Toluene → (E)-2-[2-[3-[2-[4-(cyclobutyl)-2-thiazolyl]ethenyl]phenylamino]-2-oxoethyl]benzoic acid

HRID 1609303

반응식

HRID 1609303 반응식
[CH:1]1([C:5]2[N:6]=[C:7](/[CH:10]=[CH:11]/[C:12]3[CH:13]=[C:14]([NH2:18])[CH:15]=[CH:16][CH:17]=3)[S:8][CH:9]=2)[CH2:4][CH2:3][CH2:2]1.[C:19]1(=[O:30])[O:25][C:23](=[O:24])[C:22]2=[CH:26][CH:27]=[CH:28][CH:29]=[C:21]2[CH2:20]1.C1(C)C=CC=CC=1>O1CCCC1>[CH:1]1([C:5]2[N:6]=[C:7](/[CH:10]=[CH:11]/[C:12]3[CH:13]=[C:14]([NH:18][C:19](=[O:30])[CH2:20][C:21]4[CH:29]=[CH:28][CH:27]=[CH:26][C:22]=4[C:23]([OH:25])=[O:24])[CH:15]=[CH:16][CH:17]=3)[S:8][CH:9]=2)[CH2:4][CH2:3][CH2:2]1

참가 물질

5

실험 절차

A solution of 1.28 g of (E)-3-[2-[4-(cyclobutyl)-2-thiazolyl]ethenyl]benzeneamine, 0.81 g of homophthalic anhydride, 50 ml of toluene and 25 ml of tetrahydrofuran was heated to reflux for 0.5 hr. The solvents were removed by rotary evaporation and the residual materials were triturated with ethyl ether to yield 1.15 g of (E)-2-[2-[3-[2-[4-(cyclobutyl)-2-thiazolyl]ethenyl]phenylamino]-2-oxoethyl]benzoic acid. Recrystallization from acetonitrile yielded 0.81 g of material; m.p. 204°-206° C.

후처리

  1. temperatureto reflux for 0.5 hr
  2. customThe solvents were removed by rotary evaporation
  3. customthe residual materials were triturated with ethyl ether

출처 및 근거

ORD 기록
ord-b36f0692d7f4465f84176f3e3a693306
출처 데이터셋
uspto-grants-1995_03
특허 번호
US05399702

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