4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside

Base Information

Chemical Name:4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside
CAS No.:950761-48-5
Molecular Formula:C₆₅H₇₆Br₂O₁₃
Molecular Weight:1225.12
Hs Code.:

Synonyms:4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside

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Chemical Property of 4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside

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Technology Process of 4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside

There total 7 articles about 4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside 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:

: C₆₅H₇₆Br₂O₁₃C₁₁H₈

: 950761-48-5
4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In methanol; dichloromethane; at 0 - 20 ℃;
DOI:10.1021/jo070750s

Reference yield:

: 870543-39-8
4-penten-1-yl 3,4-di-O-benzyl-α-L-rhamnopyranoside

: 950761-48-5
4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1.1: 89 percent / CuBr₂; LiBr / tetrahydrofuran; acetonitrile / 20 °C

2.1: Ph₂SO; TTBP; Tf₂O / CH₂Cl₂ / 1 h / -60 °C

2.2: CH₂Cl₂ / -60 - 20 °C

3.1: 413 mg / DDQ / methanol; CH₂Cl₂ / 0 - 20 °C

With trifluoromethylsulfonic anhydride; 1,1'-sulfinylbisbenzene; 2,3-dicyano-5,6-dichloro-p-benzoquinone; lithium bromide; copper(ll) bromide; In tetrahydrofuran; methanol; dichloromethane; acetonitrile;
DOI:10.1021/jo070750s

Reference yield:

: 950761-47-4
4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranoside

: 950761-48-5
4,5-dibromopentyl 2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranosyl-(1->2)-3,4-di-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1.1: Ph₂SO; TTBP; Tf₂O / CH₂Cl₂ / 1 h / -60 °C

1.2: CH₂Cl₂ / -60 - 20 °C

2.1: 413 mg / DDQ / methanol; CH₂Cl₂ / 0 - 20 °C

With trifluoromethylsulfonic anhydride; 1,1'-sulfinylbisbenzene; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In methanol; dichloromethane;
DOI:10.1021/jo070750s