Ethylenediamine → N-Methyl-N'-[2-(3-isothiazolylmethylamino)ethyl]urea

HRID 847903Notes

Reaction equation

[S:1]1[CH:5]=[CH:4][C:3]([CH2:6][NH:7][CH2:8][CH2:9][NH2:10])=[N:2]1.C(N)CN.BrCC1C=CSN=1.[CH3:22][N:23]=[C:24]=[O:25]>>[CH3:22][NH:23][C:24]([NH:10][CH2:9][CH2:8][NH:7][CH2:6][C:3]1[CH:4]=[CH:5][S:1][N:2]=1)=[O:25]

Participants

Reactant 4

HCID 3301Ethylenediamine

HCID 12228Methyl Isocyanate

HCID 130375983-(bromomethyl)Isothiazole

HCID 20557777N-(3-isothiazolylmethyl)ethylenediamine

Product 1

HCID 20557581N-Methyl-N'-[2-(3-isothiazolylmethylamino)ethyl]urea

Procedure

N-(3-Isothiazolylmethyl)ethylenediamine, prepared by reacting ethylenediamine with 3-bromomethylisothiazole by the procedure of Example 40(a), is reacted with methyl isocyanate by the procedure of Example 24 to give, after concentrating and separating by column chromatography, the title compound.

Workup

customto give
concentrationafter concentrating
customseparating by column chromatography

Sources & evidence

ORD record: ord-23a865f2817f44fea00d4b1e5c4df6da
Source dataset: uspto-grants-1981_10
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US04293697

Reaction notes

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