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

HRID 903272Notes

Reaction equation

HRID 903272 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

5

Reactant 4

HCID 3301EthylenediamineHCID 12228Methyl IsocyanateHCID 130375983-(bromomethyl)IsothiazoleHCID 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

  1. customto give
  2. concentrationafter concentrating
  3. customseparating by column chromatography

Sources & evidence

ORD record
ord-4a0e5d3d4e0a4658bb1cfeb6a4a6254b
Source dataset
uspto-grants-1980_10
Patent number
US04226874

Reaction notes

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