5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine

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Chemical Name:5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine
CAS No.:157332-15-5
Molecular Formula:C₄₂H₃₃N₄OPS
Molecular Weight:672.79
Hs Code.:

Synonyms:5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine

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Chemical Property of 5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine

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Technology Process of 5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine

There total 6 articles about 5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine 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: 82.0%

: 603-35-0
triphenylphosphine

: 157332-13-3
3-amino-5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>thieno<2,3-b>pyridine

: 157332-15-5
5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine

Guidance literature:: With hexachloroethane; triethylamine; In acetonitrile; for 3h; Heating;
DOI:10.1016/S0040-4020(01)89699-X

Reference yield:

: 106-49-0,12221-03-3
p-toluidine

: 157332-15-5
5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine

Guidance literature:: Multi-step reaction with 2 steps

1: 84 percent / AcOH / ethanol / 3.5 h / Heating

2: 82 percent / Et₃N, hexachloroethane / acetonitrile / 3 h / Heating

With hexachloroethane; acetic acid; triethylamine; In ethanol; acetonitrile;
DOI:10.1016/S0040-4020(01)89699-X

Reference yield:

: 6-ethoxy-4-phenyl-2-thioxo-1,2-dihydronicotinonitrile-5-carbonitril

: 157332-15-5
5-cyano-6-ethoxy-4-phenyl-2-<(N-p-tolylimino)methyl>-3-<(triphenylphosphoranilidine)amino>thieno<2,3-b>pyridine

Guidance literature:: Multi-step reaction with 5 steps

1: 82 percent / KI / acetone / 18 h / Ambient temperature

2: 98 percent / K₂CO₃ / ethanol / 0.25 h / Heating

3: 80 percent / DIBAL-H / toluene / 2 h / 0 °C

4: 84 percent / AcOH / ethanol / 3.5 h / Heating

5: 82 percent / Et₃N, hexachloroethane / acetonitrile / 3 h / Heating

With hexachloroethane; diisobutylaluminium hydride; potassium carbonate; acetic acid; triethylamine; potassium iodide; In ethanol; acetone; toluene; acetonitrile;
DOI:10.1016/S0040-4020(01)89699-X