diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate

Base Information

Chemical Name:diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate
CAS No.:268750-40-9
Molecular Formula:C₃₅H₅₂O₈
Molecular Weight:600.793
Hs Code.:

Synonyms:diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate

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Chemical Property of diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate

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Technology Process of diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate

There total 11 articles about diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 77.0%

: 31469-16-6
1-ethoxy-1-((trimethylsilyl)oxy)-2-methylpropene

: 268750-39-6
(3RS,5SR)-3,5-dibenzyloxy-4,4-dimethylheptane-1,7-dial

: 268750-40-9
diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate

Guidance literature:: With boron trifluoride diethyl etherate; In dichloromethane; at -90 ℃; for 20h;
DOI:10.1021/ol0056325

Reference yield:

: 446264-32-0
5,5-dimethyl-1,8-nonadiene-4,6-diol

: 268750-40-9
diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate

Guidance literature:: Multi-step reaction with 4 steps

1: 57 percent / NaH; Bu₄NI / dimethylformamide; tetrahydrofuran / 15 h / 20 °C

2: 92 percent / CF₃SO₃H / diethyl ether / 15 h

3: 88 percent / O₃ / CH₂Cl₂ / -78 °C

4: BF₃*Et₂O / CH₂Cl₂ / 20 h / -90 °C

With trifluorormethanesulfonic acid; boron trifluoride diethyl etherate; tetra-(n-butyl)ammonium iodide; sodium hydride; ozone; In tetrahydrofuran; diethyl ether; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1002/1099-0690(200204)2002:7<1292::AID-EJOC1292>3.0.CO;2-6

Reference yield:

: 81927-55-1
O-benzyl 2,2,2-trichloroacetimidate

: 268750-40-9
diethyl (3RS,5RS,7SR,9SR)-5,7-dibenzyloxy-3,9-dihydroxy-2,2,6,6,10,10-hexamethylundecanedioate

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / CF₃SO₃H / diethyl ether / 15 h

2: 88 percent / O₃ / CH₂Cl₂ / -78 °C

3: BF₃*Et₂O / CH₂Cl₂ / 20 h / -90 °C

With trifluorormethanesulfonic acid; boron trifluoride diethyl etherate; ozone; In diethyl ether; dichloromethane;
DOI:10.1002/1099-0690(200204)2002:7<1292::AID-EJOC1292>3.0.CO;2-6