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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 58059Generated: October 29, 2026

Ethanolamine → 5-bromo-N-(2-hydroxyethyl)nicotinamide

https://huagongshe.com/reaction/58059

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolamineHCID 700—
ReactantDiisopropylethylamineHCID 81531—
Reactant5-Bromonicotinic acidHCID 88707—
ReactantMethanaminium, N-((dimethylamino)(3H-1,2,3-triazolo(4,5-b)pyridin-3-yloxy)methylene)-N-methyl-, hexafluorophosphate(1-) (1:1)HCID 9886157—
Solvent1,4-DioxaneHCID 31275—
Product5-bromo-N-(2-hydroxyethyl)nicotinamideHCID 23766528—

Reaction Steps

5-Bromonicotinic acid (0.020 g, 0.10 mmol), 2-aminoethanol (9.16 mg, 0.15 mmol), HATU (0.046 g, 0.12 mmol), DIPEA (0.052 g, 0.40 mmol), and dioxane (2 mL) were added to a 20 mL vial. The vial was sealed and placed on a heater/shaker for 3 days at 40° C. The reaction mixture, containing the title compound, was used without purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434743B2
Source datasetuspto-grants-2016_09
ORD IDord-3840cc9e65524acabad4942fd7de810b
Source noteuspto-grants-2016_09