6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene

Base Information

• Chemical Name: 6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene
• CAS No.: 116935-14-9
• Molecular Formula: C₃₂H₂₂N₄
• Molecular Weight: 462.553

Synonyms:6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene

Chemical Property of 6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene

Chemical Property:

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Technology Process of 6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene

There total 1 articles about 6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene 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: 76.0%

2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydrofluorene (116935-13-8) + malononitrile (109-77-3) → 6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene (116935-14-9)

Guidance literature:

With manganese(IV) oxide; In benzene; for 1h; Ambient temperature;

DOI:10.1007/BF00756416

Reference yield: 75.0%

6-dicyanomethylene-2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydro-6H-fluorene (116935-14-9) → (2-bromo-1,3,4a-triphenyl-3,4,4a,8-tetrahydropyrido[1,2-a]benzimidazol-8-ylidene)malononitrile (1189369-08-1)

Guidance literature:

With bromine; In N,N-dimethyl-formamide; at 20 ℃; regioselective reaction;

DOI:10.1134/S1070428009030208

upstream raw materials:

2,4,9a-triphenyl-4a,9-diaza-1,2,4a,9a-tetrahydrofluorene

malononitrile

Downstream raw materials:

(2-bromo-1,3,4a-triphenyl-3,4,4a,8-tetrahydropyrido[1,2-a]benzimidazol-8-ylidene)malononitrile

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