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ChemicalBook CAS DataBase List 1-(3-Bromoprop-1-yn-1-yl)-4-fluorobenzene
40274-29-1

1-(3-Bromoprop-1-yn-1-yl)-4-fluorobenzene synthesis

4synthesis methods
80151-28-6 Synthesis
3-(4-FLUORO-PHENYL)-PROP-2-YN-1-OL

80151-28-6
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Yield:40274-29-1 100%

Reaction Conditions:

with carbon tetrabromide;triphenylphosphine in tetrahydrofuran at 20;

Steps:

8.2 2. Procedure jbr the preparation of compound 5HZ

To a solution of compound 5 la (1.0 g, &67 mmci) in TNT (15 mLI was added PHi3 (1.92g 7 34 minol) then CEn (2 2 1 g 6 67 mrnol) and the mixtuic wa’‘dined at RT O ernigMTLC (PE:EA=4: I) showed that the starting material was consumed, PB (30 .mL) was added and the mixture was filtered. The filtrate was concentrated in vacuo and the residue was purifiul by chi om ilogi aphy (1OOf PE) to gin compound 51 b (I S g 100% ) as a colorless oil.

References:

WO2015/3223,2015,A1 Location in patent:Page/Page column 57