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Taxon:
Class
ketenes
[R2C=C=O]
(chemical compound)
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Classification by:
Systema Naturae 2000
Moss et al. (1995) Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995).
[
chemical substances
]
compounds
Class
ketenes
[R2C=C=O]
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Last updated:
28 Aug 2026