[(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde

Base Information

Chemical Name:[(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde
CAS No.:220691-22-5
Molecular Formula:C₂₇H₃₄O₈S
Molecular Weight:518.628
Hs Code.:

Synonyms:[(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde

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Chemical Property of [(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde

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Technology Process of [(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde

There total 9 articles about [(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde 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%

: 220691-90-7
[(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetonitrile

: 220691-22-5
[(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde

Guidance literature:: With diisobutylaluminium hydride; In toluene; at -78 ℃;

Reference yield:

: 7217-59-6
2-Methoxybenzenethiol

: 220691-22-5
[(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde

Guidance literature:: Multi-step reaction with 7 steps

1: 87 percent / BF₃*Et₂O / CH₂Cl₂

2: 100 percent / K₂CO₃, MeOH

3: 68 percent / CSA / methanol / Heating

4: 95 percent / NaH / dimethylformamide

5: Et₃N / CH₂Cl₂ / -78 °C

6: dimethylformamide; acetonitrile

7: 90 percent / DIBAL-H / toluene / -78 °C

With methanol; camphor-10-sulfonic acid; boron trifluoride diethyl etherate; sodium hydride; diisobutylaluminium hydride; potassium carbonate; triethylamine; In methanol; dichloromethane; N,N-dimethyl-formamide; toluene; acetonitrile;

Reference yield:

: 100-39-0
benzyl bromide

: 220691-22-5
[(2S,3S,4aR,5R,7R,8S,8aS)-8-Benzyloxy-2,3-dimethoxy-7-(2-methoxy-phenylsulfanyl)-2,3-dimethyl-hexahydro-pyrano[3,4-b][1,4]dioxin-5-yl]-acetaldehyde

Guidance literature:: Multi-step reaction with 4 steps

1: 95 percent / NaH / dimethylformamide

2: Et₃N / CH₂Cl₂ / -78 °C

3: dimethylformamide; acetonitrile

4: 90 percent / DIBAL-H / toluene / -78 °C

With sodium hydride; diisobutylaluminium hydride; triethylamine; In dichloromethane; N,N-dimethyl-formamide; toluene; acetonitrile;