ketonic oxygen

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• Bisthiosemicarbazone — In organic chemistry, a bisthiosemicarbazone is a derivative from an elimination reaction between a thiosemicarbazide and a diketone. Their structure is H2NHC(=S)NN=C(R1) R2 C(R3)=NNHC(=S)NH2. A thiosemicarbazone contains a sulfur atom in lieu of …   Wikipedia

• ketone — ketonic /ki ton ik/, adj. /kee tohn/, n. Chem. 1. any of a class of organic compounds containing a carbonyl group, CO, attached to two alkyl groups, as CH3COCH3 or CH3COC2H5. adj. 2. containing the ketone group. [1850 55; < G Keton, aph. alter.… …   Universalium

• steroid — /stear oyd, ster /, Biochem. n. 1. any of a large group of fat soluble organic compounds, as the sterols, bile acids, and sex hormones, most of which have specific physiological action. adj. 2. Also, steroidal /sti royd l, ste /. pertaining to or …   Universalium

• Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name …   Wikipedia

• Metabolism — Cell metabolism redirects here. For the journal, see Cell Metabolism. Structure of adenosine triphosphate, a central intermediate in energy metabolism Metabolism (from Greek: μεταβολή metabolē , change or Greek: μεταβολισμός metabolismos,… …   Wikipedia

• List of EC numbers — This article is a list of enzymes, sorted by their EC numbers as determined by the International Union of Biochemistry and Molecular Biology.EC 1. Oxidoreductases*EC 1.1 Acting on the CH OH group of donors *EC 1.2 Acting on the aldehyde or oxo… …   Wikipedia

• Ketone — group …   Wikipedia

• Carbohydrates — Mainly sugars and starches, together constituting one of the three principal types of nutrients used as energy sources (calories) by the body. Carbohydrates can also be defined chemically as neutral compounds of carbon, hydrogen and oxygen.… …   Medical dictionary

• Metal acetylacetonates — are coordination complexes derived from the acetylacetonate anion and metal ions, usually transition metals. The ligand acetylacetonate is often abbreviated acac. Typically both oxygen atoms bind to the metal to form a six membered chelate ring.… …   Wikipedia

• Acetylacetone — Acac redirects here. For other uses, see ACAC. Chembox new ImageFile=AcacH.png IUPACName=Pentane 2,4 dione OtherNames=Hacac Formula=C5H8O2 MolarMass=100.13 g/mol CASNo=123 54 6 Density=0.98 g/ml MeltingPt=−23 °C BoilingPt=140 °C Solubility=16… …   Wikipedia

• Mesoxalic acid — Mesoxalic acid …   Wikipedia