BRAINCAKE

Organic Synthesis

OCR A-level ChemistryTopic 24 of 269 lessons

Revision notes for Organic Synthesis in OCR Chemistry A (H432). Every lesson in BrainCake comes with R.E.C.I.P.E. recall steps, a quick check and spaced reviews.

  1. Practical Techniques in Organic SynthesisMaking an organic compound in the lab is only half the job: the crude product is always mixed with unreacted starting materials, by-products and…
  2. Quickfit ApparatusQuickfit apparatus is a set of glassware with standard ground-glass joints that fit tightly together, so no corks or bungs are needed and vapours…
  3. Filtration under Reduced PressureFiltration under reduced pressure (also called vacuum or suction filtration) separates a solid from a liquid much faster than gravity filtration…
  4. RecrystallisationRecrystallisation purifies an impure organic solid.
  5. Melting Point DeterminationMeasuring the melting point of a solid is a quick test of its purity, and can help identify it.
  6. Identifying Functional GroupsIn synthesis and analysis you often need to find which functional groups a compound has.
  7. Aliphatic Synthetic RoutesAn aliphatic synthetic route converts one non-aromatic compound into another in one or more steps.
  8. Aromatic Synthetic RoutesAromatic synthetic routes start from benzene or phenol.
  9. Planning Multi-Stage SynthesesA multi-stage synthesis converts a starting material into a target molecule through two or more steps.

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