Formaldehyde → 1-[2-(4-fluorophenyl)ethyl]-N-[(4-fluorophenyl)methyl]-4-hydroxy-N-methyl-5-oxo-2H-pyrrole-3-carboxamide

HRID 2214506Notes

Reaction equation

HRID 2214506 reaction equation
COC(=O)C(O)=CC(=O)N(CC1C=CC(F)=CC=1)C.C=O.[F:22][C:23]1[CH:28]=[CH:27][C:26]([CH2:29][CH2:30][NH2:31])=[CH:25][CH:24]=1.[F:32][C:33]1[CH:51]=[CH:50][C:36]([CH2:37][N:38]([CH3:49])[C:39]([C:41]2[CH2:42]N(C)[C:44](=[O:47])[C:45]=2[OH:46])=[O:40])=[CH:35][CH:34]=1>>[F:32][C:33]1[CH:51]=[CH:50][C:36]([CH2:37][N:38]([CH3:49])[C:39]([C:41]2[CH2:42][N:31]([CH2:30][CH2:29][C:26]3[CH:27]=[CH:28][C:23]([F:22])=[CH:24][CH:25]=3)[C:44](=[O:47])[C:45]=2[OH:46])=[O:40])=[CH:35][CH:34]=1

Participants

5

Reactant 4

HCID 712FormaldehydeHCID 4653p-FluorophenethylamineHCID 54698182N-[(4-fluorophenyl)methyl]-4-hydroxy-N,1-dimethyl-5-oxo-2H-pyrrole-3-carboxamideHCID 696556793-[(4-Fluoro-benzyl)-methyl-carbamoyl]-2-hydroxy-acrylic acid methyl ester

Product 1

HCID 546981901-[2-(4-fluorophenyl)ethyl]-N-[(4-fluorophenyl)methyl]-4-hydroxy-N-methyl-5-oxo-2H-pyrrole-3-carboxamide

Procedure

3-[(4-Fluoro-benzyl)-methyl-carbamoyl]-2-hydroxy-acrylic acid methyl ester (Compound 1-D) was treated with paraformaldehyde and 2-(4-fluoro-phenyl)-ethylamine as described in the preparation of Compound 1. (HRMS (M−H) calcd for C21H19F2N2O3: 385.1364. found: 385.1377. 1H NMR (500 MHz, CDCl3) δ: 2.90 (t, 2, J=7), 2.95 (s, 3), 3.71 (t, 2, J=7), 3.95 (s, 2), 4.57 (s, 2), 6.95–7.26 (overlapping m, 8). 13C NMR (125 MHz, CDCl3) δ: 33.74, 34.48, 44.70, 49.41, 51.47, 108.82, 115.49, 115.66, 115.71, 115.77, 115.89, 129.22, 129.27, 130.04, 130.10, 131.97, 133.72, 153.60, 160.81, 161.42, 162.76, 163.38, 164.71, 166.21.

Sources & evidence

ORD record
ord-ce21a97f357b4f37af888f7bd1a24f7a
Source dataset
uspto-grants-2006_09
Patent number
US07109186B2

Reaction notes

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