3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione

Base Information

• Chemical Name: 3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione
• CAS No.: 516448-22-9
• Molecular Formula: C₁₁H₈N₄O₂S
• Molecular Weight: 260.276

Synonyms:3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione

Chemical Property of 3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione

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Technology Process of 3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione

There total 1 articles about 3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione 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: 79.0%

3-phenyl-4-amino-5-mercapto-1,2,4-triazole (22706-11-2) + malonoyl dichloride (1663-67-8) → 3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione (516448-22-9)

Guidance literature:

With triethylamine; In para-xylene; at 20 ℃; for 8h;

DOI:10.1080/10426500214876

Reference yield: 85.0%

cyanoacetic acid amide (107-91-5) + 3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione (516448-22-9) → 6-amino-8-oxo-1-phenyl-8,9-dihydro-4,5-dithia-2,3,9,9a-tetraaza-cyclopenta[f]azulene-7-carboxylic acid amide

Guidance literature:

With sulfur; triethylamine; In 1,4-dioxane; at 20 ℃; for 6h;

DOI:10.1007/s10593-005-0283-4

Reference yield: 83.0%

ethyl 2-cyanoacetate (105-56-6) + 3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6,8-dione (516448-22-9) → 6-amino-8-oxo-1-phenyl-8,9-dihydro-4,5-dithia-2,3,9,9a-tetraaza-cyclopenta[f]azulene-7-carboxylic acid ethyl ester

Guidance literature:

With sulfur; triethylamine; In 1,4-dioxane; at 20 ℃; for 6h;

DOI:10.1007/s10593-005-0283-4

upstream raw materials:

3-phenyl-4-amino-5-mercapto-1,2,4-triazole

malonoyl dichloride

Downstream raw materials:

3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepine-6-oxo-8-thione

6,8-dioxo-3-phenyl-5,6,7,8-tetrahydro[1,2,4]triazolo[3,4-b][1,3,4]thiadiazepin-7-ylidenemalononitrile

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