C₃₃H₄₂O₅Si

Base Information

• Chemical Name: C₃₃H₄₂O₅Si
• CAS No.: 473230-79-4
• Molecular Formula: C₃₃H₄₂O₅Si
• Molecular Weight: 546.779
• Mol file: 473230-79-4.mol

Synonyms:C₃₃H₄₂O₅Si

Chemical Property of C₃₃H₄₂O₅Si

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₃₃H₄₂O₅Si

There total 1 articles about C₃₃H₄₂O₅Si 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: 98.0%

(E)-propenyl-tri-n-butylstannane (105494-65-3,66680-85-1,66680-84-0) + C30H37BrO5Si (382654-92-4) → C33H42O5Si (473230-79-4)

Guidance literature:

tris(dibenzylideneacetone)dipalladium ⁽⁰⁾; triphenyl-arsane; In toluene; at 110 ℃; for 2h;

DOI:10.1021/jo050897o

Reference yield:

C33H42O5Si (473230-79-4) → C33H44O5Si

Guidance literature:

With diisobutylaluminium hydride; In tetrahydrofuran; hexane; at -78 ℃; for 0.25h;

DOI:10.1021/jo050897o

Reference yield:

C33H42O5Si (473230-79-4) → C34H26Br2O11

Guidance literature:

Multi-step reaction with 5 steps

1: DIBAL-H / tetrahydrofuran; hexane / 0.25 h / -78 °C

2: 500 mg / montmorillonite K-10 / CH₂Cl₂ / 0.08 h / 20 °C

3: 77 percent / aqueous HF / acetonitrile / 1 h / 20 °C

4: 50 percent / O₂ / 2,2,6,6-tetramethyl-1-piperidinyloxy; CuCl / dimethylformamide / 10 h / 20 °C / 760 Torr

5: 54 percent / DMAP; triethylamine / CH₂Cl₂ / 0.58 h / 0 °C

With dmap; montmorillonite K-10; hydrogen fluoride; oxygen; diisobutylaluminium hydride; triethylamine; 2,2,6,6-tetramethyl-piperidine-N-oxyl; copper(l) chloride; In tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide; acetonitrile;

DOI:10.1021/jo050897o

upstream raw materials:

(E)-propenyl-tri-n-butylstannane

C₃₀H₃₇BrO₅Si

Downstream raw materials:

(1S,5R,6S)-3-(tert-Butyl-diphenyl-silanyloxymethyl)-5-hydroxy-4-((E)-propenyl)-7-oxa-bicyclo[4.1.0]hept-3-en-2-one