methylene

See also: méthylène

English

Etymology

French méthylène, from Ancient Greek μέθυ (méthu, “wine”) + ὕλη (húlē, “wood”).

Noun

methylene (countable and uncountable, plural methylenes)

1. (organic chemistry) The divalent group CH₂< in which the free valencies are part of single bonds.
2. (organic chemistry) The same group, present as a repeating unit, in aliphatic compounds with names such as hexamethylenediamine.
3. (organic chemistry) The unstable carbene CH₂:

Synonyms

• methene

Related terms

• methylenomycin
• methylidene

Translations

divalent radical

• Catalan: metilè m
• Finnish: metyleeni
• French: méthylène (fr) m
• Greek: μεθυλένιο (el) n (methylénio)
• Italian: metilene m
• (deprecated template usage) {{trans-mid}}
• Portuguese: metileno
• Russian: метиле́н (ru) m (metilén)
• Spanish: metileno m
• Tagalog: metileno

group present as a repeating unit

• French: méthylène (fr) m
• Greek: μεθυλένιο (el) n (methylénio)
• (deprecated template usage) {{trans-mid}}
• Russian: метиле́н (ru) m (metilén)
• Spanish: metileno m

unstable carbene CH₂

• French: méthylène (fr) m
• Greek: μεθυλένιο (el) n (methylénio)
• (deprecated template usage) {{trans-mid}}
• Russian: метиле́н (ru) m (metilén)
• Spanish: metileno m

Further reading

• methylene on Wikipedia.Wikipedia