3,6-di-tert-butyl-2,2,7,7-tetramethylocta-3,4,5-triene

Base Information

• Chemical Name: 3,6-di-tert-butyl-2,2,7,7-tetramethylocta-3,4,5-triene
• CAS No.: 33512-45-7
• Molecular Formula: C20H36
• Molecular Weight: 276.4998
• Mol file: 33512-45-7.mol

Synonyms:3,4,5-Octatriene,3,6-di-tert-butyl-2,2,7,7-tetramethyl- (8CI); Tetra-tert-butylbutatriene

Chemical Property of 3,6-di-tert-butyl-2,2,7,7-tetramethylocta-3,4,5-triene

Chemical Property:

• Vapor Pressure: 0.00015mmHg at 25°C
• Boiling Point: 342.4°Cat760mmHg
• Flash Point: 158.3°C
• Density: 0.791g/cm³

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3,6-di-tert-butyl-2,2,7,7-tetramethylocta-3,4,5-triene

There total 11 articles about 3,6-di-tert-butyl-2,2,7,7-tetramethylocta-3,4,5-triene 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: 24.0%

2,2-Di-tert-butyl-3-(1-tert-butyl-2,2-dimethyl-propylidene)-cyclopropanone (108263-91-8) → 3,6-di-tert-butyl-2,2,7,7,-tetramethyl-3,4,5-octatriene (33512-45-7) + tetra-tert-butylallene (83720-82-5) + 2,2-Di-tert-butyl-3-(2-tert-butyl-3,3-dimethyl-but-1-enylidene)-thiirane (111425-71-9)

Guidance literature:

With tetraphosphorus decasulfide; In pyridine; at 80 ℃; for 10h;

DOI:10.1016/S0040-4039(00)95426-1

Reference yield: 14.0%

2,2-Di-tert-butyl-3-(2-tert-butyl-3,3-dimethyl-but-1-enylidene)-thiirane (111425-71-9) → 3,6-di-tert-butyl-2,2,7,7,-tetramethyl-3,4,5-octatriene (33512-45-7) + 3-tert-Butyl-4-(2-tert-butyl-3,3-dimethyl-but-1-enylidene)-2,2,3-trimethyl-thietane

Guidance literature:

With boron trifluoride diethyl etherate; In dichloromethane; Ambient temperature;

Reference yield:

3,6-di-tert-butyl-4,5-dichloro-2,2,7,7-tetramethyl-octa-3,5-diene (33512-44-6) → 3,6-di-tert-butyl-2,2,7,7,-tetramethyl-3,4,5-octatriene (33512-45-7)

Guidance literature:

With zinc; In acetonitrile; Heating;

DOI:10.1021/ja00747a031

upstream raw materials:

di-tert-butylthioketene

3,6-di-tert-butyl-4,5-dichloro-2,2,7,7-tetramethyl-octa-3,5-diene

1,1,6,6-tetrakis(tert-butyl)-1,2,3,4,5-hexapentaene

2,2-Di-tert-butyl-3-(1-tert-butyl-2,2-dimethyl-propylidene)-cyclopropanone

Downstream raw materials:

2,2-Di-tert-butyl-3-(1-tert-butyl-2,2-dimethyl-propylidene)-cyclopropanone

4,4-di-tert-butyl-2-(1-tert-butyl-2,2-dimethyl-1-propylidene)oxetan-3-one

3-Chloro-benzoic acid 1,1,4-tri-tert-butyl-4-hydroxy-5,5-dimethyl-hex-2-ynyl ester

2,2,5,5-Tetra-tert-butyl-1,4-dioxa-spiro[2.3]hexan-6-one