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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2214503Generated: October 31, 2026

Formaldehyde → HCID 54698187, compound

https://huagongshe.com/reaction/2214503

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFormaldehydeHCID 712—
Reactant2,4-DichlorophenethylamineHCID 142938—
ReactantN-[(4-fluorophenyl)methyl]-4-hydroxy-N,1-dimethyl-5-oxo-2H-pyrrole-3-carboxamideHCID 54698182—
Reactant3-[(4-Fluoro-benzyl)-methyl-carbamoyl]-2-hydroxy-acrylic acid methyl esterHCID 69655679—
ProductHCID 54698187HCID 54698187—

Reaction Steps

3-[(4-Fluoro-benzyl)-methyl-carbamoyl]-2-hydroxy-acrylic acid methyl ester (Compound 1-D) was treated with paraformaldehyde and 2-(2,4-dichloro-phenyl)-ethylamine as described in the preparation of Compound 1. 1H NMR (500 MHz, CDCl3) δ: 2.99 (s, 3), 3.03 (t, 2, J=7), 3.74 (t, J=7), 4.06 (s, 2), 4.60 (s, 2), 7.03–7.37 (overlapping m, 7). 13C NMR (125 MHz, CDCl3) δ: 31.76, 34.67, 42.95, 49.48, 51.61, 109.74, 115.76, 115.93, 127.53, 129.27, 129.32, 129.53, 131.63, 131.78, 131.80, 133.57, 134.14, 134.65, 152.19, 161.44, 163.40, 165.24, 165.98.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07109186B2
Source datasetuspto-grants-2006_09
ORD IDord-17668245409b4c2e9f3a03b0e9324033
Source noteuspto-grants-2006_09