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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1779996Generated: November 1, 2026

Benzyl chloroformate → HCID 22872576, compound

https://huagongshe.com/reaction/1779996

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl chloroformateHCID 10387—
ReactantPotassium BicarbonateHCID 516893—
ReactantHCID 22872574HCID 22872574—
SolventWaterHCID 962—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 22872576HCID 2287257688.7%

Reaction Steps

Separate solutions of 2(R),3(S),7-trimethyl-1-amino-6-octene (0.87 g, 5.2 mmol) in 8 mL of dioxane, and benzyl chloroformate (0.86 mL, ~6 mmol) in 8 mL of dioxane were added dropwise simultaneously to a stirred solution of 1.05 g (10.5 mmol) of potassium hydrogen carbonate in 20 mL of water at 0° C. After the additions, the mixture was stirred 8 hrs at room temperature. Most of the volatile solvents were removed in vacuo. The remaining reaction mixture was extracted with ethyl acetate. The combined organic phases were dried over anhydrous magnesium sulfate. Solvent removal gave the crude product which was purified on silica gel using 10% ethyl acetate in hexane as solvent to give 1.4 g of the desired carbamate as a colorless oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05629322
Source datasetuspto-grants-1997_05
ORD IDord-a11c6044ff444d80b4184bd01493c194
Source noteuspto-grants-1997_05