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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 601853Generated: October 31, 2026

Lithium Hydroxide → HCID 59180094, compound

https://huagongshe.com/reaction/601853

Reaction equation

Participants

RoleNameHCIDCharge
ReactantLithium HydroxideHCID 3939—
ReactantHCID 59180180HCID 59180180—
SolventMethanolHCID 887—
ProductHCID 59180094HCID 59180094—

Reaction Steps

The title compound was synthesized from methyl 4-(4-fluoro-2-methylbenzyl)-1,4,5,6-tetrahydrocyclopenta[b]pyrrole-2-carboxylate and lithium hydroxide (0.92 mL, 44.2 mg, 1.85 mmol, 5.6 equiv) according to General Procedure 7. Methanol (5 mL) was used to solubilize the starting material. The resulting product was purified by silica-gel chromatography, eluting with a gradient of 0-40% EtOAc/heptane to afford to title compound. 44.9 mg. 1H NMR (400 MHz, ACETONITRILE-d3) δ ppm 2.02-2.13 (m, J=12.81, 8.71, 5.64, 5.64 Hz, 1H) 2.26 (s, 3H) 2.46-2.58 (m, 1H) 2.59-2.70 (m, 1H) 2.70-2.81 (m, 3H) 3.23 (dd, J=7.47, 5.42 Hz, 1H) 6.21 (d, J=1.85 Hz, 1H) 6.87 (td, J=8.61, 2.78 Hz, 2H) 7.16 (dd, J=8.35, 6.20 Hz, 1H) 9.62 (br. s, 1H); 19F NMR (400 MHz, ACETONITRILE-d3) δ ppm −120.19 (s, 1F); LCMS-MS (ESI−) 272.31 (M−1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07902252B2
Source datasetuspto-grants-2011_03
ORD IDord-2cf710eef4ee4dedabf808c3d72125de
Source noteuspto-grants-2011_03