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

Base Information

Chemical Name:methyl (2,3-di-O-acetyl-4-O-benzyl-α-L-rhamnopyranosyl)-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranoside
CAS No.:294677-67-1
Molecular Formula:C₃₈H₄₆O₁₁
Molecular Weight:678.777
Hs Code.:

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

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

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

There total 3 articles about methyl (2,3-di-O-acetyl-4-O-benzyl-α-L-rhamnopyranosyl)-(1->3)-2,4-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: 90.0%

: 69850-47-1
(2R,3R,4R,5R,6S)-3,5-Bis-benzyloxy-2-methoxy-6-methyl-tetrahydro-pyran-4-ol

: ethyl 2,3-di-O-acetyl-4-O-benzyl-1-thio-α-L-rhamnopyranoside

: 294677-67-1
methyl (2,3-di-O-acetyl-4-O-benzyl-α-L-rhamnopyranosyl)-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: With N-iodo-succinimide; trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at -10 ℃; for 1.5h; stereoselective reaction; Molecular sieve; Inert atmosphere;
DOI:10.1055/s-0029-1217401

Reference yield: 70.0%

: 69850-47-1
(2R,3R,4R,5R,6S)-3,5-Bis-benzyloxy-2-methoxy-6-methyl-tetrahydro-pyran-4-ol

: 294677-66-0
2,3-di-O-acetyl-4-O-benzyl-α-L-rhamnopyranosyl trichloroacetimidate

: 294677-67-1
methyl (2,3-di-O-acetyl-4-O-benzyl-α-L-rhamnopyranosyl)-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; In diethyl ether; at -78 - 20 ℃;
DOI:10.1080/07328300008544096

Reference yield:

: 2,3-di-O-acetyl-4-O-benzyl-α/β-L-rhamnopyranose

: 294677-67-1
methyl (2,3-di-O-acetyl-4-O-benzyl-α-L-rhamnopyranosyl)-(1->3)-2,4-di-O-benzyl-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 97 percent / DBU / CH₂Cl₂ / 20 °C

2: 70 percent / TMSOTf / diethyl ether / -78 - 20 °C

With trimethylsilyl trifluoromethanesulfonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; In diethyl ether; dichloromethane; 1: Addition / 2: Condensation;
DOI:10.1080/07328300008544096