Methylene

Methylene, in chemistry, generally refers to a carbon atom bound to two hydrogen atoms. A methylene compound or (unsubstituted) carbene is {chem|CH|2}. A methylene group or methylidene is a part of a molecule with formula ={chem|CH|2}, connected to another atom by a double bond, as in `methylenecyclopropene`. Another molecular structure where me.....
Found on http://en.wikipedia.org/wiki/Methylene

Methylene

• (n.) A hydrocarbon radical, CH2, not known in the free state, but regarded as an essential residue and component of certain derivatives of methane; as, methylene bromide, CH2Br2; -- formerly called also methene.
Found on http://thinkexist.com/dictionary/meaning/methylene/

methylene

<chemistry> A hydrocarbon radical, CH2, not known in the free state, but regarded as an essential residue and component of certain derivatives of methane; as, methylene bromide, CH2Br2; formerly called also methene. ... <chemistry> Methylene blue, an artificial dyestuff consisting of a complex sulphur derivative of diphenyl amine; calle...
Found on http://www.encyclo.co.uk/local/20973

Methylene

[compound] Methylene (systematically named methylidene, and dihydridocarbon), also called carbene is an organic compound with the chemical formula {chem|CH|2} (also written {chem|[CH|2|]}). It is a colourless gas that fluoresces in the mid-infrared range, and only persists in dilution, or as an adduct. Methylene is the simplest carbene.{rp|...
Found on http://en.wikipedia.org/wiki/Methylene_(compound)

Methylene

Meth'yl·ene noun [ French méthylène , from Greek ... wine + ... wood; -- a word coined to correspond to the name wood spirit .] (Chemistry) A hydrocarbon radical, CH 2 , not known in the free state, but regarded as an essential residue and component of certain derivativ...
Found on http://www.encyclo.co.uk/webster/M/59

methylene

methylene 1. Relating to the group of atoms derived from methane containing one carbon atom and two hydrogen atoms. 2. A hydrocarbon radical not known in the free state, but regarded as an essential residue and component of certain derivatives of methane; such as, methylene bromide, formerly called methene. 3. Methylene blue, an artificial dyestu...
Found on http://www.wordinfo.info/words/index/info/view_unit/1303/

methylene

Type: Term Pronunciation: meth′i-lēn Definitions: 1. The moiety, —CH2—.
Found on http://www.medilexicon.com/medicaldictionary.php?t=54927
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