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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1242835Generated: October 30, 2026

L-Tyrosine 1,1-dimethylethyl ester → HCID 57013426, compound

https://huagongshe.com/reaction/1242835

Reaction equation

Participants

RoleNameHCIDCharge
ReactantL-Tyrosine 1,1-dimethylethyl esterHCID 6950582—
ReactantHCID 178418361HCID 178418361—
CatalystRhodiumHCID 23948—
SolventMethanolHCID 887—
ProductHCID 57013426HCID 57013426—

Reaction Steps

L-Tyrosine tert-butyl ester (0.6 g) was hydrogenated in MeOH, with 10% Rh/Al2O3 under 50 psi of hydrogen at room temperature for 2 days. The reaction mixture was filtered through Celite and the solvent evaporated under reduced pressure to afford the title intermediate as a foam.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07115768B2
Source datasetuspto-grants-2006_10
ORD IDord-c2c93fa9675a4930966c7b4a05657b49
Source noteuspto-grants-2006_10