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(triphenylchlorosilane) [76-86-8] M 294.9, m 90-92¡ã, 91-93¡ã, 94-95¡ã, 97-99¡ã, b 156¡ã/lmm, 161¡ã/0.6mm. Likely impurities are tetraphenylsilane, small amounts of hexaphenyldisiloxane and traces of triphenylsilanol. Purified by distn at 2mm, then crystd from EtOH-free CHC13, and from pet ether (b 30-60¡ã) or hexane by cooling in a Dry-icelacetone bath. [J Chem Soc 3671 1957; J Am Chem Soc 72 4471 1958,77 6395 1955,79 1843 1957.]
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