Technology Process of 1,5-Anhydro-2,6-dideoxy-3-O-(phenylmethyl)-D-arabino-hex-1-enitol
There total 6 articles about 1,5-Anhydro-2,6-dideoxy-3-O-(phenylmethyl)-D-arabino-hex-1-enitol 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:
- Guidance literature:
-
(2R,3S,4R)-2-Methyl-3,4-dihydro-2H-pyran-3,4-diol;
With
di(n-butyl)tin oxide;
In
toluene;
at 130 ℃;
for 4h;
Inert atmosphere;
Dean-Stark;
benzyl bromide;
With
tetra-(n-butyl)ammonium iodide;
at 130 ℃;
for 16h;
regioselective reaction;
Inert atmosphere;
Dean-Stark;
DOI:10.1021/acs.orglett.9b01118
- Guidance literature:
-
Multi-step reaction with 2 steps
1: lithium aluminium tetrahydride / tetrahydrofuran
2: dibenzyltin oxide; tetra-(n-butyl)ammonium iodide
With
lithium aluminium tetrahydride; tetra-(n-butyl)ammonium iodide; dibenzyltin oxide;
In
tetrahydrofuran;
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: sodium methylate / methanol / 0.5 h / 20 °C / Inert atmosphere
2.1: dmap; pyridine / 3 h / 0 - 20 °C / Inert atmosphere
2.2: 0 °C / Inert atmosphere
3.1: sodium bromide; sodium hydrogencarbonate / N,N-dimethyl-formamide / 16 h / 65 °C / Inert atmosphere
4.1: 2,2'-azobis(isobutyronitrile); tris-(trimethylsilyl)silane / toluene / 16 h / 80 °C / Inert atmosphere
5.1: sodium methylate / methanol / 0.5 h / 20 °C / Inert atmosphere
6.1: di(n-butyl)tin oxide / toluene / 4 h / 130 °C / Inert atmosphere; Dean-Stark
6.2: 16 h / 130 °C / Inert atmosphere; Dean-Stark
With
pyridine; dmap; 2,2'-azobis(isobutyronitrile); tris-(trimethylsilyl)silane; sodium methylate; di(n-butyl)tin oxide; sodium hydrogencarbonate; sodium bromide;
In
methanol; N,N-dimethyl-formamide; toluene;
DOI:10.1021/acs.orglett.9b01118