3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane

Base Information

• Chemical Name: 3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane
• CAS No.: 116876-36-9
• Molecular Formula: C₂₁H₂₈SSi₂
• Molecular Weight: 368.69
• Mol file: 116876-36-9.mol

Synonyms:

Chemical Property of 3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane

There total 4 articles about 3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane 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: 62.0%

1,1-bis(trimethylsilyl)-3,3-diphenylallene 2-episulfide (116507-69-8) → 1,1-Bis(trimethylsilyl)-3,3-diphenylallene (116507-70-1) + 3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane (116876-36-9)

Guidance literature:

In 1,2-dichloro-benzene; at 120 ℃; for 2h;

DOI:10.1246/cl.1987.2177

Reference yield:

Bis(trimethylsilyl)thioketene (62827-97-8) → 3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane (116876-36-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 58 percent / CHCl₃

2: 62 percent / 1,2-dichloro-benzene / 137.9 °C / first order rate constant 62.5E-5 s^-1; activation parameters E_a=19.16 +/- 0.15 kcal/mol, ΔH⁺=18.39 +/- 0.14 kcal/mol, ΔS⁺=-29.03 +/- 0.29 e.u.; further solvent and temperatures

In chloroform; 1,2-dichloro-benzene;

DOI:10.1246/cl.1987.2177

Reference yield:

diazodiphenylmethane (908093-98-1) → 3-Benzhydrylidene-2,2-bis-trimethylsilanyl-thiirane (116876-36-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 58 percent / CHCl₃

2: 62 percent / 1,2-dichloro-benzene / 137.9 °C / first order rate constant 62.5E-5 s^-1; activation parameters E_a=19.16 +/- 0.15 kcal/mol, ΔH⁺=18.39 +/- 0.14 kcal/mol, ΔS⁺=-29.03 +/- 0.29 e.u.; further solvent and temperatures

In chloroform; 1,2-dichloro-benzene;

DOI:10.1246/cl.1987.2177

upstream raw materials:

1,1-bis(trimethylsilyl)-3,3-diphenylallene 2-episulfide

Bis(trimethylsilyl)thioketene

diazodiphenylmethane

Downstream raw materials:

1,1-Bis(trimethylsilyl)-3,3-diphenylallene

Refernces

• 1、 Ando, Wataru,Tokitoh, Norihiro,Kabe, Yoshio. "SYNTHESIS AND REACTION OF NOVEL SULFUR CONTAINING HETEROCYCLIC SYSTEMS". . p. 179 - 205. Retrieved 2007/10/02.