6-(Benzene sulfonyl amino-methyl)-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid → 6-[(4-Chloro-benzenesulfonylamino)-methyl]-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid methylamide

HRID 1846901Notes

Reaction equation

HRID 1846901 reaction equation
[CH3:1][NH:2][C:3]([C:5]1[N:6]([CH3:32])[C:7]([CH2:20][NH:21][S:22]([C:25]2[CH:30]=[CH:29][C:28]([Cl:31])=[CH:27][CH:26]=2)(=[O:24])=[O:23])=[CH:8][C:9](=[O:19])[C:10]=1[O:11]CC1C=CC=CC=1)=[O:4].C1(S(C(N)C2N(C)C(C(O)=O)=C(O)C(=O)C=2)(=O)=O)C=CC=CC=1>>[CH3:1][NH:2][C:3]([C:5]1[N:6]([CH3:32])[C:7]([CH2:20][NH:21][S:22]([C:25]2[CH:26]=[CH:27][C:28]([Cl:31])=[CH:29][CH:30]=2)(=[O:23])=[O:24])=[CH:8][C:9](=[O:19])[C:10]=1[OH:11])=[O:4]

Participants

3

Reactant 2

HCID 867256976-(Benzene sulfonyl amino-methyl)-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acidHCID 867257573-Benzyloxy-6-[(4-chloro-benzenesulfonylamino)-methyl]-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid methylamide

Product 1

HCID 867257586-[(4-Chloro-benzenesulfonylamino)-methyl]-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid methylamideYield 66.1%

Procedure

6-[(4-Chloro-benzenesulfonylamino)-methyl]-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid methylamide (16-07) (375.0 mg, 65.95%, purified by Prep-HPLC) was synthesized as a light pink solid from 3-benzyloxy-6-[(4-chloro-benzenesulfonylamino)-methyl]-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid methylamide (15-07) (700.0 mg, 1.47 mmol) following the procedure described for 6-(benzene sulfonyl amino-methyl)-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid (14-01).

Sources & evidence

ORD record
ord-39c6d2f7b9c1406bb441e129f3a5a312
Source dataset
uspto-grants-2015_02
Patent number
US08952039B2

Reaction notes

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