endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.^2,6>undeca-3,9-dien-8-on

Base Information

• Chemical Name: endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.^2,6>undeca-3,9-dien-8-on
• CAS No.: 89817-85-6
• Molecular Formula: C₄₁H₃₀O₂
• Molecular Weight: 554.688

Synonyms:endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.^2,6>undeca-3,9-dien-8-on

Chemical Property of endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.^2,6>undeca-3,9-dien-8-on

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Technology Process of endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.^2,6>undeca-3,9-dien-8-on

There total 2 articles about endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.^2,6>undeca-3,9-dien-8-on 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: 36.0%

2,4,6-triphenylpyrylium-3-olat (31994-72-6) + 6,6-Diphenylfulvene (2175-90-8) → endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.2,6>undeca-3,9-dien-8-on (89817-85-6) + exo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.2,6>undeca-3,8-dien-10-on (89817-86-7,89886-72-6) + endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.2,6>undeca-3,8-dien-10-on (89817-86-7,89886-72-6)

Guidance literature:

In benzene; for 50h; Ambient temperature; in dark;

Reference yield:

3-acetoxy-2,4,6-triphenylpyryliumperchlorate → endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.2,6>undeca-3,9-dien-8-on (89817-85-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 71 percent / pyridin / H₂O / 1 h / 0 °C

2: 26 percent / benzene / 50 h / Ambient temperature; in dark

With pyridine; In water; benzene;

Reference yield: 42.0%

endo-5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatricyclo<5.3.1.0.2,6>undeca-3,9-dien-8-on (89817-85-6) → 5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatetracyclo<5.3.1.0.2,6.03,9>undeca-10r-ol (89817-87-8)

Guidance literature:

With sodium tetrahydroborate; In 1,2-dimethoxyethane; at 40 ℃; for 4h;

upstream raw materials:

2,4,6-triphenylpyrylium-3-olat

6,6-Diphenylfulvene

Downstream raw materials:

5-Diphenylmethyliden-1,7,9-triphenyl-11-oxatetracyclo<5.3.1.0.^2,6.0^3,9>undeca-10r-ol

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