2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal

Base Information

Chemical Name:2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal
CAS No.:162879-65-4
Molecular Formula:C₃₃H₄₀O₅S₂
Molecular Weight:580.81
Hs Code.:

Synonyms:2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal

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Chemical Property of 2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal

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Technology Process of 2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal

There total 5 articles about 2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal 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: 82.0%

: 76-83-5
trityl chloride

: 162879-58-5
2-Deoxy-4,5-O-isopropylidene-3-O-methyl-D-manno-heptose trimethylene dithioacetal

: 162879-65-4
2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal

Guidance literature:: With pyridine; dmap; at 20 ℃; for 48h;
DOI:10.1021/jo00099a043

Reference yield:

: 101305-20-8
3,4;6,7-Di-O-isopropyliden-D-glycero-D-galacto-heptose-trimethylendithioacetal

: 162879-65-4
2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal

Guidance literature:: Multi-step reaction with 5 steps

1: 84 percent / conc. H₂SO₄ / 1.5 h / 20 °C

2: 2.) LAH / 1,) THF, hexane, -40 deg C, 1 h, 2.) 0 deg C, 2 h

3: 96 percent / NaH / tetrahydrofuran / 18 h / 20 °C

4: 68 percent / 0.5 N HCl / methanol / 8 h / 20 °C

5: 82 percent / DMAP, pyridine / 48 h / 20 °C

With pyridine; hydrogenchloride; dmap; lithium aluminium tetrahydride; sulfuric acid; sodium hydride; In tetrahydrofuran; methanol;
DOI:10.1021/jo00099a043

Reference yield:

: 162879-52-9
2,3:4,5:6,7-Tri-O-isopropylidene-D-glycero-D-galacto-heptose trimethylene dithioacetal

: 162879-65-4
2-Deoxy-4,5-O-isopropylidene-3-O-methyl-7-O-trityl-D-manno-heptose trimethylene dithioacetal

Guidance literature:: Multi-step reaction with 4 steps

1: 2.) LAH / 1,) THF, hexane, -40 deg C, 1 h, 2.) 0 deg C, 2 h

2: 96 percent / NaH / tetrahydrofuran / 18 h / 20 °C

3: 68 percent / 0.5 N HCl / methanol / 8 h / 20 °C

4: 82 percent / DMAP, pyridine / 48 h / 20 °C

With pyridine; hydrogenchloride; dmap; lithium aluminium tetrahydride; sodium hydride; In tetrahydrofuran; methanol;
DOI:10.1021/jo00099a043