3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione

Base Information

• Chemical Name: 3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione
• CAS No.: 79598-26-8
• Molecular Formula: C₂₁H₂₂N₂O₃S₂
• Molecular Weight: 414.549

Synonyms:3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione

Chemical Property of 3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione

Chemical Property:

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Technology Process of 3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione

There total 3 articles about 3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione 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:

ethyl 2-amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate (4506-71-2) → 3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione (79598-26-8)

Guidance literature:

Multi-step reaction with 3 steps

1: 84 percent / acetic acid / Heating

2: 89 percent / Na / ethanol / 0.17 h / Heating

3: K₂CO₃ / dimethylformamide; acetone / 12 h / Heating

With sodium; potassium carbonate; In ethanol; acetic acid; N,N-dimethyl-formamide; acetone;

Reference yield:

2-(3-Methyl-thioureido)-4,5,6,7-tetrahydrobenzothiophen-3-carbonsaeureethylester (51486-13-6) → 3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione (79598-26-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 89 percent / Na / ethanol / 0.17 h / Heating

2: K₂CO₃ / dimethylformamide; acetone / 12 h / Heating

With sodium; potassium carbonate; In ethanol; N,N-dimethyl-formamide; acetone;

Reference yield:

ethyl 2-chloro-2-phenylacetate (10606-73-2,99531-04-1,116836-53-4,4773-33-5) + 3-Methyl-2-thioxo-2,3,5,6,7,8-hexahydro-1H-benzo[4,5]thieno[2,3-d]pyrimidin-4-one (38201-61-5) → 3a-Ethoxy-4-methyl-2-phenyl-3a,4,6,7,8,9-hexahydro-3,10-dithia-4,10b-diaza-cyclopenta[a]fluorene-1,5-dione (79598-26-8)

Guidance literature:

With potassium carbonate; In N,N-dimethyl-formamide; acetone; for 12h; Heating;

upstream raw materials:

ethyl 2-chloro-2-phenylacetate

3-Methyl-2-thioxo-2,3,5,6,7,8-hexahydro-1H-benzo[4,5]thieno[2,3-d]pyrimidin-4-one

ethyl 2-amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate

2-(3-Methyl-thioureido)-4,5,6,7-tetrahydrobenzothiophen-3-carbonsaeureethylester

Downstream raw materials:

(3-Methyl-4-oxo-3,4,5,6,7,8-hexahydro-benzo[4,5]thieno[2,3-d]pyrimidin-2-ylsulfanyl)-phenyl-acetic acid

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