3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol

Base Information

• Chemical Name: 3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol
• CAS No.: 108609-96-7
• Molecular Formula: C₄₄H₅₇O₈P
• Molecular Weight: 744.906

Synonyms:3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol

Chemical Property of 3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol

Chemical Property:

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
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Useful:

Technology Process of 3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol

There total 3 articles about 3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol 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: 93.0%

2,2'-dihydroxy-3,3'-di-tert-butyl-5,5'-dimethoxy-1,1'-biphenyl (14078-41-2) → 3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol (108609-96-7)

Guidance literature:

With Lewatit MP-62; phosphorus trichloride; In toluene; at 20 - 60 ℃; Product distribution / selectivity;

Reference yield: 93.0%

2,2'-dihydroxy-3,3'-di-tert-butyl-5,5'-dimethoxy-1,1'-biphenyl (14078-41-2) + 4,8-di-tert-butyl-6-chloro-2,10-dimethoxy-5,7,6-dioxaphosphadibenzo[a,c]cycloheptene (240134-26-3,108609-95-6) → 3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol (108609-96-7)

Guidance literature:

With n-butyllithium; lithium phenolate; In tetrahydrofuran; hexane; at -20 - 20 ℃; for 24h; Product distribution / selectivity;

Reference yield:

3-aryloxy-1,3,2-dioxa-phosphine-4-one → 3,3'-di-tert-butyl-2'-(4,8-di-tert-butyl-2,10-dimethoxydibenzo[d,f][1,3,2]dioxaphosphepin-6-yloxy)-5,5'-dimethoxybiphenyl-2-ol (108609-96-7) + 2,2'-dihydroxy-3,3'-di-tert-butyl-5,5'-dimethoxy-1,1'-biphenyl (14078-41-2) + salicylic acid (69-72-7,25496-36-0,8052-31-1)

Guidance literature:

With water; In 1,4-dioxane; at 120 ℃; for 5.5h; Temperature; Kinetics; Sealed tube;

DOI:10.1021/acscatal.6b02185

upstream raw materials:

2,2'-dihydroxy-3,3'-di-tert-butyl-5,5'-dimethoxy-1,1'-biphenyl

4,8-di-tert-butyl-6-chloro-2,10-dimethoxy-5,7,6-dioxaphosphadibenzo[a,c]cycloheptene

Downstream raw materials:

C₇₀H₇₆O₁₀P₂

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