Molecular weight, pp.634-79

5. 3s and 7. , -3,5-bis(tert-Butyldimethylsilyloxy)-11-(4-methoxybenzyloxy)undeca-7,9- dien-1-ol Formula: C31H56O5Si2 Molecular weight, pp.564-95
URL : https://hal.archives-ouvertes.fr/in2p3-00491725

. Ml, The combined organic phases were washed with brine (60 mL), dried over MgSO4, filtered and concentrated under reduced pressure. The crude material was purified by flash chromatography on silica gel (petroleum ether/EtOAc: 90/10) to afford alcohol 103

5. Ethyl-(-2e, 7. , and 9. , -5,7-bis(tert-butyldimethylsilyloxy)-13-(4- methoxybenzyloxy)trideca-2,9,11-trienoate Formula: C35H60O6Si2 Molecular weight, pp.633-636

. Mecn, 5 mL) was added. Triethyl phosphonoacetate 100 (105 ?L, 0.533 mmol

5. 2e and 7. , 11E)-5,7-bis(tert-Butyldimethylsilyloxy)-13-(4-methoxybenzyloxy)trideca- 2,9,11-trien-1-ol Formula: C33H58O5Si2 Molecular weight, pp.590-99

7. 5r, 9. , 1. , 1. , 1. et al., 17-bis(tert-Butyldimethylsilyloxy)-19-[(2E,4E)-6-(4- methoxybenzyloxy)hexa-2,4-dien-1-yl, pp.22-420

. Mg, 1 ?mol, 1.0 equiv) in NMP (350 ?L) at 0 °C was added tetrabutylamonium diphenylphosphinate (24 mg

1. Hz, 90 (m, 1H, H7 or H9), 3.80 (m, 1H15-2.02 (m, 2H, H6 or H10), 1.99-1.82 (m, 2H, H8 or H18 or H20), H7 or H9), 2.84 (dd, 2 JH-P = 21.6, 4 J = 2.8 Hz, 2H, H27), 2.34-2.19 (m, 2H, H6 or H10)m, 27H, 3 × SitBu ), 0.26 (s, 3H, Si-Me), 0.18 (s, 3H, pp.59882-59883

7. 5r, 12-Nonamethyl-9-[(E)-2-(tributylstannyl)vinyl]-4,10-dioxa- 311S,13E)-9,11-bis(tert-butyldimethylsilyloxy)-16, Formula: C60H117IO6Si4Sn Molecular weight, pp.11-18, 2006.

4. 2e, 7. , 9. , and 1. , 9-bis(tert-Butyldimethylsilyloxy)-14-iodotetradeca-2,4,11,13- tetraen-1-ol Formula: C26H49IO3Si2 Molecular weight, pp.592-75

1. Hz and C. , 97 (dd, 3 J = 14, pp.94-99

3. Hz, 04 (s, 9H, Si-tBu), 1.02 (sapp, 18H, 2 × Si-tBu), 0.15 (s, 3H, Si-Me), 0.14 (s, 3H, Si-Me), 0.13 (s, 6H, 2 × Si-Me), 0.12 (s, 6H, pp.0-11

1. Hz and O. 1h, 75 (d, 3 J = 15, 2H, H13 and H18), 5.09 (m, 1H, H21), 4.82 (d, 3 J = 4.0 Hz, 1H, C19-OH), 4.74 (d 1H, OH), 4.50 (d, 3 J = 4.9 Hz, 1H, OH), 3.96 (m, 1H, H19), 3.67-3.52 (m, 3H, H9 and H11 and H23) (m, 2H, 1H8 and 1H12), 2.06-1.91 (m, 2H, 1H12 and 1H20) 1H20 and 1H22), 1.59 (m, 1H, 1H10), 1.49 (m, 1H, 1H22), 1.17 (m, 1H, 1H10), pp.2-5