Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook CAS DataBase List Phenylboronic acid

Phenylboronic acid synthesis

14synthesis methods
-

Yield:98-80-6 99%

Reaction Conditions:

with cesium fluoride;Pd(dba)2 in toluene;

Steps:

4 Example 4

Example 4 This is an example of Pd/ligand 1-catalyzed Suzuki reaction for biaryl synthesis. 3,5-Dimethylbiphenyl The title compound was obtained as a colorless oil (184 mg, 99% isolated yield) from the reaction of phenylboronic acid (190 mg, 1.56 mmol), CsF (473 mg, 3.12 mmol), Pd(dba)2 (6 mg, 10 μmol), ligand 1 (11 mg, 31 μmol), and 5-chloro-m-xylene (0.14 mL, 1.0 mmol) in toluene at 110° C. for 5 h. TON'100 and TOF'20. 1 H NMR (CDCl3): δ7.64 (d,J=8.1, 2H, ArH), 7.47 (t,J=7.7, 2H, ArH), 7.35 (t, J=7.5, 1H, ArH), 7.27 (s, 2H, ArH), 7.05 (s, 1H, ArH), 2.44 (s, 6H, ArCH3's). 13C{1H} NMR (CDCl3): δ141.5, 141.3, 138.2, 128.9, 128.6, 127.2, 127.0, 125.1, 21.4.

References:

US6268513,2001,B1

Phenylboronic acid Related Search: