trans,trans-2,4-heptadienal

450 µg per capsule
Rancid oil, like cod liver oil”

Certified spirits flavour standard used to train professional beer tasters to recognize and scale the intensity of rancid oil character. Food grade | free from sensory impurities | extensively tested | safe to smell and taste.

Flavour standard information

Technical specification

Assessment
The best way to for tasters to detect rancid oil flavours in spirits 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
450 µg per capsule
Confusions
  • Not yet known
CAS registry number
The CAS registry number for 2,4-heptadienal is 4313-03-5.
Other names
  • (2E,4E)-hepta-2,4-dienal
  • (2trans,4trans)- hepta-2,4-dienal
  • (E)-2,(E)-4-heptadien-1-al
  • (E,E)-2,4-heptadien-1-al
  • trans-2,trans-4-heptadien-1-al
  • trans,trans-2,4-heptadien-1-al
  • (E,E)-2,4- heptadienal
Threshold distribution
Graph
Capsules per pot
10
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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