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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1400238Generated: November 2, 2026

Diisopropylethylamine → N-(4-amino-3-hydroxy-4-oxo-1-phenylbutan-2-yl)-2-(benzo[d]oxazol-2-yl)nicotinamide

https://huagongshe.com/reaction/1400238

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant3-Amino-2-hydroxy-4-phenylbutanamideHCID 13882355—
Reactant2-(Benzo[d]oxazol-2-yl)nicotinic acidHCID 67540532—
ProductN-(4-amino-3-hydroxy-4-oxo-1-phenylbutan-2-yl)-2-(benzo[d]oxazol-2-yl)nicotinamideHCID 6754044885.9%

Reaction Steps

Coupling of 2-(benzo[d]oxazol-2-yl)nicotinic acid (190 mg, 0.791 mmol) and 3-amino-2-hydroxy-4-phenylbutanamide (169 mg, 0.780 mmol) was performed by analogy to the method described for example 1.2 using DIPEA instead of triethylamine. The reaction yielded 279 mg of the title compound; ESI-MS [M+H+]=417.1.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08906941B2
Source datasetuspto-grants-2014_12
ORD IDord-c2568ba881e84bd0b0f0c5755b7caae1
Source noteuspto-grants-2014_12