3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

Base Information

Chemical Name:3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one
CAS No.:847976-58-3
Molecular Formula:C₂₀H₁₄N₆OS₂
Molecular Weight:418.503
Hs Code.:

Synonyms:3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

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Chemical Property of 3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

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Technology Process of 3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

There total 6 articles about 3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one 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%

: 847976-54-9
N-(8-oxo-4-phenyl-2-thiophen-2-yl-8H-9-thia-1,5,7-triaza-fluoren-7-yl)-formimidic acid ethyl ester

: 847976-58-3
3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

Guidance literature:: With hydrazine hydrate; In 1,4-dioxane; at 20 ℃; for 1h;
DOI:10.1080/10426500490467147

Reference yield:

: 3988-77-0,39078-33-6,69656-36-6
3-phenyl-1-thiophen-2-yl-propenone

: 847976-58-3
3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

Guidance literature:: Multi-step reaction with 6 steps

1: 43 percent / piperidine / ethanol / 4 h / Heating

2: 95 percent / sodium acetate trihydrate / ethanol / 2 h / Heating

3: 90 percent / NaOEt / ethanol / 0.08 h / Heating

4: N₂H₄*H₂O / ethanol / 2 h / Heating

5: 88 percent / dimethylformamide / 6 h / Heating

6: 90 percent / N₂H₄*H₂O / dioxane / 1 h / 20 °C

With piperidine; sodium ethanolate; sodium acetate; hydrazine hydrate; In 1,4-dioxane; ethanol; N,N-dimethyl-formamide;
DOI:10.1080/10426500490467147

Reference yield:

: 82127-11-5
4-phenyl-6-(thiophen-2-yl)-2-thioxo-1,2-dihydropyridine-3-carbonitrile

: 847976-58-3
3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

Guidance literature:: Multi-step reaction with 5 steps

1: 95 percent / sodium acetate trihydrate / ethanol / 2 h / Heating

2: 90 percent / NaOEt / ethanol / 0.08 h / Heating

3: N₂H₄*H₂O / ethanol / 2 h / Heating

4: 88 percent / dimethylformamide / 6 h / Heating

5: 90 percent / N₂H₄*H₂O / dioxane / 1 h / 20 °C

With sodium ethanolate; sodium acetate; hydrazine hydrate; In 1,4-dioxane; ethanol; N,N-dimethyl-formamide;
DOI:10.1080/10426500490467147