Formaldehyde → Benzenesulfonamide, 3-chloro-4-(3-(3-chlorophenyl)-5-oxo-1-imidazolidinyl)-

HRID 1658226Notes

Reaction equation

HRID 1658226 reaction equation
[Cl:1][C:2]1[CH:3]=[C:4]([CH:21]=[CH:22][CH:23]=1)[NH:5][CH2:6][C:7]([NH:9][C:10]1[CH:15]=[CH:14][C:13]([S:16](=[O:19])(=[O:18])[NH2:17])=[CH:12][C:11]=1[Cl:20])=[O:8].[CH2:24]=O>C(O)C>[Cl:1][C:2]1[CH:3]=[C:4]([N:5]2[CH2:6][C:7](=[O:8])[N:9]([C:10]3[CH:15]=[CH:14][C:13]([S:16](=[O:18])(=[O:19])[NH2:17])=[CH:12][C:11]=3[Cl:20])[CH2:24]2)[CH:21]=[CH:22][CH:23]=1

Participants

4

Reactant 2

HCID 712FormaldehydeHCID 21528870HCID 21528870, compound

Product 1

HCID 3041016Benzenesulfonamide, 3-chloro-4-(3-(3-chlorophenyl)-5-oxo-1-imidazolidinyl)-

Reagents, catalysts & solvents 1

HCID 702EthanolSolvent2×

Procedure

2-(3-Chloroanilino)-N-(2-chloro-4-sulphamoylphenyl)-acetamide (18.5 g) were dissolved in ethanol and reacted with paraformaldehyde as before (3.0g) to yield 14.0 g, m.p. 208°-216°C (ethanol).

Sources & evidence

ORD record
ord-716cb6eea9b74f35bd3c24f2203e7768
Source dataset
uspto-grants-1976_06
Patent number
US03963706

Reaction notes

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