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• Phosphorus pentabromide
  Addition of elemental [[phosphorus]] to this liquid chemical will cause it to convert to PBr₃. ...in equimolar amounts, at room temperature. Excess bromine will cause it to convert to PBr₇. [[Petroleum ether]] can be used as a reaction solvent.
  5 KB (599 words) - 20:58, 2 December 2018
• Sodium oxide
  ...hot sodium oxide which can rapidly absorb moisture and carbon dioxide and convert back to sodium hydroxide/carbonate. Cooling of the hot sodium hydroxide sho
  5 KB (655 words) - 19:10, 6 February 2020
• Niacin
  ...t into the more soluble sodium nicotinate, and vacuum filter the solution. Convert it back to nicotinic acid by carefully adding [[hydrochloric acid]]. Since
  5 KB (554 words) - 21:54, 15 March 2021
• Potassium cyanide
  ...ium cyanate in the presence of bleach, by adding an acid, will cause it to convert to [[potassium chloride]].<ref>http://www.cipca.org/presentations/2013/parh
  6 KB (794 words) - 13:27, 10 July 2022
• Sodium cyanide
  *The safe, slow way: convert the impure NaCN into Prussian blue, filter it from the solution, calcinate *The dangerous, quick way: convert the NaCN into Prussian blue, then add conc. sulfuric acid and gently heat t
  10 KB (1,481 words) - 13:28, 10 July 2022
• Phthalic anhydride
  .... To the aqueous solution, add 25 ml of fuming hydrochloric acid (12 M) to convert it to phthalic acid. Cool the solution to precipitate the phthalic acid and
  7 KB (915 words) - 13:19, 29 August 2020
• Dinitrogen pentoxide
  ...n in large amounts of water will give nitric acid. Addition of a base will convert the acid to nitrate salt, which is easy to safely dispose of.
  6 KB (722 words) - 20:28, 5 May 2021
• Nitric oxide
  Nitric oxide will convert to nitrogen dioxide when exposed to air.
  5 KB (625 words) - 21:08, 27 October 2020
• Magnesium nitrate
  ...esium nitrate will cause it to lose water, but it's extremely difficult to convert it into anhydrous form, as it decomposes to release nitrogen oxides, leavin
  6 KB (780 words) - 18:09, 2 June 2019
• Metal casting
  ...onomical to make by other methods, though for the amateur is often used to convert scrap metal into bars and ingots, which are easier to store and handle.
  8 KB (1,320 words) - 19:04, 23 July 2020
• Barium peroxide
  ...rystallohydrate carefully at the temperature of 100-120 degrees Celsius to convert it to the anhydrous salt.
  5 KB (530 words) - 17:04, 13 February 2022
• Organic acid anhydride
  Acetic anhydride will react with many carboxylic acids to convert them to their anhydrides. This is an equilibrium reaction which is driven t
  5 KB (861 words) - 19:09, 12 February 2024
• Osmium tetroxide
  Any reducing agent will convert it to the less harmful osmium metal. Since the metal is very expensive, it'
  5 KB (659 words) - 18:05, 13 January 2024
• Iodoacetic acid
  Adding an excess of sodium hydroxide will convert it to the non-toxic sodium glycolate/[[glycolic acid]].
  4 KB (371 words) - 19:30, 18 June 2019
• Dimethyldioxirane
  DMDO can also be used to convert nitro compounds to carbonyl compounds (Nef reaction).
  4 KB (481 words) - 12:00, 24 December 2022
• Regulatory quirks
  ...lution (though naturally the resulting volume is smaller), meaning one can convert 3x1 L bottles of 10% H₂O₂ into 1 L H₂O<sub
  44 KB (6,991 words) - 19:37, 8 January 2024
• Iron(III) nitrate
  ...drated solid form is gently heated in a stream of [[nitrogen dioxide]], to convert the water into nitric acid, then dried in a vacuum with a cold trap to remo
  5 KB (661 words) - 21:34, 5 November 2020
• Barium chromate
  Alternatively, one can convert the compound to [[barium sulfate]], while the Cr(VI) can be reduced to Cr(I
  5 KB (508 words) - 14:44, 5 June 2021
• Cyclen
  ...roduce a tosyl protecting group for amines. [[Sodium ethoxide]] is used to convert the tosyl diethylenetriamine into its sodium salt which reacts with the die
  4 KB (365 words) - 18:43, 24 January 2022