Potassium Carbonate → Ethyl 4-[4-(2-nitro-4-trifluoromethylphenoxy)phenoxy]-3-methoxy-2-pentenoate

HRID 1248527노트

반응식

HRID 1248527 반응식
[N+:1]([C:4]1[CH:17]=[C:16]([C:18]([F:21])([F:20])[F:19])[CH:15]=[CH:14][C:5]=1[O:6][C:7]1[CH:12]=[CH:11][C:10]([OH:13])=[CH:9][CH:8]=1)([O-:3])=[O:2].Br[CH:23]([CH3:33])[C:24]([O:31][CH3:32])=[CH:25][C:26]([O:28][CH2:29][CH3:30])=[O:27].C([O-])([O-])=O.[K+].[K+]>CC(C)=O>[N+:1]([C:4]1[CH:17]=[C:16]([C:18]([F:19])([F:20])[F:21])[CH:15]=[CH:14][C:5]=1[O:6][C:7]1[CH:12]=[CH:11][C:10]([O:13][CH:23]([CH3:33])[C:24]([O:31][CH3:32])=[CH:25][C:26]([O:28][CH2:29][CH3:30])=[O:27])=[CH:9][CH:8]=1)([O-:3])=[O:2]

참가 물질

5

반응물 3

HCID 11430Potassium CarbonateHCID 233251014-[2-Nitro-4-(trifluoromethyl)phenoxy]phenolHCID 53787831Ethyl 4-bromo-3-methoxypent-2-enoate

생성물 1

HCID 53972465Ethyl 4-[4-(2-nitro-4-trifluoromethylphenoxy)phenoxy]-3-methoxy-2-pentenoate

시약·촉매·용매 1

HCID 180Acetone용매

실험 절차

A mixture of 4-(2-nitro-4-trifluoromethylphenoxy) phenol (9.36 mm)., ethyl 4-bromo-3-methoxy-2-pentenoate (12 mm.) and K2CO3 (14 mm.) in acetone (20 ml.) is refluxed for 24 hours. After filtration, the filtrate is concentrated and the oily residue chromatographed on silica gel to yield ethyl 4-[4-(2-nitro-4-trifluoromethylphenoxy) phenoxy]-3-methoxy-2-pentenoate.

후처리

  1. filtrationAfter filtration
  2. concentrationthe filtrate is concentrated
  3. customthe oily residue chromatographed on silica gel

출처 및 근거

ORD 기록
ord-191e9d2f192849a995f4b4ae714d27c9
출처 데이터셋
uspto-grants-1985_06
특허 번호
US04525205

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