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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1049147Generated: October 30, 2026

Trifluoroacetic acid → 5-[3-(cyanomethyl)-3-[3-methyl-4-(1H-pyrazol-4-yl)pyrazol-1-yl]azetidin-1-yl]-N-propan-2-ylpyrazine-2-carboxamide;2,2,2-trifluoroacetic acid

https://huagongshe.com/reaction/1049147

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant1-Boc-4-bromopyrazoleHCID 45789723—
Reactant5-{3-(Cyanomethyl)-3-[3-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]azetidin-1-yl}-N-isopropylpyrazine-2-carboxamideHCID 131736001—
Product5-[3-(cyanomethyl)-3-[3-methyl-4-(1H-pyrazol-4-yl)pyrazol-1-yl]azetidin-1-yl]-N-propan-2-ylpyrazine-2-carboxamide;2,2,2-trifluoroacetic acidHCID 117697312—

Reaction Steps

This compound was prepared as TFA salt by using procedures analogous to those described for the synthesis of Example 4, Step 6 starting from tert-butyl 4-bromo-1H-pyrazole-1-carboxylate and 5-{3-(cyanomethyl)-3-[3-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]azetidin-1-yl}-N-isopropylpyrazine-2-carboxamide. LCMS calculated for C20H24N9O (M+1)+: m/z=406.2. Found: 406.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09382231B2
Source datasetuspto-grants-2016_07
ORD IDord-e802c0bfc5f941d499c19685a108a238
Source noteuspto-grants-2016_07