allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside

Base Information

Chemical Name:allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside
CAS No.:525585-39-1
Molecular Formula:C₃₉H₄₈O₁₆
Molecular Weight:772.801
Hs Code.:

Synonyms:allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside

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Technology Process of allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside

There total 2 articles about allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-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: 96.0%

: 74808-10-9,86520-63-0,87119-53-7,92052-29-4,121238-27-5,142831-80-9,127061-80-7
2,3,4,6-tetra-O-acetyl-D-galactopyranosyl trichloroacetimidate

: 525585-38-0
allyl 4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside

: 525585-39-1
allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; In dichloromethane; at -15 ℃; for 2h;
DOI:10.1016/S0040-4020(02)01359-5

Reference yield:

: 37111-91-4
allyl 2,6-di-O-benzyl-α-D-galactopyranoside

: 525585-39-1
allyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->3)-4-O-acetyl-2,6-di-O-benzyl-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1.1: pyridinium p-toluenesulfonate / acetonitrile / 0.17 h

1.2: 100 percent / acetic acid / acetonitrile; H₂O / 1.5 h

2.1: 96 percent / trimethylsilyl trifluoromethanesulfonate; molecular sieves 4 Angstroem / CH₂Cl₂ / 2 h / -15 °C

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; pyridinium p-toluenesulfonate; In dichloromethane; acetonitrile;
DOI:10.1016/S0040-4020(02)01359-5