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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1825878Generated: October 31, 2026

L-Tyrosine 1,1-dimethylethyl ester → HCID 178467516, compound

https://huagongshe.com/reaction/1825878

Reaction equation

Participants

RoleNameHCIDCharge
ReactantL-Tyrosine 1,1-dimethylethyl esterHCID 6950582—
Reactant3,4-Diethoxy-1,2,5-thiadiazole-1,1-dioxideHCID 11217995—
SolventEthanolHCID 702—
ProductHCID 178467516HCID 178467516—

Reaction Steps

A solution of 3,4-diethyloxy-1,1-dioxo-1,2,5-thiadiazole (400 mg, 1.94 mmol)and L-tyrosine t-butyl ester (1.25 g, 5.2 mmol) in ethanol (25 mL) was stirred at room temperature overnight. Solvent was removed under reduced pressure and the product used in further transformations without further purification (Yield 790 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07049306B2
Source datasetuspto-grants-2006_05
ORD IDord-343cef9aa5bd4fe9be59bebf3eb14e9f
Source noteuspto-grants-2006_05