ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate

Base Information

Chemical Name:ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate
CAS No.:1312594-74-3
Molecular Formula:C₁₈H₁₈N₂O₂S
Molecular Weight:326.419
Hs Code.:

Synonyms:ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate

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Chemical Property of ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate

Chemical Property:

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Technology Process of ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate

There total 3 articles about ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate 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:

: 901183-77-5
2-amino-4-(3-methylphenyl)-3-thiophenecarbonitrile

: 141-97-9
ethyl acetoacetate

: 1312594-74-3
ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate

Guidance literature:: 2-amino-4-(3-methylphenyl)-3-thiophenecarbonitrile; ethyl acetoacetate; With tin(IV) chloride; In toluene; for 4h; Reflux; Inert atmosphere;

With water; In ethyl acetate;

Reference yield:

: 585-74-0
3-Methylacetophenone

: 1312594-74-3
ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: 1,1,1,3,3,3-hexamethyl-disilazane; acetic acid / 70 °C / Inert atmosphere

2: sulfur; sodium hydrogencarbonate; water / tetrahydrofuran / 1 h / 35 °C / Inert atmosphere

3: tin(IV) chloride / toluene / 4 h / Reflux; Inert atmosphere

With water; tin(IV) chloride; sodium hydrogencarbonate; sulfur; acetic acid; 1,1,1,3,3,3-hexamethyl-disilazane; In tetrahydrofuran; toluene;

Reference yield:

: 1312594-71-0
2-(1-(m-tolyl)ethylidene)malononitrile

: 1312594-74-3
ethyl 4-amino-6-methyl-3-(3-methylphenyl)thieno[2,3-b]pyridine-5-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: sulfur; sodium hydrogencarbonate; water / tetrahydrofuran / 1 h / 35 °C / Inert atmosphere

2: tin(IV) chloride / toluene / 4 h / Reflux; Inert atmosphere

With water; tin(IV) chloride; sodium hydrogencarbonate; sulfur; In tetrahydrofuran; toluene;