Technology Process of 2-Bromo-5-propoxybenzoic acid
There total 2 articles about 2-Bromo-5-propoxybenzoic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 2 steps
1: K2CO3 / ethanol; H2O / 17 h / Heating
2: KMnO4 / acetone; H2O / 1.5 h / Heating
With
potassium permanganate; potassium carbonate;
In
ethanol; water; acetone;
DOI:10.1016/j.tet.2006.07.075
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: H2SO4 / 6 h / Heating
2.1: 5.3 g / P(o-tol)3; Et3N / PdCl2(MeCN)2 / dimethylformamide / 10 h / 100 °C
3.1: KOH; (R,R)-chiraphos / [Rh(nbd)2]BF4 / dioxane; H2O / 20 h / 60 °C
4.1: NaHMDS / tetrahydrofuran / 3.5 h / -78 - -15 °C
5.1: NaH / diethyl ether / 0.75 h / -5 °C
5.2: diethyl ether / 1 h / -5 °C
6.1: K2CO3 / PdCl2(dppf) / toluene; H2O / 4 h / 70 °C
With
potassium hydroxide; sulfuric acid; (R,R)-chiraphos; sodium hexamethyldisilazane; sodium hydride; potassium carbonate; triethylamine; tris-(o-tolyl)phosphine;
dichloro bis(acetonitrile) palladium(II); (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; di(norbornadiene)rhodium(I) tetrafluoroborate;
In
tetrahydrofuran; 1,4-dioxane; diethyl ether; water; N,N-dimethyl-formamide; toluene;
2.1: Heck coupling / 4.1: Claisen cyclization;
DOI:10.1016/j.tet.2006.07.075