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Basic IUPAC Organic Nomenclature

Aldehydes

Nomenclature
Formula
3D structure
Functional class name = ?

Substituent suffix = -al  e.g. ethanal

Substituent prefix = oxo-


  • Functional group is an aldehyde, therefore suffix = -al
  • Hydrocarbon structure is an alkane therefore -ane
  • The longest continuous chain is C3 therefore root = prop
propanal




CH3CH2CHO



organic chemistry ©Dr. Ian Hunt, Department of Chemistry University of Calgary