(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

Base Information

Chemical Name:(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde
CAS No.:127785-61-9
Molecular Formula:C₅₂H₆₂O₉
Molecular Weight:831.059
Hs Code.:

(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

Synonyms:(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

Suppliers and Price of (+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

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Chemical Property of (+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

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Technology Process of (+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

There total 23 articles about (+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde 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: 76.0%

: 127785-60-8
(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-methanol

: 127785-61-9
(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

Guidance literature:: With 4 A molecular sieve; 4-methylmorpholine N-oxide; tetrapropylammonium perruthennate; In dichloromethane; 1.) room temp., 10 min; 2.) 5 min;
DOI:10.1016/S0040-4020(01)89182-1

Reference yield:

: 115031-05-5
(+)-<2R,4E,6(2R,4S,6S,8R,9S)>-6-(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-2,4-dimethyl-4-hexenal

: 127785-61-9
(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

Guidance literature:: Multi-step reaction with 5 steps

1: 83 percent / t-butyl lithium / tetrahydrofuran / -78 °C

2: sodium amalgam, Na₂HPO₄ / tetrahydrofuran; methanol / -40 °C

3: 27 percent / py, DMAP

4: 91 percent / TBAF / tetrahydrofuran / Heating

5: 76 percent / tetra-n-propylammonium perruthenate, NMO, 4 angstroem ground sieves / CH₂Cl₂

With pyridine; dmap; disodium hydrogenphosphate; sodium amalgam; N-methyl-2-indolinone; tetrapropylammonium perruthennate; 4 A molecular sieve; tetrabutyl ammonium fluoride; tert.-butyl lithium; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/S0040-4039(00)99203-7

Reference yield:

: 124553-37-3
(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-11-<(tert-butyldiphenylsilyloxy)methyl>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecan-8-ol

: 127785-61-9
(+)-<2R,5E<2E,4R,6E,8(2R,4S,6S,8R,9S)>,6S,8S,9S,11S>-10-benzoyloxy-5-<(4-benzoyloxy-8,9-dimethyl-1,7-dioxaspiro<5.5>undecan-2-yl)-4,6-dimethyl-2,6-octadienylidene>-9-methyl-2-phenyl-1,3-dioxaspiro<5.5>undecane-7-carboxaldehyde

Guidance literature:: Multi-step reaction with 2 steps

1: 91 percent / TBAF / tetrahydrofuran / Heating

2: 76 percent / tetra-n-propylammonium perruthenate, NMO, 4 angstroem ground sieves / CH₂Cl₂

With N-methyl-2-indolinone; tetrapropylammonium perruthennate; 4 A molecular sieve; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane;
DOI:10.1016/S0040-4039(00)99203-7