6-(Benzene sulfonyl amino-methyl)-3-benzyloxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid → 3-Benzyloxy-6-[(2-chloro-benzenesulfonylamino)-methyl]-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid

HRID 1846854Notes

Reaction equation

HRID 1846854 reaction equation
[CH2:1]([O:8][C:9]1[C:14](=[O:15])[CH:13]=[C:12]([CH2:16][NH:17][S:18]([C:21]2[CH:26]=[CH:25][CH:24]=[CH:23][C:22]=2[Cl:27])(=[O:20])=[O:19])O[C:10]=1[C:28]([OH:30])=[O:29])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.C1(S(C(N)C2[N:46](C)[C:45](C(O)=O)=C(OCC3C=CC=CC=3)C(=O)C=2)(=O)=O)C=CC=CC=1>>[CH2:1]([O:8][C:9]1[C:14](=[O:15])[CH:13]=[C:12]([CH2:16][NH:17][S:18]([C:21]2[CH:26]=[CH:25][CH:24]=[CH:23][C:22]=2[Cl:27])(=[O:20])=[O:19])[N:46]([CH3:45])[C:10]=1[C:28]([OH:30])=[O:29])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1

Participants

3

Procedure

3-Benzyloxy-6-[(2-chloro-benzenesulfonylamino)-methyl]-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid (13-03) (1.7 g, 77.6%) was synthesized as a white solid from 3-benzyloxy-6-[(2-chloro-benzenesulfonylamino)-methyl]-4-oxo-4H-pyran-2-carboxylic acid (12-03) (2.0 g, 4.45 mmol) following the procedure described for 6-(benzenesulfonylamino-methyl)-3-benzyloxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid (13-01).

Sources & evidence

ORD record
ord-3ef796734d464e16bacc81026f6d8386
Source dataset
uspto-grants-2015_02
Patent number
US08952039B2

Reaction notes

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