7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one

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Chemical Name:7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one
CAS No.:947490-28-0
Molecular Formula:C₂₁H₁₃N₇OS
Molecular Weight:411.447
Hs Code.:

Synonyms:7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one

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Chemical Property of 7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one

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Technology Process of 7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one

There total 4 articles about 7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-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: 71.0%

: 947490-23-5
6-(1,3-diphenyl-1H-pyrazol-4-yl)-5-cyano-2-hydrazinopyrimidin-4(3H)-one

: 75-15-0,12122-00-8
carbon disulfide

: 947490-28-0
7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one

Guidance literature:: With pyridine; for 12h; Heating;
DOI:10.1080/10426500600754695

Reference yield:

: 947490-12-2
6?(1,3?diphenyl?1H?pyrazol?4?yl)?4?oxo?2?thioxo?1,2,3,4?tetrahydropyrimidine?5?carbonitrile

: 947490-28-0
7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one

Guidance literature:: Multi-step reaction with 2 steps

1: hydrazine hydrate; pyridine / 6 h / Heating

2: 71 percent / pyridine / 12 h / Heating

With pyridine; hydrazine hydrate;
DOI:10.1080/10426500600754695

Reference yield:

: 21487-45-6
1,3-diphenyl-4-formylpyrazole

: 947490-28-0
7-(1,3-diphenyl-1H-pyrazol-4-yl)-3-thioxo-2,3-dihydro-6-cyano-1,2,4-triazolo[4,3-a]pyrimidin-5(8H)-one

Guidance literature:: Multi-step reaction with 3 steps

1: 79 percent / potassium carbonate / ethanol / 12 h / Heating

2: hydrazine hydrate; pyridine / 6 h / Heating

3: 71 percent / pyridine / 12 h / Heating

With pyridine; potassium carbonate; hydrazine hydrate; In ethanol;
DOI:10.1080/10426500600754695