A general term for monoalkylketene derivatives. It has the general formula R-CH=C=O and is a highly reactive compound that is important as a synthetic intermediate. It is usually a colorless liquid or gas and is unstable. Dialkylketene R-CR'=C=O is called ketoketene. Source: Encyclopaedia Britannica Concise Encyclopedia About Encyclopaedia Britannica Concise Encyclopedia Information |
モノアルキルケテン誘導体の総称。 R-CH=C=O の一般式を有し,反応性の高い化合物で,合成中間体として重要である。通常無色の液体または気体で不安定である。ジアルキルケテン R-CR'=C=O をケトケテンと称する。
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