C₅₀H₇₂O₉Si₂

Base Information

Chemical Name:C₅₀H₇₂O₉Si₂
CAS No.:199792-11-5
Molecular Formula:C₅₀H₇₂O₉Si₂
Molecular Weight:873.287
Hs Code.:

C<sub>50</sub>H<sub>72</sub>O<sub>9</sub>Si<sub>2</sub>

Synonyms:C₅₀H₇₂O₉Si₂

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Chemical Property of C₅₀H₇₂O₉Si₂

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Technology Process of C₅₀H₇₂O₉Si₂

There total 47 articles about C₅₀H₇₂O₉Si₂ 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: 38.0%

: 199792-08-0
(2S,3S,4R,4aR,6R,7S,8aR)-4-Benzyloxy-7-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2-{(Z)-3-[(2S,3R)-3-((S)-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-oxiranyl]-allyl}-octahydro-pyrano[3,2-b]pyran-3-ol

: 199792-11-5
C₅₀H₇₂O₉Si₂

Guidance literature:: With Eu(fod)3; In toluene; at 80 ℃; for 15h;
DOI:10.1016/S0040-4039(97)10107-1

Reference yield: 38.0%

: 199792-08-0
(2S,3S,4R,4aR,6R,7S,8aR)-4-Benzyloxy-7-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-2-{(Z)-3-[(2S,3R)-3-((S)-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl)-oxiranyl]-allyl}-octahydro-pyrano[3,2-b]pyran-3-ol

: (Z)-6-{(2S,3S,4R,4aR,6R,7S,8aR)-4-Benzyloxy-7-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-3-hydroxy-octahydro-pyrano[3,2-b]pyran-2-yl}-1-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-hex-4-en-2-one

: 199792-11-5
C₅₀H₇₂O₉Si₂

Guidance literature:: With tris(6,6,7,7,8,8-heptafluoro-2,2-dimethyl-3,5-octadionato)europium(III); In toluene; at 80 ℃; for 21h;
DOI:10.1016/S0040-4020(97)10254-X

Reference yield:

: (Z)-5-{(2R,3R,4R,5S,6S)-4,5-Bis-benzyloxy-3-(4-methoxy-benzyloxy)-6-[2-(4-methoxy-benzyloxy)-ethyl]-tetrahydro-pyran-2-yl}-4-(tert-butyl-dimethyl-silanyloxy)-pent-2-enoic acid methyl ester

: 199792-11-5
C₅₀H₇₂O₉Si₂

Guidance literature:: Multi-step reaction with 17 steps

1: 22 percent / DDQ / CH₂Cl₂; H₂O / 0.5 h / Ambient temperature

2: 1) NaH, 2) t-BuOK / 1) THF, room temperature, 2 h, 2) MeOH, room temperature, 18 h

3: 75 percent / TfOH / diethyl ether / 0.17 h / Ambient temperature

4: 100 percent / LiAlH₄ / diethyl ether / 0.5 h / -5 °C

5: 95 percent / NEt₃, DMAP / CH₂Cl₂ / 9 h / Ambient temperature

6: 100 percent / DDQ / CH₂Cl₂; H₂O / 0.67 h / Ambient temperature

7: 44 percent / H₂ / Pd(OH)2-C / ethanol; ethyl acetate / 168 h / 760 Torr / Ambient temperature

8: 96 percent / p-TsOH*H₂O / 0.5 h / Ambient temperature

9: 99 percent / NaH, tetrabutylammonium iodide / tetrahydrofuran / 31 h / Ambient temperature

10: 94 percent / p-TsOH*H₂O / methanol / 0.83 h / Ambient temperature

11: 83 percent / NEt₃, DMAP / CH₂Cl₂ / 3 h / Ambient temperature

12: 86 percent / NaI / acetone / 8 h / 50 °C

13: 98 percent / NEt₃ / CH₂Cl₂ / 0.17 h / -10 °C

14: 98 percent / acetonitrile / 27 h / 60 °C

15: 1) NaHMDS / 1) THF, room temperature, 1 h, 2) THF, room temperature, 30 min

16: 96 percent / K₂CO₃ / methanol / 1.5 h / 0 °C

17: 38 percent / tris(6,6,7,7,8,8-heptafluoro-2,2-dimethyl-3,5-octanedionato)europium / toluene / 21 h / 80 °C

With dmap; lithium aluminium tetrahydride; tris(6,6,7,7,8,8-heptafluoro-2,2-dimethyl-3,5-octadionato)europium(III); trifluorormethanesulfonic acid; potassium tert-butylate; hydrogen; sodium hexamethyldisilazane; tetra-(n-butyl)ammonium iodide; sodium hydride; potassium carbonate; toluene-4-sulfonic acid; triethylamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; sodium iodide; palladium hydroxide - carbon; In tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; water; ethyl acetate; acetone; toluene; acetonitrile;
DOI:10.1016/S0040-4020(97)10254-X