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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1973520Generated: November 1, 2026

Carbon Dioxide → HCID 86734268, compound

https://huagongshe.com/reaction/1973520

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCarbon DioxideHCID 280—
ReactantDiphenylamineHCID 11487—
ReactantSodium hydrideHCID 24758—
ReactantHCID 178418361HCID 178418361—
SolventTetrahydrofuranHCID 8028—
ProductHCID 86734268HCID 8673426890%

Reaction Steps

A solution of 16.9 grams diphenylamine (0.1 mole) in 100 ml tetrahydrofuran was added, dropwise and with stirring, to a suspension of 4.2 grams sodium hydride (57% in mineral oil, washed with pentane) in 400 ml tetrahydrofuran. After the evolution of hydrogen had ceased, dry CO2 was passed through the solution for 30 minutes. Evaporation of the tetrahydrofuran afforded 21.2 grams (90%) of the sodium N, N-diphenylcarbamate, as a greyish solid, m.p. > 250° C. This compound had the following structure: ##STR6##

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03997597
Source datasetuspto-grants-1976_12
ORD IDord-6bc85cd5d0ab43938af93589a905d523
Source noteuspto-grants-1976_12