4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole

Base Information

Chemical Name:4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole
CAS No.:1266399-43-2
Molecular Formula:C₁₈H₁₆N₂O₄Se
Molecular Weight:403.296
Hs Code.:

Synonyms:4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole

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Chemical Property of 4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole

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Technology Process of 4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole

There total 5 articles about 4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole 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: 39.0%

: 1266399-53-4
C₁₉H₂₁N₃O₅

: 1266399-43-2
4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole

Guidance literature:: With selenium(IV) oxide; In 1,4-dioxane; water; for 2h; Reflux;
DOI:10.2174/1570180811007010721

Reference yield:

: 120-14-9
3,4-dimethoxy-benzaldehyde

: 1266399-43-2
4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole

Guidance literature:: Multi-step reaction with 4 steps

1: potassium hydroxide / ethanol; water / 20 °C

2: sodium acetate / ethanol / Reflux

3: potassium acetate / ethanol; water / 24 h / Reflux

4: selenium(IV) oxide / water; 1,4-dioxane / 2 h / Reflux

With selenium(IV) oxide; potassium acetate; sodium acetate; potassium hydroxide; In 1,4-dioxane; ethanol; water;
DOI:10.2174/1570180811007010721

Reference yield:

: 552-41-0
1-(2-hydroxy-4-methoxyphenyl)ethanone

: 1266399-43-2
4-(3,4-dimethoxyphenyl)-7-methoxy-4H-benzopyran[4,3-d][1,2,3]selenadiazole

Guidance literature:: Multi-step reaction with 4 steps

1: potassium hydroxide / ethanol; water / 20 °C

2: sodium acetate / ethanol / Reflux

3: potassium acetate / ethanol; water / 24 h / Reflux

4: selenium(IV) oxide / water; 1,4-dioxane / 2 h / Reflux

With selenium(IV) oxide; potassium acetate; sodium acetate; potassium hydroxide; In 1,4-dioxane; ethanol; water;
DOI:10.2174/1570180811007010721