2,4,6-trichloroanisole

580 ng per capsule

Musty, like corked wine or a damp cellar”

Certified beer flavour standard used to train professional beer tasters to recognize and scale the intensity of musty character. 2,4,6-Trichloroanisole taints are imparted to beer via recycled paper, cardboard or wood. This extremely active compound imparts a musty odour to beer that resembles that of corked wine.

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

Flavour cards

Flavour standard information

Technical specification

Assessment
The best way to detect musty flavour notes from compounds such as 2,4,6-trichloroanisole 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
580 ng per capsule
Threshold
The flavour threshold of 2,4,6-trichloroanisole in beer is 10 – 500 ng / l.
Origins
Trichloroanisole taints are often associated with use of recycled wood and cardboard. The compound can migrate across packaging materials to contaminate raw materials, filter aids, and beer.
Confusions

Professional beer tasters can confuse 2,4,6-trichloroanisole flavours with

  • 2,4,6-Tribromoanisole
  • Acetaldehyde
  • 2,6-Dichlorophenol
Importance
Taint in beer. Trichloroanisole is associated with a high degree of consumer rejection, even at low levels. The flavour is often described by consumers as ‘chemical’ or ‘contaminated’.
CAS registry number
The CAS registry number of 2,4,6-trichloroanisole is 87-40-1.
Other names
  • methyl 2,4,6-trichlorophenyl ether
  • 1,3,5-trichloro-2-methoxybenzene
  • TCA
Remarks
2,4,6-Trichloroanisole is one of several chloroanisoles that can taint beer. The flavour produced by this compound is typical. The same compounds are also responsible for ‘cork taint’ in wine.
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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Capsule for trichloroanisole beer flavour standard
earn 9 points
£89.00

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