2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione

Base Information

• Chemical Name: 2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione
• CAS No.: 1301769-13-0
• Molecular Formula: C₂₂H₁₃N₃O₃S
• Molecular Weight: 399.43

Synonyms:2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione

Chemical Property of 2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione

Chemical Property:

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Technology Process of 2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione

There total 2 articles about 2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione 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: 80.0%

6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione (1301769-05-0) + benzaldehyde (100-52-7) → 2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione (1301769-13-0)

Guidance literature:

With sodium acetate; In acetic anhydride; acetic acid; for 5h; Reflux;

DOI:10.1002/jccs.201190056

Reference yield:

ethyl 2-(7-amino-2,5-dioxo-3,5-dihydro-2H-thiazolo-[3,2-a]pyrimidin-6-yl)acetate (1301769-03-8) → 2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione (1301769-13-0)

Guidance literature:

Multi-step reaction with 2 steps

1: ethanol; sodium / 10 h / Reflux

2: sodium acetate / acetic anhydride; acetic acid / 5 h / Reflux

With ethanol; sodium acetate; sodium; In acetic anhydride; acetic acid;

DOI:10.1002/jccs.201190056

Reference yield: 85.0%

2,6-dibenzylidene-6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione (1301769-13-0) → 3,9-diphenyl-2,3,8,9-tetrahydro-isoxazolo[4',5':4,5]pyrrolo[2,3-d]isoxazolo[5',4':4,5]thiazolo[3,2-a]pyrimidin-10-(6H)-one (1301769-19-6)

Guidance literature:

With hydroxylamine hydrochloride; sodium acetate; In acetic acid; for 5h; Reflux;

DOI:10.1002/jccs.201190056

upstream raw materials:

ethyl 2-(7-amino-2,5-dioxo-3,5-dihydro-2H-thiazolo-[3,2-a]pyrimidin-6-yl)acetate

6,8-dihydropyrrolo[2,3-d]thiazolo[3,2-a]pyrimidine-3,5,7(2H)-trione

benzaldehyde

Downstream raw materials:

3,9-diphenyl-2,3,8,9-tetrahydro-isoxazolo[4',5':4,5]pyrrolo[2,3-d]isoxazolo[5',4':4,5]thiazolo[3,2-a]pyrimidin-10-(6H)-one

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