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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2056238Generated: November 2, 2026

1,4-Dioxane → HCID 69200775, compound

https://huagongshe.com/reaction/2056238

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-DioxaneHCID 31275—
Reactant9-Fluorenylmethyl chloroformateHCID 34367—
ReactantHCID 69433043HCID 69433043—
SolventWaterHCID 962—
SolventSodium CarbonateHCID 10340—
ProductHCID 69200775HCID 69200775—

Reaction Steps

(S)-2-amino-3-furylpropionic acid trifluroacetic acid salt (0.47 g) was dissolved in 30 mL of 10% Na2CO3 and 5 mL of dioxane and was cooled to 0 C. A solution of FMOC-Cl (0.53 g) in 10 mL was added dropwise. The mixture was then stirred for 15 min. at 0 C. and 2 hr at room temperature. The mixture was diluted with H2O, extracted with diethyl ether, and acidified with citric acid. The mixture was filtered and washed with H2O until neutral. The solid was then dissolved in ethylacetate, dried over Na2SO4, concentrated in vacuo to give the product as a white foam.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07335516B2
Source datasetuspto-grants-2008_02
ORD IDord-ce53eb347d2b4c1e93ab802172b74d71
Source noteuspto-grants-2008_02