Methyl Isocyanate → N-Methyl-N'-(4-oxo-1,2,3,4-tetrahydronaphthalen-1-yl)urea

HRID 2072156Notes

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.[CH3:13][N:14]=[C:15]=[O:16]>>[CH3:13][NH:14][C:15]([NH:12][CH:5]1[C:6]2[C:11](=[CH:10][CH:9]=[CH:8][CH:7]=2)[C:2](=[O:1])[CH2:3][CH2:4]1)=[O:16]

Participants

Reactant 2

HCID 12228Methyl Isocyanate

HCID 137386604-amino-3,4-dihydro-2H-naphthalen-1-one

Product 1

HCID 20327317N-Methyl-N'-(4-oxo-1,2,3,4-tetrahydronaphthalen-1-yl)urea

Procedure

In the manner described in Example 19, 1,2,3,4-tetrahydro-4-oxo-1-naphthylamine is allowed to react with methyl isocyanate to afford the title compound, m.p. 220° C. to 223° C.

Sources & evidence

ORD record: ord-2194ecd7baf647568ffaba2340de5956
Source dataset: uspto-grants-1977_09
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04049717

Reaction notes

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