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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 18052Generated: October 24, 2026

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

https://huagongshe.com/en/reaction/18052

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 numberUS07741328B2
Source datasetuspto-grants-2010_06
ORD IDord-699410693ba64de790256f5ae2554dde
Source noteuspto-grants-2010_06