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methylene    音标拼音: [m'ɛθɪl,in]
n. 亚甲基

亚甲基

methylene
n 1: the bivalent radical CH2 derived from methane [synonym:
{methylene group}, {methylene radical}, {methylene}]

Methylene \Meth"yl*ene\, n. [F. m['e]thyl[`e]ne, from Gr. ? wine
? wood; -- a word coined to correspond to the name wood
spirit.] (Chem.)
A divalent 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}.
[1913 Webster]

{Methylene blue} (Chem.), an artificial dyestuff consisting
of a complex sulphur derivative of diphenyl amine; --
called also {pure blue}.
[1913 Webster]


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  • Methylene (compound) - Wikipedia
    Methylene (IUPAC name: methylidene, also called carbene or methene) is an organic compound with the chemical formula CH 2 (also written [CH 2 ] and not to be confused with compressed hydrogen , which is also denoted CH
  • What to know about methylene blue - Harvard Health
    In recent years, methylene blue has been added to this list Although evidence of some proposed health benefits are inconclusive, advocates of methylene blue suggest that it can: slow aging; enhance memory; improve mood and focus; prevent cancer; reduce the risk of incurable neurological disorders like Alzheimer’s disease
  • Methylene | CH2 | CID 123164 - PubChem
    Methylene | CH2 | CID 123164 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
  • Methylene Blue: Uses, Dosage, Side Effects, Warnings - Drugs. com
    Methylene blue is an oxidation-reduction agent used to treat methemoglobinemia, a condition where hemoglobin is oxidized, impairing its ability to carry oxygen Methylene blue works by reducing the oxidized hemoglobin, converting it back to hemoglobin so that it can carry oxygen properly again
  • Methylene Blue: 13 Benefits, Side Effects, Uses, and Dosage
    Methylene blue is a remarkable compound with a legacy that spans from textile dye to medical marvel Its proven role in treating methemoglobinemia, coupled with emerging benefits like neuroprotection and antimicrobial action, underscores its value in healthcare
  • What is Methylene? - BYJUS
    What is Methylene? Methylene is a diatomic radicle forming ethers analogous to those of ethylene The chemical formula of methylene is CH 2 Methylene is fluid-like chloroform in appearance and odour, but differing in its boiling point and its specific gravity
  • Methylene - Wikipedia
    Methylene may refer to: Methylene group or methylene bridge (CH 2 < or equivalently −CH 2 −), a part of a molecule connected to the rest of the molecule by two single bonds An older name for methylidene group (=CH 2 ), a part of a molecule connected to another atom by a double bond





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