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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 883255Generated: October 28, 2026

Tetramethyl orthocarbonate → HCID 23725612, compound

https://huagongshe.com/reaction/883255

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetramethyl orthocarbonateHCID 74613—
ReactantN-[2-(6-Amino-7-hydroxy-2,3-dihydro-1H-inden-1-yl)ethyl]acetamide HydrochlorideHCID 67354374—
SolventTetrahydrofuranHCID 8028—
SolventEthyl AcetateHCID 8857—
SolventSodium BicarbonateHCID 516892—
ProductHCID 23725612HCID 2372561258%

Reaction Steps

N-[2-(6-Amino-7-hydroxy-2,3-dihydro-1H-inden-1-yl)ethyl]acetamide hydrochloride (100 mg, 0.369 mmol) and tetramethoxymethane (151 mg, 1.11 mmol) were heated under reflux in tetrahydrofuran (3.7 mL) for 2 hr. The reaction solution was diluted with ethyl acetate and saturated aqueous sodium hydrogencarbonate solution, washed with saturated brine and dried over anhydrous sodium sulfate. The solvent was evaporated under reduced pressure, and the residue was purified by silica gel column chromatography (ethyl acetate/methanol=100/0→95/5) to give the title compound (58.4 mg, yield 58%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08236837B2
Source datasetuspto-grants-2012_08
ORD IDord-48a7ade371a049cd9b0165b8ec84cb8b
Source noteuspto-grants-2012_08