Butanals

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Butanals are aldehydes with four carbon atoms. They have the general molecular formula C 4 H 8 O and a molar mass of 72.11 g / mol. There are only two isomers :

Butanals
Surname n -butanal Isobutanal
other names n -Butyraldehyde Isobutyraldehyde
Structural formula Butyraldehyde 200.svg Isobutyraldehyde 200.svg
CAS number 123-72-8 78-84-2
PubChem 261 6561
Molecular formula C 4 H 8 O
Molar mass 72.11 g mol −1
Physical state liquid
Melting point −91.7 ° C −65 ° C
boiling point 75 ° C 64 ° C

Crotyl alcohol , 3-buten-1-ol and butanone also have the same empirical formula .

Individual evidence

  1. ↑ a b Entry on butyraldehyde in the GESTIS substance database of the IFA , accessed on May 24, 2016(JavaScript required) .
  2. ↑ a b Entry on isobutyraldehyde in the GESTIS substance database of the IFA , accessed on May 24, 2016(JavaScript required) .