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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1898217Generated: November 1, 2026

2-Fluoro-N-methylaniline → 3-(4-Tert-butyl-benzenesulfonylamino)-5-chloro-pyridine-2-carboxylic acid (2-fluoro-phenyl)-methyl-amide

https://huagongshe.com/reaction/1898217

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Fluoro-N-methylanilineHCID 2759010—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Reactant3-(4-tert-Butyl-benzenesulfonylamino)-5-chloro-pyridine-2-carboxylic acidHCID 57942326—
SolventN-methyl-2-pyrrolidoneHCID 13387—
Product3-(4-Tert-butyl-benzenesulfonylamino)-5-chloro-pyridine-2-carboxylic acid (2-fluoro-phenyl)-methyl-amideHCID 57942551—

Reaction Conditions

Temperature60 °C

Reaction Steps

3-(4-tert-Butyl-benzenesulfonylamino)-5-chloro-pyridine-2-carboxylic acid (75 mg, 0.20 mmol), (2-fluoro-phenyl)-methyl-amine (23 mg, 0.61 mmol), HATU (193 mg, 0.51 mmol), TEA (114 μL, 0.81 mmol) and 0.5 mL NMP were combined in a 4 mL vial and stirred overnight at 60° C. HPLC purification (10 to 95% gradient of MeCN-water) provided 3-(4-tert-butyl-benzenesulfonylamino)-5-chloro-pyridine-2-carboxylic acid (2-fluoro-phenyl)-methyl-amide: 1H NMR (400 MHz, CDCl3) 9.98 (s, 1H), 8.01 (s, 1H), 7.82 (d, 2H), 7.63 (s, 1H), 7.51 (d, 2H), 7.13 (m, 1H), 6.92 (t, 1H), 6.84 (t, 1H), 6.37 (m, 1H), 3.38 (t, 3H), 1.26 (s, 9H); MS m/z 476.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08519135B2
Source datasetuspto-grants-2013_08
ORD IDord-e9f437f4aa024940be7a0a770c928b54
Source noteuspto-grants-2013_08