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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 373800Generated: November 2, 2026

Hydrochloric Acid → N-Nitrosodicyclohexylamine

https://huagongshe.com/reaction/373800

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDicyclohexylamineHCID 7582—
ReactantSodium NitriteHCID 23668193—
SolventWaterHCID 962—
ProductN-NitrosodicyclohexylamineHCID 13697—

Reaction Conditions

Temperature95 °C

Reaction Steps

A solution of 20.7 g of sodium nitrite in 60 ml of water is slowly added dropwise at RT to a mixture of 36.2 g of dicylohexylamine, 18 ml of conc. HCl and 300 ml of water. After this, the mixture is heated to 95° C. for 7 h. The nitro compound is extracted by shaking with ether. After drying over Na2SO4 and evaporating the ether, an oily residue remains which immediately crystallises.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05166166
Source datasetuspto-grants-1992_11
ORD IDord-36287ea9174b4be9a23230960a6c5530
Source noteuspto-grants-1992_11