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ChemicalBook CAS DataBase List 1-ETHYNYL-3 5-DIFLUOROBENZENE 97
151361-87-4

1-ETHYNYL-3 5-DIFLUOROBENZENE 97 synthesis

4synthesis methods
445491-09-8 Synthesis
(3 5-DIFLUOROPHENYLETHYNYL)TRIMETHYLSIL&

445491-09-8
24 suppliers
$88.40/5g

-

Yield: 79%

Steps:

24.b b
b 1-Ethynyl-3,5-difluoro-benzene The title compound was synthesised from (3,5-difluoro-phenylethynyl)-trimethyl-silane using the procedure described in Example 23, step (b), in 79% yield. 1H NMR (CDCl3) δ7.04-6.97 (m, 211), 6.85-6.80 (m, 1H), 3.14 (s, 1H).

References:

3-Dimensional Pharmaceuticals, Inc. US2002/169200, 2002, A1

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