Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

Base Information

Chemical Name:Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester
CAS No.:173368-75-7
Molecular Formula:C₄₀H₄₉NO₁₃SSi
Molecular Weight:811.979
Hs Code.:

Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

Synonyms:Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

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Chemical Property of Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

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Technology Process of Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

There total 10 articles about Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl 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: 73.0%

: 86520-63-0
2,3,4,6-tetra-O-acetyl-α-galactopyranosyl trichloroacetimidate

: 173368-74-6
3-(tert-Butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-ol

: 173368-75-7
Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

: Acetic acid (2R,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

Guidance literature:: With boron trifluoride diethyl etherate; In dichloromethane; at -10 ℃; for 2h; Yields of byproduct given;

Reference yield:

: 79035-19-1
3-acetoxymethyl-2,3-dihydro-1-methylsulfonyl-6-methoxyindole

: 173368-75-7
Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

Guidance literature:: Multi-step reaction with 6 steps

1: BBr₃ / CH₂Cl₂ / 24 h / -15 °C

2: K₂CO₃ / acetone; dimethylformamide / 20 h / 25 °C

3: K₂CO₃, MeOH / 0.5 h / 25 °C

4: Et₃N, DMAP / 24 h / 25 °C

5: H₂ / Pd/C / ethyl acetate / 16 h / 25 °C / 2250.2 Torr

6: 73 percent / BF₃*Et₂O, MS 4A / CH₂Cl₂ / 2 h / -10 °C

With methanol; dmap; boron trifluoride diethyl etherate; hydrogen; boron tribromide; potassium carbonate; triethylamine; palladium on activated charcoal; In dichloromethane; ethyl acetate; N,N-dimethyl-formamide; acetone;

Reference yield:

: 112089-54-0
6-(benzyloxy)-2,3-dihydro-1-(methylsulfonyl)-1H-indole-3-methanol acetate

: 173368-75-7
Acetic acid (2S,3R,4S,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-2-[3-(tert-butyl-diphenyl-silanyloxymethyl)-1-methanesulfonyl-2,3-dihydro-1H-indol-6-yloxy]-tetrahydro-pyran-3-yl ester

Guidance literature:: Multi-step reaction with 4 steps

1: K₂CO₃, MeOH / 0.5 h / 25 °C

2: Et₃N, DMAP / 24 h / 25 °C

3: H₂ / Pd/C / ethyl acetate / 16 h / 25 °C / 2250.2 Torr

4: 73 percent / BF₃*Et₂O, MS 4A / CH₂Cl₂ / 2 h / -10 °C

With methanol; dmap; boron trifluoride diethyl etherate; hydrogen; potassium carbonate; triethylamine; palladium on activated charcoal; In dichloromethane; ethyl acetate;