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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1605940Generated: October 30, 2026

Ethyl isocyanate → N-ethyl-8-methyl-3,8-diazabicyclo[3.2.1]octane-3-carboxamide

https://huagongshe.com/reaction/1605940

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl isocyanateHCID 8022—
ReactantN,N-diethyl-8-methyl-3,8-diazabicyclo[3.2.1]octane-3-carboxamideHCID 423352—
Reactant8-Methyl-3,8-diazabicyclo(3.2.1)octane dihydrochlorideHCID 22120189—
ProductN-ethyl-8-methyl-3,8-diazabicyclo[3.2.1]octane-3-carboxamideHCID 42335179%

Reaction Steps

8-Methyl-3,8-diazabicyclo[3.2.1]octane dihydrochloride (2.5 g, 0.0126 mole), prepared as described in Example 1, was reacted with 2.0 ml (0.0253 mole) ethyl isocyanate according to the procedure described above for 3-(N,N-diethylcarbamyl)-8-methyl-3,8-diazabicyclo[3.2.1]octane in Example 1. A white monohydrochloride, melting point 246°-250° C (dec.) was obtained in 79% yield: 2.33 g.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03951980
Source datasetuspto-grants-1976_04
ORD IDord-c968453acb8a4c0bb8511e4b7744a698
Source noteuspto-grants-1976_04