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Heptanaldehyde is an alkyl aldehyde. It is a colourless liquid with a strong fruity odor, which is used as precursor to components in perfumes and lubricants+
H 1278 (OTTO) Heptaldehyde, 95% Cas 111-71-7 - used in the manufacture of α-amylcinnamaldehyde, a component of many fragrances. It is the precursor to 1-heptanol and ethyl heptanoate, the latter being a component of certain lubricants.