2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol

Base Information

Chemical Name:2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol
CAS No.:189941-49-9
Molecular Formula:C₃₄H₃₆O₁₅
Molecular Weight:684.651
Hs Code.:

Synonyms:2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol

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Chemical Property of 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol

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Technology Process of 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol

There total 4 articles about 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-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:

Reference yield: 88.0%

: 189941-48-8
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-benzoyl-α-D-galactopyranosyl bromide

: 189941-49-9
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol

Guidance literature:: With sodium acetate; copper(II) sulfate; zinc; In water; ethyl acetate; for 3h; Ambient temperature;
DOI:10.1248/cpb.45.643

Reference yield:

: 114718-46-6
1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

: 189941-49-9
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol

Guidance literature:: Multi-step reaction with 3 steps

1: 56 percent / AgOTf, collidine, molecular sieves (AW 300) / toluene / Ambient temperature

2: 99 percent / HBr, AcOH / CHCl₃ / 2 h / 0 °C

3: 88 percent / AcONa, CuSO₄, Zn / ethyl acetate; H₂O / 3 h / Ambient temperature

With 2,3,5-trimethyl-pyridine; 3 A molecular sieve; hydrogen bromide; sodium acetate; silver trifluoromethanesulfonate; copper(II) sulfate; acetic acid; zinc; In chloroform; water; ethyl acetate; toluene;
DOI:10.1248/cpb.45.643

Reference yield:

: 189941-47-7
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,2,3,6-tetra-O-benzoyl-α-D-galactopyranose

: 189941-49-9
2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-1,5-anhydro-3,6-di-O-benzoyl-2-deoxy-D-lyxo-hex-1-enitol

Guidance literature:: Multi-step reaction with 2 steps

1: 99 percent / HBr, AcOH / CHCl₃ / 2 h / 0 °C

2: 88 percent / AcONa, CuSO₄, Zn / ethyl acetate; H₂O / 3 h / Ambient temperature

With hydrogen bromide; sodium acetate; copper(II) sulfate; acetic acid; zinc; In chloroform; water; ethyl acetate;
DOI:10.1248/cpb.45.643