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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 3294Generated: October 25, 2026

Hydrochloric Acid → HCID 18934779, compound

https://huagongshe.com/reaction/3294

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant7a-(2,6-Difluoro-3-pyridinyl)-hexahydro-1h-pyrrolizineHCID 18934743—
SolventDiethyl EtherHCID 3283—
ProductHCID 18934779HCID 1893477968%

Reaction Steps

A solution of Et2O saturated with HCl (g) was added to 7a-(2,6-difluoro-3-pyridinyl)-hexahydro-1H-pyrrolizine (from step 10a, 174 mg, 0.8 mmol) in Et2O (10 mL). The slurry was filtered, and the filter cake was washed with Et2O to afford a white solid (138 mg, 68%). mp 205°-206° C. MS (CI/NH3) m/e: 225 (M+H)+. 1H NMR D2O, 300 MHz) δ2.08-2.21 (m, 2H), 2.26-2.40 (m, 4H), 2.64-2.73 (m, 2H), 3.31-3.40 (m, 2H), 3.82-3.90 (m, 2H), 7.14 (dd, J=8.5, 2.7 Hz, 1H), 8.22-8.30 (m, 1H). Anal. Calcd for C12H15 ClF2N2 : C, 54.92; H, 5.70; N, 10.52. Found: C, 55.28; H, 5.80; N, 10.74

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05733912
Source datasetuspto-grants-1998_03
ORD IDord-c055acb214344a499e3a8c789597d987
Source noteuspto-grants-1998_03