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Hydrochloric Acid → 3-(2,6-Dichlorobenzoyl)-1-(p-chlorophenyl)-hydantoin

HRID 847467
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HRID 847467 반응식
[Cl:1][C:2]1[CH:20]=[CH:19][CH:18]=[C:17]([Cl:21])[C:3]=1[C:4]([NH:6][C:7]([NH:9][C:10]1[CH:15]=[CH:14][C:13]([Cl:16])=[CH:12][CH:11]=1)=[O:8])=[O:5].[C:22](Cl)(=O)[C:23](Cl)=[O:24].NC(N)=O.Cl>ClCCCl>[Cl:1][C:2]1[CH:20]=[CH:19][CH:18]=[C:17]([Cl:21])[C:3]=1[C:4]([N:6]1[C:23](=[O:24])[CH2:22][N:9]([C:10]2[CH:11]=[CH:12][C:13]([Cl:16])=[CH:14][CH:15]=2)[C:7]1=[O:8])=[O:5]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 313Hydrochloric AcidHCID 1176UreaHCID 65578Oxalyl chlorideHCID 923002,6-dichloro-N-(((4-chlorophenyl)amino)carbonyl)benzamide

생성물 1

HCID 190064153-(2,6-Dichlorobenzoyl)-1-(p-chlorophenyl)-hydantoin

시약·촉매·용매 1

HCID 111,2-Dichloroethane용매

실험 절차

10.3 g of N-(2,6-dichlorobenzoyl)-N'-(p-chlorophenyl)-urea are boiled in 100 ml of dry 1,2-dichloroethane containing 3 ml of oxalylchloride for 24 hours. The urea dissolves with the evolution of hydrochloric acid. After concentration by evaporation and after the addition of 25 ml of ligroin the residue becomes crystalline. The substance mauy be recrystallized from 30 mls of benzene. Melting point 157° C. Yield 8 g.

후처리

  1. concentrationAfter concentration
  2. customby evaporation
  3. additionafter the addition of 25 ml of ligroin the residue
  4. customThe substance mauy be recrystallized from 30 mls of benzene

출처 및 근거

ORD 기록
ord-1d4e2ea2bb504f7b8f8c05fc2fff3709
출처 데이터셋
uspto-grants-1992_08
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US05142064

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