7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one

Base Information

• Chemical Name: 7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one
• CAS No.: 678980-09-1
• Molecular Formula: C₂₁H₁₃N₅O₂S₂
• Molecular Weight: 431.499

Synonyms:7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one

Chemical Property of 7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one

Chemical Property:

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Technology Process of 7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one

There total 3 articles about 7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-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: 72.0%

5-amino-2-(benzothiazol-2-ylmethyl)-7-phenylthiazolo[4,5-b]pyran-6-carboxamide (678980-05-7) → 7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one (678980-09-1)

Guidance literature:

With sulfuric acid; acetic acid; sodium nitrite; for 24h;

DOI:10.1002/jccs.200300151

Reference yield:

Benzylidenemalononitrile (2700-22-3) → 7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one (678980-09-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 72 percent / pyridine / Heating

2: 72 percent / NaNO₂; sulfuric acid; CH₃COOH / 24 h

With pyridine; sulfuric acid; acetic acid; sodium nitrite;

DOI:10.1002/jccs.200300151

Reference yield:

2-(1,3-benzothiazol-2-yl)-methylidene-2-thiazolin-4-one (218794-14-0) → 7-(benzothiazol-2-ylmethyl)-5-phenylthiazolo[4',5':6,5]pyrano-[2,3-d]-1,2,3-triazine-4(3H)-one (678980-09-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 72 percent / pyridine / Heating

2: 72 percent / NaNO₂; sulfuric acid; CH₃COOH / 24 h

With pyridine; sulfuric acid; acetic acid; sodium nitrite;

DOI:10.1002/jccs.200300151

upstream raw materials:

5-amino-2-(benzothiazol-2-ylmethyl)-7-phenylthiazolo[4,5-b]pyran-6-carboxamide

Benzylidenemalononitrile

2-(1,3-benzothiazol-2-yl)-methylidene-2-thiazolin-4-one

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