5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one

Base Information

Chemical Name:5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one
CAS No.:1345840-65-4
Molecular Formula:C₁₃H₁₃N₅OS
Molecular Weight:287.345
Hs Code.:

Synonyms:5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one

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Chemical Property of 5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one

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Technology Process of 5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one

There total 4 articles about 5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-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: 92.0%

: 1421320-02-6
2-(6-methyl-2-oxo-4-phenyl-1,2,3,4-tetrahydropyrimidine-5-carbonyl)hydrazinecarbothioamide

: 1345840-65-4
5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one

Guidance literature:: With sulfuric acid; at 20 ℃;

Reference yield: 65.0%

: 1147550-11-5
ammonium thiocyanate

: 593283-24-0
6-methyl-4-phenyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carbohydrazide

: 1345840-65-4
5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one

Guidance literature:: ammonium thiocyanate; 6-methyl-4-phenyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carbohydrazide; With hydrogenchloride; In water;

With sulfuric acid; at 20 ℃; for 2h;
DOI:10.1016/j.ejmech.2011.09.023

Reference yield:

: 100-52-7
benzaldehyde

: 1345840-65-4
5-(5-amino-1,3, 4-thiadiazole-2-yl)-3,4-dihydro-6-methyl-4-phenylpyrimidin-2(1H)-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: calcium chloride / ethanol / 2 h / Reflux

2.1: sulfuric acid; hydrazine hydrate / ethanol / 3 h / 75 °C

3.1: hydrogenchloride / water

3.2: 2 h / 20 °C

With hydrogenchloride; sulfuric acid; hydrazine hydrate; calcium chloride; In ethanol; water; 1.1: Biginelli reaction;
DOI:10.1016/j.ejmech.2011.09.023