2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene

Base Information

• Chemical Name: 2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene
• CAS No.: 255839-47-5
• Molecular Formula: C₃₉H₇₈Si₈
• Molecular Weight: 771.732
• Mol file: 255839-47-5.mol

Synonyms:2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene

Chemical Property of 2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene

There total 2 articles about 2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene 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:

1,2,3,4-tetrahydro-2-silanaphthalene (4667-93-0) + (E)-1,2-dibromo-1,2-bis(2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl)digermene → 2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene (255839-47-5)

Guidance literature:

(E)-1,2-dibromo-1,2-bis(2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl)digermene; With tert.-butyl lithium; In tetrahydrofuran; pentane; at -78 ℃; for 0.5h;

1,2,3,4-tetrahydro-2-silanaphthalene; In tetrahydrofuran; at -78 - 20 ℃; for 10h;

DOI:10.1021/ja992024f

Reference yield:

1,2,3,4-tetrahydro-2,2-dichloro-2-silanaphthalene (6231-39-6) → 2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene (255839-47-5)

Guidance literature:

Multi-step reaction with 2 steps

1.1: 100 percent / LiAlH₄ / diethyl ether / 0.5 h / 20 °C

2.1: t-BuLi / tetrahydrofuran; pentane / 0.5 h / -78 °C

2.2: tetrahydrofuran / 10 h / -78 - 20 °C

With lithium aluminium tetrahydride; tert.-butyl lithium; In tetrahydrofuran; diethyl ether; pentane; 1.1: Reduction / 2.1: Metallation / 2.2: Substitution;

DOI:10.1021/ja992024f

Reference yield:

2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2,3,4-tetrahydro-2-silanaphthalene (255839-47-5) → 2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-2-silanaphthalene

Guidance literature:

Multi-step reaction with 3 steps

2: 98 percent / NBS / CCl₄ / 120 h

3: t-BuLi / hexane

With N-Bromosuccinimide; tert.-butyl lithium; In tetrachloromethane; hexane; 2: Bromination / 3: Dehydrobromination;

DOI:10.1021/ja992024f

upstream raw materials:

1,2,3,4-tetrahydro-2-silanaphthalene

1,2,3,4-tetrahydro-2,2-dichloro-2-silanaphthalene

Downstream raw materials:

2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-1,2-dihydro-2-silanaphthalene

2-{2,6-bis[bis(trimethylsilyl)methyl]-4-[tris(trimethylsilyl)methyl]phenyl}-2-bromo-1,2-dihydro-2-silanaphthalene