Ethyl 5-bromo-4-(3-chlorophenyl)furan-2-carboxylate → 5-Bromo-4-(3-chlorophenyl)furan-2-carboxylic acid

HRID 2190126노트

반응식

HRID 2190126 반응식
ClC1C=C(C2C=C(C(O)=O)OC=2C2C=CC=C(C#N)C=2)C=C(F)C=1.[Br:25][C:26]1[O:30][C:29]([C:31]([O:33]CC)=[O:32])=[CH:28][C:27]=1[C:36]1[CH:41]=[CH:40][CH:39]=[C:38]([Cl:42])[CH:37]=1>>[Br:25][C:26]1[O:30][C:29]([C:31]([OH:33])=[O:32])=[CH:28][C:27]=1[C:36]1[CH:41]=[CH:40][CH:39]=[C:38]([Cl:42])[CH:37]=1

참가 물질

3

반응물 2

HCID 58064768Ethyl 5-bromo-4-(3-chlorophenyl)furan-2-carboxylateHCID 580647984-(3-Chloro-5-fluorophenyl)-5-(3-cyanophenyl)furan-2-carboxylic acid

생성물 1

HCID 580648025-Bromo-4-(3-chlorophenyl)furan-2-carboxylic acid

실험 절차

The preparation of the title compound takes place in analogy to the synthesis of the compound from Example 20A starting with the compound from Example 18A. The crude product obtained after extraction is dried under high vacuum and reacted further without chromatographic purification. 47.0 mg (86% of theory) of the title compound are obtained.

후처리

  1. customThe crude product obtained
  2. extractionafter extraction
  3. customis dried under high vacuum
  4. customreacted further without chromatographic purification

출처 및 근거

ORD 기록
ord-d95bb25cf0934d10b758a3700952141b
출처 데이터셋
uspto-grants-2012_12
특허 번호
US08324268B2

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