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59882-98-3

Naphthalene, 1,2-bis(bromomethyl)- synthesis

4synthesis methods
-

Yield:59882-98-3 100%

Reaction Conditions:

with N-Bromosuccinimide in tetrachloromethane;Irradiation;

Steps:

7. α,α'-Dibromoxylene derivatives 5b-e,h

General procedure (a): A solution of 1,2-dimethylaryle 2b-e,h (10 mmol) and finely pulverised N-bromosuccinimide (NBS 3.68 g, 21 mmol, 2.1 equiv) in CCl4 (40-80 mL) was irradiated with HPK125 mercury lamp for 1-2 h with good stirring (tlc or 1H NMR monitoring). The reaction mixture was diluted with CH2Cl2, washed with H2O or 2 N aqueous NH4Cl solution and dried over MgSO4. The solvent was evaporated to give quantitatively 5b-e,h which was used without further purification.

References:

Maiereanu, Carmen;Schmitt, Céline;Schifano-Faux, Nadge;Le Nou?n, Didier;Defoin, Albert;Tarnus, Céline [Bioorganic and Medicinal Chemistry,2011,vol. 19,# 18,p. 5716 - 5733] Location in patent:experimental part