benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone

Base Information

Chemical Name:benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone
CAS No.:320338-83-8
Molecular Formula:C₁₆H₁₆N₄S₂
Molecular Weight:328.462
Hs Code.:

Synonyms:benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone

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Chemical Property of benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone

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Technology Process of benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone

There total 3 articles about benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone 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: 75.0%

: 100-52-7
benzaldehyde

: 320338-76-9
4-hydrazino-5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidine

: 320338-83-8
benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone

Guidance literature:: With acetic acid; In ethanol; for 2h; Reflux;
DOI:10.3184/030823408X327875

Reference yield:

: 53074-16-1
5,6-dimethyl-2-methylthio-3,4-dihydrothieno[2,3-d]pyrimidin-4-one

: 320338-83-8
benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / POCl₃ / dioxane / 3 h / Heating

2: 78 percent / hydrazine hydrate / dioxane; ethanol / 5 h / Heating

3: 65 percent / AcONa; glacial AcOH / 8 h / Heating

With sodium acetate; hydrazine hydrate; acetic acid; trichlorophosphate; In 1,4-dioxane; ethanol;
DOI:10.1080/10426500008046607

Reference yield:

: 108831-67-0
4-chloro-2-methylthio-5,6-dimethylthieno[2,3-d]pyrimidine

: 320338-83-8
benzaldehyde [5,6-dimethyl-2-(methylthio)thieno[2,3-d]pyrimidin-4-yl]hydrazone

Guidance literature:: Multi-step reaction with 2 steps

1: 78 percent / hydrazine hydrate / dioxane; ethanol / 5 h / Heating

2: 65 percent / AcONa; glacial AcOH / 8 h / Heating

With sodium acetate; hydrazine hydrate; acetic acid; In 1,4-dioxane; ethanol;
DOI:10.1080/10426500008046607