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Dibromomethane → 4-[2-(5-bromo-4-[4-cyclopropyl-7-methoxynaphthalen-1-yl]-4H-1,2,4-triazol-3-ylthio)acetamido]-3-chlorobenzoic acid

HRID 425314
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인쇄 미리보기

반응식

HRID 425314 반응식
ClC(Cl)C(O)=O.N[C:8]1[N:9]([C:28]2[C:37]3[C:32](=[CH:33][CH:34]=[C:35]([O:38][CH3:39])[CH:36]=3)[C:31]([CH:40]3[CH2:42][CH2:41]3)=[CH:30][CH:29]=2)[C:10]([S:13][CH2:14][C:15]([NH:17][C:18]2[CH:26]=[CH:25][C:21]([C:22]([OH:24])=[O:23])=[CH:20][C:19]=2[Cl:27])=[O:16])=[N:11][N:12]=1.N([O-])=O.[Na+].[Br:47]CBr>[Br-].C([N+](CC)(CC)CC)C1C=CC=CC=1>[Br:47][C:8]1[N:9]([C:28]2[C:37]3[C:32](=[CH:33][CH:34]=[C:35]([O:38][CH3:39])[CH:36]=3)[C:31]([CH:40]3[CH2:42][CH2:41]3)=[CH:30][CH:29]=2)[C:10]([S:13][CH2:14][C:15]([NH:17][C:18]2[CH:26]=[CH:25][C:21]([C:22]([OH:24])=[O:23])=[CH:20][C:19]=2[Cl:27])=[O:16])=[N:11][N:12]=1
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

6

반응물 4

HCID 3024DibromomethaneHCID 6597Dichloroacetic AcidHCID 23668193Sodium NitriteHCID 598131054-[2-(5-amino-4-[4-cyclopropyl-7-methoxynaphthalen-1-yl]-4H-1,2,4-triazol-3-ylthio)acetamido]-3-chlorobenzoic acid

생성물 1

HCID 162218174-[2-(5-bromo-4-[4-cyclopropyl-7-methoxynaphthalen-1-yl]-4H-1,2,4-triazol-3-ylthio)acetamido]-3-chlorobenzoic acid수율 40%

시약·촉매·용매 1

HCID 165294Benzyltriethylammonium bromide촉매

실험 절차

Dichloroacetic acid (0.063 ml, 0.76 mmol) was added to a mixture of compound 12 (200 mg, 0.38 mmol), benzyltriethyl ammonium bromide (311 mg, 1.14 mmol) and sodium nitrite (526 mg, 7.63 mmol) in dibromomethane (3 mL). The mixture was stirred at room temperature for 18 hours in the dark. The reaction mixture was then concentrated and the resulting residue was purified by prep. TLC (95% dichloromethane/5% methanol) to afford 90.4 mg of 4-[2-(5-bromo-4-[4-cyclopropyl-7-methoxynaphthalen-1-yl]-4H-1,2,4-triazol-3-ylthio)acetamido]-3-chlorobenzoic acid (13), 40% yield.

후처리

  1. concentrationThe reaction mixture was then concentrated
  2. customthe resulting residue was purified by prep

출처 및 근거

ORD 기록
ord-98db5c12691a46a7aa4fd7dd69a5de02
출처 데이터셋
uspto-grants-2012_01
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US08106205B2

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