3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose

Base Information

Chemical Name:3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose
CAS No.:125612-17-1
Molecular Formula:C₃₆H₃₈O₇
Molecular Weight:582.694
Hs Code.:

Synonyms:

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Chemical Property of 3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose

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Technology Process of 3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose

There total 7 articles about 3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose 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: 70.0%

: 125612-14-8
3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose diethylacetal

: 125612-17-1
3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose

Guidance literature:: With trifluoroacetic acid; In chloroform; a) 0 deg C, 1h, b) r.t., 12h;

Reference yield:

: 80040-79-5
3,4,6-tri-O-benzyl-D-galactal

: 125612-17-1
3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose

Guidance literature:: Multi-step reaction with 7 steps

1: 2) DBU / 1) CCl₄, reflux, 5h, 2) a) r.t, 1h, b) 50 deg C, 14h

2: MCPBA / CH₂Cl₂ / 2 h / -20 °C

4: NaH / dimethylformamide / 2 h / Ambient temperature

5: 80 percent / Raney nickel W₂ / tetrahydrofuran / Ambient temperature

6: 1) 2M Me₂S-BH₃, 2) 30percent H₂O₂, 10percent aq. NaOH / 1) THF, a) -10 deg C, 1h, b) 0 deg C, 5h, c) r.t., 12h, 2) r.t., 1h

7: 70 percent / 60percent aq. CF₃CO₂H / CHCl₃ / a) 0 deg C, 1h, b) r.t., 12h

With sodium hydroxide; dimethylsulfide borane complex; dihydrogen peroxide; sodium hydride; 1,8-diazabicyclo[5.4.0]undec-7-ene; 3-chloro-benzenecarboperoxoic acid; trifluoroacetic acid; Raney nickel W₂; In tetrahydrofuran; dichloromethane; chloroform; N,N-dimethyl-formamide;

Reference yield:

: 125710-62-5
1,5-anhydro-3,4,6-tri-O-benzyl-2-deoxy-2-phenylthio-D-lyxo-hex-1-enitol

: 125612-17-1
3,7-anhydro-2,5,6,8-tetra-O-benzyl-β-D-threo-L-galacto-octose

Guidance literature:: Multi-step reaction with 6 steps

1: MCPBA / CH₂Cl₂ / 2 h / -20 °C

3: NaH / dimethylformamide / 2 h / Ambient temperature

4: 80 percent / Raney nickel W₂ / tetrahydrofuran / Ambient temperature

5: 1) 2M Me₂S-BH₃, 2) 30percent H₂O₂, 10percent aq. NaOH / 1) THF, a) -10 deg C, 1h, b) 0 deg C, 5h, c) r.t., 12h, 2) r.t., 1h

6: 70 percent / 60percent aq. CF₃CO₂H / CHCl₃ / a) 0 deg C, 1h, b) r.t., 12h

With sodium hydroxide; dimethylsulfide borane complex; dihydrogen peroxide; sodium hydride; 3-chloro-benzenecarboperoxoic acid; trifluoroacetic acid; Raney nickel W₂; In tetrahydrofuran; dichloromethane; chloroform; N,N-dimethyl-formamide;