2'-tert-butyl-2'H-spiro[piperidine-4,5'-pyrano[3,2-c]pyrazol]-7'(6'H)-one hydrochloride synthesis

2synthesis methods

Product Name:2'-tert-butyl-2'H-spiro[piperidine-4,5'-pyrano[3,2-c]pyrazol]-7'(6'H)-one hydrochloride
CAS Number:1197815-65-8
Molecular formula:C14H22ClN3O2
Molecular Weight:299.8

1197815-67-0 Synthesis

tert-butyl 2'-tert-butyl-7'-oxo-6',7'-dihydro-2'H-spiro[piperidine-4,5'-pyrano[3,2-c]pyrazole]-1-carboxylate

1197815-67-0
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$45.00/100mg

2'-tert-butyl-2'H-spiro[piperidine-4,5'-pyrano[3,2-c]pyrazol]-7'(6'H)-one hydrochloride

1197815-65-8
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Yield:1197815-65-8 100%

Reaction Conditions:

with hydrogenchloride in 1,4-dioxane at 20; for 4 h;

References:

Freeman-Cook, Kevin D.;Amor, Paul;Bader, Scott;Buzon, Leanne M.;Coffey, Steven B.;Corbett, Jeffrey W.;Dirico, Kenneth J.;Doran, Shawn D.;Elliott, Richard L.;Esler, William;Guzman-Perez, Angel;Henegar, Kevin E.;Houser, Janet A.;Jones, Christopher S.;Limberakis, Chris;Loomis, Katherine;McPherson, Kirk;Murdande, Sharad;Nelson, Kendra L.;Phillion, Dennis;Pierce, Betsy S.;Song, Wei;Sugarman, Eliot;Tapley, Susan;Tu, Meihua;Zhao, Zhengrong [Journal of Medicinal Chemistry,2012,vol. 55,# 2,p. 935 - 942] Location in patent:supporting information; experimental part

1-(1-tert-butyl-4-hydroxy-1H-pyrazol-3-yl)ethanone

1197815-66-9
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1197815-65-8
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References