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Encyclopedia > Raschig process

The Raschig process is a commercial process to create phenol. It is done by the hydrolysis of chlorbenzene.


NH3 + NH2Cl -> N2H4 + NaCl + H2O


  Results from FactBites:
 
Raschig process - Wikipedia, the free encyclopedia (99 words)
The Raschig process is a chemical process for producing hydroxylamine (used for making caprolactam for nylon manufacture).
The process converts ammonium carbonate to ammonium nitrite, and this is converted to hydroxylamine disulfonate and thence to hydroxylamine sulfate.
Hydrazine is produced in the Olin Raschig process.
Process for preparing hydrazines - Patent 4013758 (4622 words)
A process according to claim 1 wherein R is hydrogen and R' is phenyl.
A process according to claim 1 wherein said amide is selected from the group consisting of potassium amide, lithium amide and sodamide.
In the Bergbau or Bayer processes, ammonia is reacted with chlorine in the presence of a ketone to form an intermediate diazocyclopropane or ketazine.
  More results at FactBites »


 

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