Hexyl Cinnamic Aldehyde (HCA)

 Kalama® Hexyl Cinnamic Aldehyde (HCA) is a close relative of ACA and preferred choice of many perfumers who consider HCA to be more floral and less fatty. HCA has the same general floral characteristics as ACA and likewise can be found in numerous soaps, detergents, and cosmetics. Commercial products containing HCA include anti perspirants, deodorants, detergents, fabric softeners, shampoo, and soaps.


Attribute Value
Production Facility Kalama, WA, USA
CAS No. 101-86-0
Flavor/Fragrance Notes Floral, jasmine, lily, green
Typical Properties
Assay 96.0% minimum (sum of cis & trans isomers)
Odor Characteristic
Color Pale Yellow
Appearance Liquid
Flash Point >100C (>212F)
Refractive Index (20C) 1.548 - 1.552
Specific Gravity (25C) 0.952 - 0.962
Solidification Point 4C (39F)
Additives BHT (butylated hydroxy toluene) antioxidant; alternative stabilized with TBHQ (tert-butyl hydroquinone) available
Application Group Application Description   Notes
Flavor & Fragrance Blend Fragrance Application Key fragrance ingredient and close relative of ACA Jasmine, lily, green
Household Care Fragrance Application Fragrance used in detergents. Floral
Personal Care Fragrance Application Key fragrance ingredient used in numerous soaps, shampoos, and deodorants. More floral and less fatty than Amyl Cinnamic Aldehyde, with same general floral characteristics. Jasmine, lily, green

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