5-fluoro-1,3-dihydro-2H-indol-2-one
56341-41-4O=C1Cc2cc(F)ccc2N1DDIIYGHHUMKDGI-UHFFFAOYSA-N56341-41-4DTXSID40395649CHEMBL6148002化学的特性Light Yellow Crystalline
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 2.7% (1 of 37) of reports.
Danger
H301 (78.4%): Toxic if swallowed [Danger Acute toxicity, oral]
P261, P264, P264+P265, P270, P271, P280, P301+P316, 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 37 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
使用5-Fluoro-2-oxindole (cas# 56341-41-4) is a compound useful in organic synthesis.
製造方法synthesis of 5-fluoro-2-oxindole: 4-fluoroaniline was used as the starting material, reacted with chloral hydrate and hydroxylamine hydrochloride to generate 4-fluoroisonitrosoacetanilide, and then cyclized under the action of concentrated sulfuric acid to form the compound 5-fluoroisatin was finally obtained by wolff-kishner-huang minlon reduction to obtain 5-fluoro-2-oxindole with a total yield of 66%.
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