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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1061238Generated: November 3, 2026

N-[5-(2-amino-1-hydroxyethyl)-2-hydroxyphenyl]methanesulphonamide → N-[5-(2-{1-[4-(2,4-Dioxo-thiazolidin-5-ylidenemethyl)-2-fluoro-phenyl]-piperidin-4-ylamino}-1-hydroxy-ethyl)-2-hydroxy-phenyl]-methanesulfonamide

https://huagongshe.com/reaction/1061238

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-[5-(2-amino-1-hydroxyethyl)-2-hydroxyphenyl]methanesulphonamideHCID 9837752—
Reactant5-[3-Fluoro-4-(4-oxo-piperidin-1-yl)-benzylidene]-thiazolidine-2,4-dioneHCID 73876720—
ProductN-[5-(2-{1-[4-(2,4-Dioxo-thiazolidin-5-ylidenemethyl)-2-fluoro-phenyl]-piperidin-4-ylamino}-1-hydroxy-ethyl)-2-hydroxy-phenyl]-methanesulfonamideHCID 85327344—

Reaction Steps

The title compound was prepared from N-[5-(2-amino-1-hydroxy-ethyl)-2-hydroxy-phenyl]-methanesulfonamide (which was obtained in Example 9) and 5-[3-fluoro-4-(4-oxo-piperidine-1-yl)-benzylidene]-thiazolidine-2,4-dione (which was obtained in Example 62) according to the procedure of Example 63 as a yellow solid; mp >225° C.; 1H NMR (300 MHz, DMSO-d6) δ 1.62-1.71 (m, 2H), 2.03-2.12 (m, 2H), 2.70-2.83 (m, 3H), 2.95 (s, 3H), 3.12-3.33 (m, 2H), 3.49-3.52 (m, 2H), 4.72-4.75 (m, 1H), 5.96 (brs, 1H), 6.89 (d, J=8.1 Hz, 1H), 7.05-7.13 (m, 3H), 7.25-7.38 (m, 3H), 8.70 (brs, 1H), 9.8 (brs, 1H); MS (ES) m/z: 551.0 (MH+); HRMS for C24H27FN4O6S2 (MH+): 551.1434. Found: 551.1438.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06525202B2
Source datasetuspto-grants-2003_02
ORD IDord-2dd71ebd16cb41978cb38248162df863
Source noteuspto-grants-2003_02