trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside

Base Information

Chemical Name:trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside
CAS No.:158421-34-2
Molecular Formula:C₃₀H₂₅Cl₃N₂O₇
Molecular Weight:631.897
Hs Code.:

Synonyms:trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside

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Chemical Property of trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside

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Technology Process of trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside

There total 6 articles about trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside 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:

: 545-06-2
trichloroacetonitrile

: 2-((2S,4aR,6R,7R,8R,8aR)-8-Benzyloxy-6-hydroxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-isoindole-1,3-dione

: 158421-34-2
trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside

Guidance literature:: With 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane; at 23 ℃; for 0.0833333h; Yield given;
DOI:10.1021/ja00090a018

Reference yield:

: 100-39-0
benzyl bromide

: 158421-34-2
trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) NaH / 1.) THF, 23 deg C, 15 min, 2.) THF, 60 deg C, 10 h

2: 98 percent / H₂S, pyridine, triethylamine / 20 h / 23 °C

3: 94 percent / 1,8-diazabicyclo<5.4.0>undec-7-ene / toluene / 3 h / 100 °C

4: potassium fluoride hydrate / methanol / 8 h / 23 °C

5: 1,8-diazabicyclo<5.4.0>undec-7-ene / CH₂Cl₂ / 0.08 h / 23 °C

With pyridine; potassium fluoride; hydrogen sulfide; sodium hydride; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In methanol; dichloromethane; toluene;
DOI:10.1021/ja00090a018

Reference yield:

: 147254-13-5
(tert-butyldimethyl)silyl 2-azido-4,6-O-benzylidene-2-deoxy-β-D-galactopyranoside

: 158421-34-2
trichloroacetimido 3-O-benzyl-4,6-O-benzylidene-2-phthalimido-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 1.) NaH / 1.) THF, 23 deg C, 15 min, 2.) THF, 60 deg C, 10 h

2: 98 percent / H₂S, pyridine, triethylamine / 20 h / 23 °C

3: 94 percent / 1,8-diazabicyclo<5.4.0>undec-7-ene / toluene / 3 h / 100 °C

4: potassium fluoride hydrate / methanol / 8 h / 23 °C

5: 1,8-diazabicyclo<5.4.0>undec-7-ene / CH₂Cl₂ / 0.08 h / 23 °C

With pyridine; potassium fluoride; hydrogen sulfide; sodium hydride; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In methanol; dichloromethane; toluene;
DOI:10.1021/ja00090a018