Ammonia → Urea, (1,2,3,4-tetrahydro-4-oxo-1-naphthalenyl)-

HRID 372277Notes

Reaction equation

HRID 372277 reaction equation
[O:1]=[C:2]1[C:11]2[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=2)[CH:5]([NH2:12])[CH2:4][CH2:3]1.[NH2:13][C:14](N)=[O:15].N>>[O:1]=[C:2]1[C:11]2[C:6](=[CH:7][CH:8]=[CH:9][CH:10]=2)[CH:5]([NH:12][C:14]([NH2:13])=[O:15])[CH2:4][CH2:3]1

Participants

4

Reactant 3

HCID 222AmmoniaHCID 1176UreaHCID 137386604-amino-3,4-dihydro-2H-naphthalen-1-one

Product 1

HCID 3628438Urea, (1,2,3,4-tetrahydro-4-oxo-1-naphthalenyl)-

Procedure

Similarly, 1,2,3,4-tetrahydro-4-oxo-1-naphthylamine and excess urea are mixed and heated until ammonia evolution ceases. The solid product, 1,2,3,4-tetrahydro-4-oxo-1-naphthylurea, is washed with water, collected by filtration and dried.

Workup

  1. washThe solid product, 1,2,3,4-tetrahydro-4-oxo-1-naphthylurea, is washed with water
  2. filtrationcollected by filtration
  3. customdried

Sources & evidence

ORD record
ord-262ef058ff5e4586aae5708007b9a295
Source dataset
uspto-grants-1978_05
Patent number
US04089976

Reaction notes

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