4-Chlorobutyrophenone
939-52-6O=C(CCCCl)c1ccccc1GHEFQKHLHFXSBR-UHFFFAOYSA-N939-52-6DTXSID10917236安全情報は参考情報です。供給元の安全データシート(SDS)、適用法令、専門家による評価に代わるものではありません。
This chemical does not meet GHS hazard criteria for 33.3% (1 of 3) of reports.
Warning
H302 (33.3%): Harmful if swallowed [Warning Acute toxicity, oral]
P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 3 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
使用4-Chlorobutyrophenone may be used in the preparation of silyl enol ether, Z-4-chloro-1-phenyl-1-trimethylsilyloxybut-1-ene. It may be used as starting material in the preparation of 8-arylimidazopyridines.
一般的な説明4-Chlorobutyrophenone is a chloro ketone. Preparation of 4-chlorobutyrophenone is reported.
純化方法Fractionate the ketone several times using a short column. It recrystallises from pet ether at -20o as glistening white rosettes and is filtered at 0o, and dried in a vacuum desiccator over H2SO4. The semicarbazone has m 136-137o. [Conant et al. J Am Chem Soc 46 1882 1924, Cloke J Chem Soc 1174 1929, Hart & Curtis J Am Chem Soc 79 931 1957, Beilstein 7 IV 711.]
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