Methyl Isocyanate → N-Methyl-N'-[2-(3-pyridazinylmethylamino)ethyl]urea

HRID 972600Notes

Reaction equation

[N:1]1[CH:6]=[CH:5][CH:4]=[C:3]([CH2:7][NH:8][CH2:9][CH2:10][NH2:11])[N:2]=1.[CH3:12][N:13]=[C:14]=[O:15]>>[CH3:12][NH:13][C:14]([NH:11][CH2:10][CH2:9][NH:8][CH2:7][C:3]1[N:2]=[N:1][CH:6]=[CH:5][CH:4]=1)=[O:15]

Participants

Reactant 2

HCID 12228Methyl Isocyanate

HCID 21698444N-(3-pyridazinylmethyl)ethylenediamine

Product 1

HCID 20557601N-Methyl-N'-[2-(3-pyridazinylmethylamino)ethyl]urea

Procedure

Reacting N-(3-pyridazinylmethyl)ethylenediamine with methyl isocyanate by the procedure of Example 24, then concentrating and separating the residue by column chromatography gives the title compound.

Workup

concentrationconcentrating
customseparating the residue by column chromatography

Sources & evidence

ORD record: ord-a7d68d38d4b24272bfed6d6a07ca5510
Source dataset: uspto-grants-1977_10
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04053473

Reaction notes

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