Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 526877Generated: October 25, 2026

Lithium Hydroxide → (S)-2-(5-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-5-fluoro-N-(1-(2,2,2-trifluoroethyl)piperidin-3-yl)pyrimidin-4-amine

https://huagongshe.com/reaction/526877

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
Reactant2-[5-chloro-1-(p-tolylsulfonyl)pyrrolo[2,3-b]pyridin-3-yl]-5-fluoro-N-[(3S)-1-(2,2,2-trifluoroethyl)-3-piperidyl]pyrimidin-4-amineHCID 67285830—
SolventTetrahydrofuranHCID 8028—
SolventSodium chloride; waterHCID 57417360—
Product(S)-2-(5-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)-5-fluoro-N-(1-(2,2,2-trifluoroethyl)piperidin-3-yl)pyrimidin-4-amineHCID 68008097—

Reaction Conditions

Temperature120 °C

Reaction Steps

To a solution of 2-[5-chloro-1-(p-tolylsulfonyl)pyrrolo[2,3-b]pyridin-3-yl]-5-fluoro-N-[(3S)-1-(2,2,2-trifluoroethyl)-3-piperidyl]pyrimidin-4-amine, 3a, (0.10 g, 0.18 mmol) in THF was added 1M LiOH (0.90 mL, 0.90 mmol) solution. The reaction mixture was heated in microwave at 120° C. for 10 minutes. The reaction mixture was diluted with brine, extracted with EtOAc, then with 20% isopropanol/CH2Cl2. The combined organic phases were dried (MgSO4), filtered and concentrated in vacuo. The resulting residue was purified via silica gel chromatography (0-10% MeOH:CH2Cl2) to afford the desired product, 1339, as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09345708B2
Source datasetuspto-grants-2016_05
ORD IDord-328d3413979f404ea3f492524fe6a69e
Source noteuspto-grants-2016_05