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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1958732Generated: October 30, 2026

Methyl iodide → (R)-4-(benzyloxy)-N,N,N-trimethyl-2-(5-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)thiophene-2-sulfonamido)-4-oxobutan-1-aminium iodide

https://huagongshe.com/reaction/1958732

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl iodideHCID 6328—
Reactant(R)-benzyl 4-(dimethylamino)-3-(5-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)thiophene-2-sulfonamido)butanoateHCID 86641225—
SolventDichloromethaneHCID 6344—
Product(R)-4-(benzyloxy)-N,N,N-trimethyl-2-(5-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)thiophene-2-sulfonamido)-4-oxobutan-1-aminium iodideHCID 68743143—

Reaction Steps

To a solution of (R)-benzyl 4-(dimethylamino)-3-(5-(1-methyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)thiophene-2-sulfonamido)butanoate in CH2Cl2 (2 mL) was added methyl iodide (100 μL). The reaction was stirred overnight and concentrated to dryness to give the title compound in quantitative yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08410150B2
Source datasetuspto-grants-2013_04
ORD IDord-ab34abded5c044b085aae640977e374f
Source noteuspto-grants-2013_04