cis-3-hexenol

Technical specification

Assessment

Grassy taints in water in water can be detected in the following way. Without covering the glass, swirl the sample to release the aroma. Take a single short sniff. Repeat as necessary.

Amount of flavour per capsule

2.9 mg per capsule

Threshold

The flavour threshold of cis-3-hexenol in water is 950 µg / l.

Origins

3-Hexenol is derived from leaching of chemicals from grass and vegetation, and from growth of algae. The compound is produced in plants through the action of the enzyme lipoxygenase.

Importance

cis-3-Hexenol imparts a pleasant, but nevertheless atypical, grassy note to water. The compound often occurs in association with cis-3-hexenyl acetate.

CAS registry number

The CAS registry number of cis-3-hexenol is 928-96-1.

Other names

• (Z)-hex-3-en-1-ol
• cis-hex-3-en-1-ol
• (Z)-3-hexen-1-ol
• beta,gamma-hexen-1-ol
• cis-3-hexen-1-ol
• (Z)-3-hexenol
• cis-3-hexenol
• beta-gamma-hexenol
• leaf alcohol

Remarks

cis-3-Hexenol is unstable at high pH values and does not survive well in alkaline waters.

Threshold distribution

Capsules per pot

10