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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 372275Generated: October 30, 2026

4-Amino-1,2,3,4-tetrahydronaphthalen-1-one hydrochloride → Urea, (1,2,3,4-tetrahydro-4-oxo-1-naphthalenyl)-

https://huagongshe.com/reaction/372275

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Amino-1,2,3,4-tetrahydronaphthalen-1-one hydrochlorideHCID 20327320—
Reactant4-Isocyanato-3,4-dihydronaphthalen-1(2H)-oneHCID 20351684—
ReactantHCID 178418790HCID 178418790—
ProductUrea, (1,2,3,4-tetrahydro-4-oxo-1-naphthalenyl)-HCID 3628438—

Reaction Steps

The following formula I 1,2,3,4-tetrahydro-4-oxo-1-naphthylurea compounds are prepared by reacting 1,2,3,4-tetrahydro-4-oxo-1-naphthylisocyanate or isothiocyanate with the appropriately substituted amines, or by reacting 1,2,3,4-tetrahydro-4-oxo-1-naphthylamine hydrochloride with the appropriately substituted isocyanates, isothiocyanates or carbamoyl chlorides by the process of Example 6. The compounds obtained are listed in Table I below.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04089976
Source datasetuspto-grants-1978_05
ORD IDord-2cbb3374445946b5b5e04a109319c311
Source noteuspto-grants-1978_05