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  1. Methylene (compound) - Wikipedia

    Methylene is also used as the trivial name for the substituent groups methanediyl (>CH 2), and methylidene (=CH 2). It was introduced as early as 1835 by French chemists Jean-Baptiste Dumas …

  2. Methylene | CH2 | CID 123164 - PubChem

    Sep 15, 2025 · Methylene | CH2 | CID 123164 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, …

  3. What to know about methylene blue - Harvard Health

    Apr 24, 2025 · Diseases & Conditions What to know about methylene blue Once used to dye cotton and treat malaria, methylene blue is gaining attention for a variety of off-label uses. Learn where it …

  4. Methylene Blue: Uses, Dosage, Side Effects, Warnings - Drugs.com

    May 5, 2025 · Methylene blue is an oxidation-reduction agent used to treat methemoglobinemia, a condition where hemoglobin is oxidized, impairing its ability to carry oxygen.

  5. Methylene: Learn Definition, Structure, Properties, Types & Uses

    Learn all about methylene, its physical and chemical properties, common uses, and industrial applications in this comprehensive guide. Also learn its structure etc.

  6. Methylene Group: Structure, Formula, and Reactions

    The methylene group consists of one carbon atom bonded to two hydrogen atoms and connected to the rest of the molecule by two single sigma (σ) bonds. It is represented by the formula –CH2– and …

  7. What is Methylene? - BYJU'S

    What is Methylene? Methylene is a diatomic radicle forming ethers analogous to those of ethylene. The chemical formula of methylene is CH2. Methylene is fluid-like chloroform in appearance and odour, …

  8. Methylene blue (MB), or methylthioninium chloride, is a synthetic compound first synthesized in 1876 by German chemist Heinrich Caro. It is a vibrant blue dye with a long history of use in medicine, biology, …

  9. Methylene Group: Function and Importance - Biology Insights

    Aug 1, 2025 · A methylene group, represented as CH₂, is a fundamental structural unit in organic chemistry. It consists of a carbon atom bonded to two hydrogen atoms, and it serves as a common …

  10. Methylene Definition - Organic Chemistry Key Term | Fiveable

    Methylene refers to a chemical group with the formula -CH2-, which consists of a carbon atom bonded to two hydrogen atoms. This group is crucial in organic chemistry as it serves as a building block for …