(1) But 12 compounds(ethanal etc. ) which included 7 unique components of M. domestica were not detected in M. sieversii.

(2) Glyoxal is prepared with waste liquid propellant HNO 3 - 27 S and ethanal.

(3) There are over 70 kinds of nutritious content such as triterpenoid compound, ant acid, herbaceous ethanal and triphosphate.

(4) Alcohol dehydrogenase An enzyme that converts ethanol into acetaldehyde ( ethanal ).

(5) Simple examples of aldehydes are methanal ( formalaehyde , HCHO ) and ethanal ( acetaldehyde , CH 3 CHO ).