Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester

Base Information

Chemical Name:Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester
CAS No.:187842-88-2
Molecular Formula:C₃₉H₅₀O₁₆S
Molecular Weight:806.882
Hs Code.:

Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester

Synonyms:Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester

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Chemical Property of Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester

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Technology Process of Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester

There total 2 articles about Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester 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: 82.0%

: 5160-11-2
(1Ξ)-D-O²,O³,O⁴,O⁵,O⁶-pentaacetyl-S-ethyl-1-chloro-1-thio-galactitol

: 15038-71-8,15384-58-4,23392-29-2,40653-23-4,57539-07-8,76375-66-1,81872-62-0,86363-45-3,90639-38-6,108739-91-9,116002-34-7,130192-76-6,131433-04-0,141115-75-5,78185-83-8
methyl 2-O-benzyl-(R)-4,6-O-benzylidene-α-D-mannopyranoside

: 187842-88-2
Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester

Guidance literature:: With molecular sieve; silver trifluoromethanesulfonate; silver carbonate; In dichloromethane; at -40 ℃; for 0.5h;
DOI:10.1021/jo9618583

Reference yield:

: 6935-10-0
2,3,4,5,6-penta-O-acetyl-D-galactose diethyl dithioacetal

: 187842-88-2
Acetic acid (1R,2S,3S,4R)-2,3,4,5-tetraacetoxy-1-[(S)-((2R,4aR,6S,7S,8S,8aR)-7-benzyloxy-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy)-ethylsulfanyl-methyl]-pentyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: AcCl, BF₃*Et₂O / 4 h / Heating

2: 82 percent / AgOTf, Ag₂CO₃, molecular sieves / CH₂Cl₂ / 0.5 h / -40 °C

With molecular sieve; boron trifluoride diethyl etherate; silver trifluoromethanesulfonate; acetyl chloride; silver carbonate; In dichloromethane;
DOI:10.1021/jo9618583