Butanoic acid, 4-chloro-4-oxo-, methyl ester
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1490-25-1COC(=O)CCC(=O)ClSRXOJMOGPYFZKC-UHFFFAOYSA-N1490-25-1DTXSID7061728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。
Danger
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 48 reports by companies from 6 notifications to the ECHA C&L Inventory.
PMN - indicates a commenced PMN (Pre-Manufacture Notices) substance.
Status: Active Update: 11-03-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/25941
Butanoic acid, 4-chloro-4-oxo-, methyl ester: Does not have an individual approval but may be used under an appropriate group standard
用途有機合成原料。
使用Methyl 4-chloro-4-oxobutanoate acts as a synthetic precursor that reacts with indoline to yield the corresponding methyl ester derivative, and serves to generate ketene in situ for constructing cyclobutane rings via [2+2] cycloaddition with alkyl vinyl ethers[1-2].
読み込み中…
化学的特性Clear colorless to pale yellow liquid