methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside

Base Information

Chemical Name:methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside
CAS No.:156593-32-7
Molecular Formula:C₂₀H₂₇BrO₅
Molecular Weight:427.335
Hs Code.:

Synonyms:methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside

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Chemical Property of methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside

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Technology Process of methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside

There total 4 articles about methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-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:

: 933-40-4
cycloxexanone dimethyl ketal

: 156593-32-7
methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 90 percent / H₂SO₄ / dimethylformamide / 12 h / Ambient temperature

2: 80 percent / triphenylphosphine, carbon tetrabromide, pyridine / 6 h / 60 °C

3: 1.) potassium hydroxide, benzyltrimethylammonium chloride / 1.) CH₂Cl₂, 10 min, 2.) CH₂Cl₂, 12 h

With pyridine; potassium hydroxide; carbon tetrabromide; sulfuric acid; benzyltrimethylammonium chloride; triphenylphosphine; In N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(97)10101-6

Reference yield:

: 1824-94-8
methyl beta-D-galactopyranoside

: 156593-32-7
methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 90 percent / H₂SO₄ / dimethylformamide / 12 h / Ambient temperature

2: 80 percent / triphenylphosphine, carbon tetrabromide, pyridine / 6 h / 60 °C

3: 1.) potassium hydroxide, benzyltrimethylammonium chloride / 1.) CH₂Cl₂, 10 min, 2.) CH₂Cl₂, 12 h

With pyridine; potassium hydroxide; carbon tetrabromide; sulfuric acid; benzyltrimethylammonium chloride; triphenylphosphine; In N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(97)10101-6

Reference yield:

: 156593-39-4
methyl 3,4-O-cyclohexylidene-β-D-galactopyranoside

: 156593-32-7
methyl 2-O-benzyl-6-bromo-3,4-O-cyclohexylidene-6-deoxy-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 80 percent / triphenylphosphine, carbon tetrabromide, pyridine / 6 h / 60 °C

2: 1.) potassium hydroxide, benzyltrimethylammonium chloride / 1.) CH₂Cl₂, 10 min, 2.) CH₂Cl₂, 12 h

With pyridine; potassium hydroxide; carbon tetrabromide; benzyltrimethylammonium chloride; triphenylphosphine;
DOI:10.1016/S0040-4020(97)10101-6