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Methylene (compound) - Wikipedia
Methylene (CH2) - Structure, Molecular Mass, Properties and Uses
Active Methylene Compound - Chemistry LibreTexts
Methylene (compound) - Wikiwand
Methylene | CH2 | CID 123164 - PubChem
Methylene - (Organic Chemistry) - Vocab, Definition ...
Methylene - NIST Chemistry WebBook