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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1991349Generated: October 29, 2026

1,1'-Carbonyldiimidazole → methyl(5R)-3-(4-fluoro-3-isopropyl-2-oxo-2,3-dihydro-6-benzoxazolyl)-2-oxo-5-oxazolidinecarboxylate

https://huagongshe.com/reaction/1991349

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
Reactantmethyl (2R)-3-[(4-fluoro-3-isopropyl-2-oxo-2,3-dihydro-6-benzoxazolyl)amino]-2-hydroxypropanoateHCID 86610082—
Productmethyl(5R)-3-(4-fluoro-3-isopropyl-2-oxo-2,3-dihydro-6-benzoxazolyl)-2-oxo-5-oxazolidinecarboxylateHCID 68492587—

Reaction Steps

Prepared from methyl (2R)-3-[(4-fluoro-3-isopropyl-2-oxo-2,3-dihydro-6-benzoxazolyl)amino]-2-hydroxypropanoate (Step 3, 0.908 g, 2.91 mmol) and 1,1′-carbonyldiimidazole (0.471 g, 2.91 mmol) according to the method of EXAMPLE 86, Step 9 (0.90 g, 92%); MS for C15H15FN2O6 m/z 339 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07645781B2
Source datasetuspto-grants-2010_01
ORD IDord-ee3fe2b9d06a4603ae7eb7f3cd418a5f
Source noteuspto-grants-2010_01