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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2175592Generated: October 31, 2026

Methyl chloroformate → HCID 68003946, compound

https://huagongshe.com/reaction/2175592

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl chloroformateHCID 6586—
Reactant1-1,4-Dioxaspiro[4.5]decan-8-ylpropan-1-amine hydrochlorideHCID 68003786—
SolventDichloromethaneHCID 6344—
ProductHCID 68003946HCID 68003946—

Reaction Conditions

Temperature0 °C

Reaction Steps

Into a 50 mL round-bottom flask was placed a solution of 1-1,4-dioxaspiro[4.5]decan-8-ylpropan-1-amine hydrochloride (as prepared in the previous step, 50 mg, 0.21 mmol, 1.00 equiv) in dichloromethane (10 mL) and TEA (42.8 mg, 0.42 mmol, 2.00 equiv). This was followed by the addition of methyl carbonochloridate (23.9 mg, 0.25 mmol, 1.20 equiv) dropwise with stirring at 0° C. The resulting solution was stirred overnight at room temperature. The reaction was then quenched by the addition of 20 mL of water. The resulting solution was extracted with 2×20 mL of dichloromethane. The organic layers were combined, dried over anhydrous sodium sulfate and concentrated under vacuum to give the title compound as a yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09062048B2
Source datasetuspto-grants-2015_06
ORD IDord-973a8209ba854836a9c5bce449419485
Source noteuspto-grants-2015_06