2-acetyl pyridine

180 µg per capsule

Malty-biscuity, like pale barley malt or malt dust”

Certified beer flavour standard used to train professional beer tasters to recognize and scale the intensity of malty-biscuity character. 2-Acetyl pyridine is one of many compounds formed during malt kilning which impart malty notes to fresh beer.

Food grade | free from sensory impurities | extensively tested | safe to smell and taste.

Flavour cards

Flavour standard information

Technical specification

The best way to detect malty flavour notes in beer is as follows. Without covering the glass, swirl the beer to release the aroma. Take a single short sniff. Repeat as necessary.
Amount of flavour per capsule
180 µg per capsule
The flavour threshold of 2-acetyl pyridine in beer is 60 µg / l.
2-Acetyl pyridine is one of many compounds formed during malt kilning. Such flavours become more prominent in beers which have been contaminated with caustic cleaning agents.

2-Acetyl pyridine can be confused by tasters with the following flavours

  • Sodium bicarbonate
  • Isobutyraldehyde
  • Benzaldehyde
2-Acetyl pyridine is present in all beers made with barley malt. It is a desirable component of the flavour of many lagers, ales and stouts. It is a characteristic flavour, present together with many other Maillard reaction products, in many lagers and ales.
CAS registry number
The CAS registry number of 2-acetyl pyridine is 1122-62-9.
Other names
  • 2-acetopyridine
  • 2-pyridyl methyl ketone
  • 1-(2-pyridinyl) ethanone
  • methyl-2-pyridyl ketone
  • popcorn pyridine
  • 1-pyridin-2-ylethanone
2-Acetyl pyridine is one of many similar compounds which are responsible for the range of malty characters found in beer.
Threshold distribution
Capsules per pot
Legal notices
This product is protected by the following trade marks and patents:
  • US Patent no. D679900
  • European Community Trade Mark
    Registration no. 009937574
  • European Community Trade Mark
    Registration no. 009856527
  • US Trade Mark Registration no. 4345057
  • US Trade Mark Registration no. 4345056
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malty-biscuity beer flavour standard - 2-acetyl pyridine
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