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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 335773Generated: October 29, 2026

(R)-2'-bromo-7'-(neopentyloxy)-5H-spiro[oxazole-4,9'-xanthen]-2-amine → (S)-2'-(neopentyloxy)-5H-spiro[oxazole-4,9'-xanthen]-2-amine

https://huagongshe.com/reaction/335773

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(R)-2'-bromo-7'-(neopentyloxy)-5H-spiro[oxazole-4,9'-xanthen]-2-amineHCID 58466128—
CatalystPalladiumHCID 23938—
SolventEthanolHCID 702—
Product(S)-2'-(neopentyloxy)-5H-spiro[oxazole-4,9'-xanthen]-2-amineHCID 58466214—

Reaction Steps

A mixture of (R)-2′-bromo-7′-(neopentyloxy)-5H-spiro[oxazole-4,9′-xanthen]-2-amine (0.0500 g, 0.120 mmol), ethanol (2 mL), and palladium 10% on activated carbon (0.013 g, 0.012 mmol) was stirred under 1 atm of H2 gas overnight. The catalyst was filtered through celite and the filtrate was concentrated in vacuo to provide (S)-2′-(neopentyloxy)-5H-spiro[oxazole-4,9′-xanthen]-2-amine as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08883782B2
Source datasetuspto-grants-2014_11
ORD IDord-c08d470b2438478183becacad6bc55c1
Source noteuspto-grants-2014_11