8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate

Base Information

• Chemical Name: 8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate
• CAS No.: 104894-61-3
• Molecular Formula: CF₃O₃S*C₂₄H₂₄NO
• Molecular Weight: 491.531

Synonyms:8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate

Chemical Property of 8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate

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Technology Process of 8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate

There total 1 articles about 8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate 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: 81.0%

5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate (81128-01-0) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → 8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate (104894-61-3)

Guidance literature:

In acetic anhydride; for 0.25h; Heating;

Reference yield: 89.0%

8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate (104894-61-3) + benzylamine (100-46-9) → Trifluoro-methanesulfonate8-[1-benzylamino-meth-(E)-ylidene]-2,4-diphenyl-5,6,7,8-tetrahydro-chromenylium; (104894-33-9)

Guidance literature:

With acetic acid; triethylamine; In dichloromethane; at 20 ℃;

Reference yield: 87.0%

8-<(N,N-dimethylamino)methylene>-5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate (104894-61-3) + tert-butylamine (75-64-9) → Trifluoro-methanesulfonate8-[1-tert-butylamino-meth-(E)-ylidene]-2,4-diphenyl-5,6,7,8-tetrahydro-chromenylium; (104894-39-5)

Guidance literature:

With acetic acid; triethylamine; In dichloromethane; at 20 ℃;

upstream raw materials:

5,6,7,8-tetrahydro-2,4-diphenylchromenylium trifluoromethanesulphonate

N,N-dimethyl-formamide

Downstream raw materials:

Trifluoro-methanesulfonate2,4-diphenyl-8-[1-p-tolylamino-meth-(E)-ylidene]-5,6,7,8-tetrahydro-chromenylium;

Trifluoro-methanesulfonate8-[1-(4-chloro-phenylamino)-meth-(E)-ylidene]-2,4-diphenyl-5,6,7,8-tetrahydro-chromenylium;

Trifluoro-methanesulfonate8-[1-tert-butylamino-meth-(E)-ylidene]-2,4-diphenyl-5,6,7,8-tetrahydro-chromenylium;

Trifluoro-methanesulfonate2,4-diphenyl-8-[1-m-tolylamino-meth-(E)-ylidene]-5,6,7,8-tetrahydro-chromenylium;

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