Summary
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1.
Despite established opinion, the etherification of ferrocenemethanols occurs only in presence of an acid catalyst. The weakly acid surface of silica, which is able to bind water, is a Convenient “medium” for the etherification of ferrocenemethanols.
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2.
Bis(ferrocenylphenylmethyl) ether exists in diastereoisomeric forms, m.p. 111–112‡ and 142–143‡.
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3.
Ferrocenemethanol ethers are readily hydrolyzed by dilute acids. Diferrocenylethanes and unsaturated compounds are formed as by-products.
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4.
The hydrolysis of ferrocenemethanol ethers takes place at the surface of neutral alumina (activity II), and the degree of hydrolysis is proportional to the time of contact.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 12 p. 2160–2165, December, 1964
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Nesmeyanov, A.N., Kritskaya, I.I. Formation of ethers of ferrocenemethanols and their hydrolysis under the conditions of adsorption chromatography. Russ Chem Bull 13, 2061–2064 (1964). https://doi.org/10.1007/BF00844215
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DOI: https://doi.org/10.1007/BF00844215