Technology Process of D-ribo-Dec-4-enonic acid, 2,3-anhydro-4,5,8,10-tetradeoxy-, tha-lactone, (2xi-iota,3xi-iota,4E)- (9CI)
There total 14 articles about D-ribo-Dec-4-enonic acid, 2,3-anhydro-4,5,8,10-tetradeoxy-, tha-lactone, (2xi-iota,3xi-iota,4E)- (9CI) 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:
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1448445-97-3
(1aS,4R,5aR,8aS,9E,10aS)-1a,4,5,5a,8a,10a-hexahydro-4,7,7-trimethyl-2H-[1,3]dioxolo[4,5-g]oxireno[c]oxecin-2-one
- Guidance literature:
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With
trifluoroacetic acid;
In
dichloromethane;
at 0 ℃;
for 6h;
DOI:10.1002/hlca.201200164
- Guidance literature:
-
With
sodium hydride;
In
tetrahydrofuran;
at 0 ℃;
for 1h;
DOI:10.1021/jo7027568
- Guidance literature:
-
Multi-step reaction with 11 steps
1.1: 1H-imidazole / dichloromethane / 0.5 h / 0 - 20 °C
2.1: potassium carbonate; methanol / 10 h / 20 °C
3.1: titanium(IV) isopropylate; D-(-)-diisopropyl tartrate / dichloromethane / 0.5 h / -20 °C / Molecular sieve
3.2: 8 h / -20 °C
4.1: oxalyl dichloride; dimethyl sulfoxide / dichloromethane / 0.5 h / -78 °C
4.2: 0.5 h / -78 - 20 °C
5.1: sodium hexamethyldisilazane / tetrahydrofuran; hexane / 2 h / 0 °C
5.2: 0.5 h / 0 °C
6.1: scandium tris(trifluoromethanesulfonate); water / tetrahydrofuran / 2.5 h / 20 °C
7.1: camphorsulfonic acid / dichloromethane / 0.25 - 0.33 h / 0 °C
8.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 20 °C
9.1: triethylamine; 2,4,6-trichlorobenzoyl chloride / dichloromethane / 0.33 h / 0 °C
9.2: 6 h / 20 °C
10.1: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / benzene / 2 h / 25 °C / Inert atmosphere
11.1: trifluoroacetic acid / dichloromethane / 6 h / 0 °C
With
1H-imidazole; tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; titanium(IV) isopropylate; methanol; oxalyl dichloride; 2,4,6-trichlorobenzoyl chloride; tetrabutyl ammonium fluoride; water; sodium hexamethyldisilazane; potassium carbonate; D-(-)-diisopropyl tartrate; dimethyl sulfoxide; triethylamine; trifluoroacetic acid; scandium tris(trifluoromethanesulfonate);
In
tetrahydrofuran; hexane; dichloromethane; benzene;
3.1: |Sharpless Asymmetric Epoxidation / 3.2: |Sharpless Asymmetric Epoxidation / 4.1: |Swern Oxidation / 4.2: |Swern Oxidation;
DOI:10.1002/hlca.201200164