2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one

Base Information

• Chemical Name: 2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one
• CAS No.: 1010433-30-3
• Molecular Formula: C₃₃H₂₅N₆OPS
• Molecular Weight: 584.641

Synonyms:2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one

Chemical Property of 2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one

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Technology Process of 2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one

There total 1 articles about 2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one 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: 75.0%

3-amino-2-(4-methylphenyl)aminopyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one (1010433-27-8) + triphenylphosphine (603-35-0) → 2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one (1010433-30-3)

Guidance literature:

With hexachloroethane; triethylamine; In toluene; at 100 ℃; for 48h;

DOI:10.1016/j.tet.2007.11.059

Reference yield: 91.0%

2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one (1010433-30-3) + benzoyl chloride (98-88-4) → 3-(4-methylphenyl)-2-phenylpyrazino[2',3':4,5]-thieno[3,2-d]-1,2,4-triazolo[1,5-a]pyrimidin-10(3H)-one (1010433-55-2)

Guidance literature:

With triethylamine; In tetrahydrofuran; at 20 ℃; for 8h;

DOI:10.1016/j.tet.2007.11.059

Reference yield: 87.0%

2-(4-methylphenyl)amino-3-(triphenylphosphoranylidene-amino)pyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one (1010433-30-3) → 3-(4-methylphenyl)-2-thioxopyrazino[2',3':4,5]thieno[3,2-d]-1,2,4-triazolo[1,5-a]pyrimidin-10(3H)-one (1010433-42-7)

Guidance literature:

With carbon disulfide; In tetrahydrofuran; at 100 ℃; for 3h;

DOI:10.1016/j.tet.2007.11.059

upstream raw materials:

3-amino-2-(4-methylphenyl)aminopyrazino[2',3':4,5]-thieno[3,2-d]pyrimidin-4(3H)-one

triphenylphosphine

Downstream raw materials:

3-(4-methylphenyl)-2-thioxopyrazino[2',3':4,5]thieno[3,2-d]-1,2,4-triazolo[1,5-a]pyrimidin-10(3H)-one

1,3-dihydro-3-(4-methylphenyl)pyrazino[2',3':4,5]thieno[3,2-d]-1,2,4-triazolo[1,5-a]pyrimidin-2,10-dione

3-(4-methylphenyl)-2-phenylpyrazino[2',3':4,5]-thieno[3,2-d]-1,2,4-triazolo[1,5-a]pyrimidin-10(3H)-one

N,N'-bis(10-oxo-3-(4-methylphenyl)pyrazino[2',3':4,5]thieno[3,2-d]-1,2,4-triazolo[1,5-a]pyrimidin-2-yl)benzene-1,4-diamine

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