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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 857810Generated: November 3, 2026

1,4-Dioxane → HCID 69200775, compound

https://huagongshe.com/reaction/857810

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 numberUS07147858B2
Source datasetuspto-grants-2006_12
ORD IDord-8918e36623354f128edfb971013410cc
Source noteuspto-grants-2006_12