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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 575138Generated: October 30, 2026

(R)-2-(5-methylisoxazol-3-yl)but-3-yn-2-ol → 10-[(3R)-3-hydroxy-3-(5-methylisoxazol-3-yl)but-1-ynyl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2-carboxamide

https://huagongshe.com/reaction/575138

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-2-(5-methylisoxazol-3-yl)but-3-yn-2-olHCID 58221468—
Reactant10-Bromo-5,6-dihydrobenzo[f]imidazo[1,2-d][1,4]oxazepine-2-carboxamideHCID 68312883—
Product10-[(3R)-3-hydroxy-3-(5-methylisoxazol-3-yl)but-1-ynyl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2-carboxamideHCID 86693162—

Reaction Steps

10-Bromo-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2-carboxamide (50 mg) was reacted with (2R)-2-(5-methylisoxazol-3-yl)but-3-yn-2-ol similar to as described in Procedure G to afford 5.7 mg of 10-[(3R)-3-hydroxy-3-(5-methylisoxazol-3-yl)but-1-ynyl]-5,6-dihydroimidazo[1,2-d][1,4]benzoxazepine-2-carboxamide following reverse phase hplc purification. MS (Q1) 379 (M)+. 1H NMR (400 MHz, DMSO) δ 8.53 (d, J=2.2 Hz, 1H), 7.79 (s, 1H), 7.53 (s, 1H), 7.33 (dd, J=8.5, 2.2 Hz, 1H), 7.12 (s, 1H), 7.03 (d, J=8.5 Hz, 1H), 6.50 (d, J=18.3 Hz, 1H), 6.35 (s, 1H), 4.49 (s, 4H), 2.39 (d, J=11.3 Hz, 3H), 1.80 (s, 3H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09034866B2
Source datasetuspto-grants-2015_05
ORD IDord-d561282cee0e443d8d3dfdf409ea6823
Source noteuspto-grants-2015_05