3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin

Base Information

• Chemical Name: 3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin
• CAS No.: 119934-36-0
• Molecular Formula: C₁₆H₁₅N₃S₂
• Molecular Weight: 313.447

Synonyms:3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin

Chemical Property of 3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin

Chemical Property:

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Technology Process of 3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin

There total 6 articles about 3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin 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: 70.0%

3-Benzoyl-2-(2-methylhydrazinothiocarbonylamino)-cyclopentathiophen (119934-33-7) → 3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin (119934-36-0)

Guidance literature:

With toluene-4-sulfonic acid; In propan-1-ol; for 0.0833333h; Heating;

Reference yield:

2-Amino-3-benzoyl-cyclopentathiophen (40312-29-6) → 3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin (119934-36-0)

Guidance literature:

Multi-step reaction with 3 steps

1: 70 percent / CaCO₃ / benzene / 2 h / Heating

2: 90 percent / benzene / 0.25 h

3: 70 percent / 4-CH₃C₆H₄SO₃H / propan-1-ol / 0.08 h / Heating

With toluene-4-sulfonic acid; calcium carbonate; In propan-1-ol; benzene;

Reference yield:

Benzoylacetonitrile (614-16-4) → 3-Methyl-5-phenyl-2-thioxo-3H-1,2-dihydrocyclopenta<4,5>thieno<2,3-e><1,2,4>triazepin (119934-36-0)

Guidance literature:

Multi-step reaction with 4 steps

1: 25 percent / S, 33percent Et₂NH / ethanol / 4 h / Ambient temperature

2: 70 percent / CaCO₃ / benzene / 2 h / Heating

3: 90 percent / benzene / 0.25 h

4: 70 percent / 4-CH₃C₆H₄SO₃H / propan-1-ol / 0.08 h / Heating

With toluene-4-sulfonic acid; diethylamine; calcium carbonate; In propan-1-ol; ethanol; benzene;

upstream raw materials:

3-Benzoyl-2-(2-methylhydrazinothiocarbonylamino)-cyclopentathiophen

2-Amino-3-benzoyl-cyclopentathiophen

Benzoylacetonitrile

3-Benzoyl-2-isothiocyanato-cyclopentathiophen

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