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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 524336Generated: October 25, 2026

4-Methylsulfonylbenzylamine hydrochloride → 5-Iodo-1-(2-methoxy-ethyl)-6-methyl-4-oxo-1,4-dihydro-pyridine-3-carboxylic acid (5-methanesulfonyl-pyridin-2-ylmethyl)-amide

https://huagongshe.com/reaction/524336

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Methylsulfonylbenzylamine hydrochlorideHCID 2729269—
ReactantMethanaminium, N-((1H-benzotriazol-1-yloxy)(dimethylamino)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 2733084—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant(5-(Methylsulfonyl)pyridin-2-yl)methanamineHCID 57354332—
Reactant5-Bromo-1-isopropyl-6-methyl-4-oxo-1,4-dihydropyridine-3-carboxylic acidHCID 86711577—
Reactant5-Iodo-1-(2-methoxy-ethyl)-6-methyl-4-oxo-1,4-dihydro-pyridine-3-carboxylic acidHCID 86711579—
Product5-Iodo-1-(2-methoxy-ethyl)-6-methyl-4-oxo-1,4-dihydro-pyridine-3-carboxylic acid (5-methanesulfonyl-pyridin-2-ylmethyl)-amideHCID 86711587—

Reaction Steps

Preparation 22 is prepared following the procedure for preparation 5, substituting preparation 3c with preparation 13b, 4-methylsulfonylbenzylamine hydrochloride with C-(5-methanesulfonyl-pyridin-2-yl)-methylamine and HBTU with TBTU. ESI mass spectrum: [M+H]+=506; Retention time HPLC: 0.90 min (Z003_003).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09340507B2
Source datasetuspto-grants-2016_05
ORD IDord-7eb9f60514894f70aab724f1704a2a2d
Source noteuspto-grants-2016_05