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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1846912Generated: November 2, 2026

6-(Benzene sulfonyl amino-methyl)-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acid → 3-Hydroxy-1-methyl-4-oxo-6-[(toluene-4-sulfonylamino)-methyl]-1,4-dihydro-pyridine-2-carboxylic acid isopropylamide

https://huagongshe.com/reaction/1846912

Reaction equation

Participants

RoleNameHCIDCharge
Reactant6-(Benzene sulfonyl amino-methyl)-3-hydroxy-1-methyl-4-oxo-1,4-dihydro-pyridine-2-carboxylic acidHCID 86725697—
Reactant3-Benzyloxy-1-methyl-4-oxo-6-[(toluene-4-sulfonylamino)-methyl]-1,4-dihydro-pyridine-2-carboxylic acid isopropylamideHCID 86725769—
Product3-Hydroxy-1-methyl-4-oxo-6-[(toluene-4-sulfonylamino)-methyl]-1,4-dihydro-pyridine-2-carboxylic acid isopropylamideHCID 8672577083.3%

Reaction Steps

3-Hydroxy-1-methyl-4-oxo-6-[(toluene-4-sulfonylamino)-methyl]-1,4-dihydro-pyridine-2-carboxylic acid isopropylamide (18-06) (190.0 mg, 83.3%, purified by Prep-HPLC) was synthesized as an off white solid from 3-benzyloxy-1-methyl-4-oxo-6-[(toluene-4-sulfonylamino)-methyl]-1,4-dihydro-pyridine-2-carboxylic acid isopropylamide (17-06) (280.0 mg, 0.58 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).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08952039B2
Source datasetuspto-grants-2015_02
ORD IDord-a734f830df724feca72fca42734c6941
Source noteuspto-grants-2015_02