New linked di-germanocenes and di-stannocenes
…, P Riviere, H Gornitzka, JM Manriquez, I Chavez
Index: Rouzaud; Joudat; Castel; Delpech; Riviere; Gornitzka; Manriquez; Chavez Journal of Organometallic Chemistry, 2002 , vol. 651, # 1-2 p. 44 - 51
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Citation Number: 13
Abstract
New bridged di-germanocenes and di-stannocenes 2 have been synthesized from a reaction between (pentamethylcyclopentadienyl) metal chloride and the dilithium salts of the corresponding linked cyclopentadienyl ligands (spacer: phenylene, biphenylene, thiophene) in good yields. These di-metallocenes react easily with catechol giving preferentially the substitution reaction. With iodine or with metal 14 dichloride (M= Ge, Sn), the oxidative ...