6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

Base Information

Chemical Name:6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine
CAS No.:328072-50-0
Molecular Formula:C₁₈H₁₈N₂OS₃
Molecular Weight:374.552
Hs Code.:

Synonyms:6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

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Chemical Property of 6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

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Technology Process of 6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

There total 4 articles about 6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine 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: 90.0%

: 420790-37-0
6,6-dimethyl-4-oxo-3-phenyl-2-thioxo-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

: 74-88-4
methyl iodide

: 328072-50-0
6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

Guidance literature:: With potassium hydroxide; In ethanol; for 2h;
DOI:10.1023/A:1012752004506

Reference yield:

: 64823-02-5
2-amino-5,7-dihydro-5,5-dimethyl-3-ethoxycarbonyl-4H-thieno[2,3-c]thiopyran

: 328072-50-0
6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

Guidance literature:: Multi-step reaction with 3 steps

1: 77 percent / butan-1-ol / 10 h / Heating

2: 95 percent / aq. KOH / ethanol / 3 h / Heating

3: 90 percent / aq. KOH / ethanol / 2 h

With potassium hydroxide; In ethanol; butan-1-ol;
DOI:10.1023/A:1012752004506

Reference yield:

: 103-72-0
phenyl isothiocyanate

: 328072-50-0
6,6-dimethyl-2-methylthio-4-oxo-3-phenyl-5,6-dihydro-8H-thiopyrano[4',3':4,5]thieno[2,3-d]pyrimidine

Guidance literature:: Multi-step reaction with 3 steps

1: 77 percent / butan-1-ol / 10 h / Heating

2: 95 percent / aq. KOH / ethanol / 3 h / Heating

3: 90 percent / aq. KOH / ethanol / 2 h

With potassium hydroxide; In ethanol; butan-1-ol;
DOI:10.1023/A:1012752004506