4,4',4''-(benzene-1,3,5-triyltris(oxy))tribenzoic acid synthesis
- Product Name:4,4',4''-(benzene-1,3,5-triyltris(oxy))tribenzoic acid
- CAS Number:1071125-59-1
- Molecular formula:C27H18O9
- Molecular Weight:486.43
108-73-6
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Yield: 78%
Reaction Conditions:
Stage #1:3,5-dihydroxyphenol;4-fluorobenzonitrile with potassium carbonate in 1-methyl-pyrrolidin-2-one;toluene at 150; for 3 h;Dean-Stark;Inert atmosphere;
Stage #2: in 1-methyl-pyrrolidin-2-one at 180; for 16 h;Dean-Stark;Inert atmosphere;
Stage #3: with water;potassium hydroxide in ethanol at 80; for 12 h;
References:
Park, Hye Jeong;Oh, Jongbum;Kim, Jiwon;Kim, Jaheon [Chemical Communications,2020,vol. 56,# 67,p. 9727 - 9730] Location in patent:supporting information