N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide

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Chemical Name:N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide
CAS No.:1319137-32-0
Molecular Formula:C₂₁H₂₄FN₅O₃
Molecular Weight:413.452
Hs Code.:

Synonyms:N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide

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Chemical Property of N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide

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Technology Process of N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide

There total 6 articles about N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide 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: 74.0%

: N-(1-(cyclopropanecarbonyl)-1,4,5,6-tetrahydropyrrolo[3,4-c]pyrazol-3-yl)-4-fluorobenzamide dihydrochloride

: 111-36-4
n-butyl isocyanide

: 1319137-32-0
N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide

Guidance literature:: With N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; for 24h;
DOI:10.1016/j.bmcl.2012.08.117

Reference yield:

: 398495-65-3
3-amino-4,6-dihydro-pyrrolo[3,4-c]pyrazole-1,5-dicarboxylic acid 5-tert-butyl ester 1-ethyl ester

: 1319137-32-0
N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide

Guidance literature:: Multi-step reaction with 5 steps

1: N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 13 h / 0 - 20 °C

2: triethylamine / methanol / 20 °C

3: N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 20 °C

4: hydrogenchloride / dichloromethane / 0 - 5 °C

5: N-ethyl-N,N-diisopropylamine / dichloromethane / 24 h / 20 °C

With hydrogenchloride; triethylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/j.bmcl.2012.08.117

Reference yield:

: 1319136-65-6
tert-butyl 1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxylate

: 1319137-32-0
N-butyl-1-(cyclopropanecarbonyl)-3-(4-fluorobenzamido)pyrrolo[3,4-c]pyrazole-5(1H,4H,6H)-carboxamide

Guidance literature:: Multi-step reaction with 2 steps

1: hydrogenchloride / dichloromethane / 0 - 5 °C

2: N-ethyl-N,N-diisopropylamine / dichloromethane / 24 h / 20 °C

With hydrogenchloride; N-ethyl-N,N-diisopropylamine; In dichloromethane;
DOI:10.1016/j.bmcl.2012.08.117