4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ⁵-phospha-indeno[1,2-a]inden-4b-yl)-phenol

Base Information

• Chemical Name: 4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ⁵-phospha-indeno[1,2-a]inden-4b-yl)-phenol
• CAS No.: 340254-96-8
• Molecular Formula: C₃₁H₃₇O₃PS
• Molecular Weight: 520.673

Synonyms:4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ⁵-phospha-indeno[1,2-a]inden-4b-yl)-phenol

Chemical Property of 4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ⁵-phospha-indeno[1,2-a]inden-4b-yl)-phenol

Chemical Property:

Purity/Quality:

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Technology Process of 4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ⁵-phospha-indeno[1,2-a]inden-4b-yl)-phenol

There total 4 articles about 4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ⁵-phospha-indeno[1,2-a]inden-4b-yl)-phenol 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: 100.0%

1-hydro-5-carbaphosphatrane (340254-88-8) → 4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ5-phospha-indeno[1,2-a]inden-4b-yl)-phenol (340254-96-8)

Guidance literature:

With sulfur; In xylene; at 160 ℃; for 16.5h;

DOI:10.1080/10426500212207

Reference yield:

5,5',5''-tri-tert-butyl-2,2',2''-trimethoxytriphenylmethane (340254-90-2) → 4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ5-phospha-indeno[1,2-a]inden-4b-yl)-phenol (340254-96-8)

Guidance literature:

Multi-step reaction with 3 steps

1.1: n-BuLi

1.2: PCl₃ / 50 °C

1.3: 38 percent / H₂O

2.1: 54 percent / BBr₃ / CH₂Cl₂; CHCl₃ / 60 h / 20 °C

3.1: 73 percent / DBU; S₈; triethylamine / CDCl₃ / 12 h / 20 °C

With sulfur; n-butyllithium; boron tribromide; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In chloroform-d1; dichloromethane; chloroform;

DOI:10.1021/ja0056264

Reference yield:

5-tert-butyl-3,3-bis-(5-tert-butyl-2-methoxy-phenyl)-3H-benzo[d][1,2]oxaphosphole 2-oxide (340254-92-4) → 4-tert-butyl-2-(3,6-di-tert-butyl-9a-thioxo-9,10-dioxa-9aλ5-phospha-indeno[1,2-a]inden-4b-yl)-phenol (340254-96-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 54 percent / BBr₃ / CH₂Cl₂; CHCl₃ / 60 h / 20 °C

2: 73 percent / DBU; S₈; triethylamine / CDCl₃ / 12 h / 20 °C

With sulfur; boron tribromide; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; In chloroform-d1; dichloromethane; chloroform;

DOI:10.1021/ja0056264

upstream raw materials:

1-hydro-5-carbaphosphatrane

5,5',5''-tri-tert-butyl-2,2',2''-trimethoxytriphenylmethane

5-tert-butyl-3,3-bis-(5-tert-butyl-2-methoxy-phenyl)-3H-benzo[d][1,2]oxaphosphole 2-oxide

[tris-(5-tert-butyl-2-methoxy-phenyl)-methyl]-phosphinic acid

Downstream raw materials:

3,6-di-tert-butyl-4b-(5-tert-butyl-2-methoxy-phenyl)-4bH-9,10-dioxa-9a-phospha-indeno[1,2-a]indene

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