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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 501539Generated: October 26, 2026

(7R,7aS)-4-(7-Hydroxy-1,3-dioxotetrahydropyrrolo[1,2-c]imidazol-2-yl)-5,6,7,8-tetrahydronaphthalene-1-carbonitrile → (7R,7aS)-4-(7-Hydroxy-1,3-dioxotetrahydro-pyrrolo[1,2-c]imidazol-2-yl)-2-methylbenzoxazole-7-carbonitrile

https://huagongshe.com/reaction/501539

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(7R,7aS)-4-(7-Hydroxy-1,3-dioxotetrahydropyrrolo[1,2-c]imidazol-2-yl)-5,6,7,8-tetrahydronaphthalene-1-carbonitrileHCID 9904811—
Reactant4-Amino-7-cyano-2-methylbenzoxazoleHCID 21874910—
Reactant4-Isocyanato-5,6,7,8-tetrahydronaphthalene-1-carbonitrileHCID 59754304—
Product(7R,7aS)-4-(7-Hydroxy-1,3-dioxotetrahydro-pyrrolo[1,2-c]imidazol-2-yl)-2-methylbenzoxazole-7-carbonitrileHCID 59754247—

Reaction Steps

The title compound was prepared from 11C by procedures analogous to those described in Example 2 (2E to 2F) to give the product as a white foam. HPLC: 99% pure at 10.55 min (retention time) (CHIRALPAK® OD column 4.6×250 mm; 25% isopropanol in hexane over 30 min, 1 ml/min, monitoring at 220 nm); MS (ES) m/z 313 [M+1]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07772267B2
Source datasetuspto-grants-2010_08
ORD IDord-6a22646ec98045e090079727075c70a7
Source noteuspto-grants-2010_08