ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate

Base Information

Chemical Name:ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate
CAS No.:106508-95-6
Molecular Formula:C₁₈H₁₇N₃O₂S
Molecular Weight:339.418
Hs Code.:

Synonyms:ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate

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Chemical Property of ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate

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Technology Process of ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate

There total 4 articles about ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate 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: 78.0%

: ethyl α-cyano-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)acetate

: 74-88-4
methyl iodide

: 106508-95-6
ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate

Guidance literature:: With sodium hydride; In dimethyl sulfoxide; for 3h; Ambient temperature;

Reference yield:

: 105-56-6
ethyl 2-cyanoacetate

: 106508-95-6
ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate

Guidance literature:: Multi-step reaction with 2 steps

1: 36 percent / 60 percent sodium hydride / dimethylsulfoxide / 5 h / 140 °C

2: 78 percent / 60 percent sodium hydride / dimethylsulfoxide / 3 h / Ambient temperature

With sodium hydride; In dimethyl sulfoxide;

Reference yield:

: 51991-77-6
2-benzamido-4,5-dihydro-3-thiophenecarbonitrile

: 106508-95-6
ethyl α-methyl-4-(2-phenyl-5,6-dihydrothieno<2,3-d>pyrimidine)cyanoacetate

Guidance literature:: Multi-step reaction with 2 steps

1: 36 percent / 60 percent sodium hydride / dimethylsulfoxide / 5 h / 140 °C

2: 78 percent / 60 percent sodium hydride / dimethylsulfoxide / 3 h / Ambient temperature

With sodium hydride; In dimethyl sulfoxide;