6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile

Base Information

• Chemical Name: 6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile
• CAS No.: 1372703-13-3
• Molecular Formula: C₁₅H₈N₄S₂
• Molecular Weight: 308.387

Synonyms:6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile

Chemical Property of 6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile

Chemical Property:

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Technology Process of 6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile

There total 2 articles about 6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile 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:

benzothiophene-2-carboxaldehyde (3541-37-5) + Cyanothioacetamide (7357-70-2) → 6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile (1372703-13-3)

Guidance literature:

With piperidine; In ethanol; for 5h; Reflux;

DOI:10.1080/10426507.2011.590562

Reference yield:

Cyanothioacetamide (7357-70-2) + 3-(benzo[b]thiophen-2-yl)-2-cyanoprop-2-enethioamide (1372703-12-2) → 6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile (1372703-13-3)

Guidance literature:

With piperidine; In ethanol; for 5h; Reflux;

DOI:10.1080/10426507.2011.590562

Reference yield:

6-amino-4-(benzo[b]thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3,5-dicarbonitrile (1372703-13-3) → 6-amino-4-(benzo[b]thiophen-2-yl)-3-({[4-(thiophen-2-yl)phenyl]methylidene}amino)-1H-pyrazolo[3,4-b]pyridine-5-carbonitrile (1372703-23-5)

Guidance literature:

Multi-step reaction with 3 steps

1: sodium methylate / methanol / 5 h / Reflux

2: hydrazine hydrate / ethanol / Reflux

3: pyridine / ethanol / 5 h / Reflux

With pyridine; sodium methylate; hydrazine hydrate; In methanol; ethanol;

DOI:10.1080/10426507.2011.590562

upstream raw materials:

benzothiophene-2-carboxaldehyde

Cyanothioacetamide

3-(benzo[b]thiophen-2-yl)-2-cyanoprop-2-enethioamide

Downstream raw materials:

6-amino-4-(benzo[b]thiophen-2-yl)-3-({[4-(thiophen-2-yl)phenyl]methylidene}amino)-1H-pyrazolo[3,4-b]pyridine-5-carbonitrile

3,6-diamino-4-(benzo[b]thiophen-2-yl)-N-(4-bromophenyl)-5-cyanothieno[2,3-b]pyridine-2-carboxamide

3,6-diamino-4-(benzo[b]thiophen-2-yl)-2-[(4-chlorobenzoyl)]thieno[2,3-b]pyridine-5-carbonitrile

2-{[6-amino-4-(benzo[b]thiophen-2-yl)-3,5-dicyanopyridin-2-yl]sulfanyl}-N-(4-bromophenyl)acetamide

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