dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]]

Base Information

• Chemical Name: dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]]
• CAS No.: 1166397-95-0
• Molecular Formula: C₃₄H₂₆O₂S
• Molecular Weight: 498.645

Synonyms:dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]]

Chemical Property of dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]]

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Technology Process of dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]]

There total 1 articles about dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]] 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: 67.0%

C13H12N2O (108143-54-0) + 2-(2,6-dimethylphenyl)-9H-xanthene-9-thione (1166397-97-2) → dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]] (1166397-95-0)

Guidance literature:

C₁₃H₁₂N₂O; With methanol; potassium hydroxide; magnesium sulfate; silver(l) oxide; In dichloromethane; at 0 ℃; Inert atmosphere;

2-(2,6-dimethylphenyl)-9H-xanthene-9-thione; In dichloromethane; at 0 - 20 ℃; for 6h;

DOI:10.1016/j.tet.2009.03.081

Reference yield:

dispiro[2,3-dihydro-1H-naphtho[2,1-b]pyran-1,2'-thiirane-3',9''-[2''-(2,6-dimethylphenyl)-9''H-xanthene]] (1166397-95-0) → (Z)-2-(2,6-dimethylphenyl)-9-(2',3'-dihydro-1'H-naphtho[2,1-b]pyran-1'-ylidene)-9H-xanthene (1166398-02-2) + (E)-2-(2,6-dimethylphenyl)-9-(2',3'-dihydro-1'H-naphtho[2,1-b]pyran-1'-ylidene)-9H-xanthene (1166397-90-5)

Guidance literature:

With copper; In para-xylene; Reflux;

DOI:10.1016/j.tet.2009.03.081

upstream raw materials:

C₁₃H₁₂N₂O

2-(2,6-dimethylphenyl)-9H-xanthene-9-thione

Downstream raw materials:

(Z)-2-(2,6-dimethylphenyl)-9-(2',3'-dihydro-1'H-naphtho[2,1-b]pyran-1'-ylidene)-9H-xanthene

(E)-2-(2,6-dimethylphenyl)-9-(2',3'-dihydro-1'H-naphtho[2,1-b]pyran-1'-ylidene)-9H-xanthene

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