Cypressan: A Fresh Green-Woody Fragrance Ingredient Inspired by Nature

Galbora
Oct 27
2 min read

Introduction: Cypressan

Cypressan (chemical name: 2-tert-Pentylcyclohexyl acetate) is a synthetic fragrance compound with a green, woody, fruity, and pine-like scent. It brings a natural, fresh character to perfumery compositions, particularly in woody-green and aromatic accords. Cypressan does not occur naturally and is produced synthetically.

Chemical Structure and Physical Properties

Property	Value
Molecular Formula	C₁₃H₂₄O₂
Molecular Weight	212.33 g/mol
Appearance	Clear to pale yellow liquid
Flash Point	> 100 °C
Vapor Pressure (25 °C)	3.54 Pa
GC Purity	≥ 97% (total isomers)
CLogP	4.91
Solubility	Soluble in alcohols and oils, insoluble in water
CAS Number	67874-72-0
Natural Occurrence	Not found in nature (synthetic)

Sensory Properties and Odor Profile

Cypressan exhibits a green, woody, fruity, and pine-like fragrance profile that evokes the freshness of open nature and forest air. It provides depth and vitality to woody, herbal, and camphoraceous notes, making it ideal for modern fragrance compositions with a natural, aromatic feel.

It blends harmoniously with materials such as cedarwood derivatives, pine accords, and herbal-green notes, enriching both top and middle notes of perfumes.

Applications

Perfumery

Used as a modifier in woody, green, camphoraceous, and powdery accords.
Adds natural freshness and depth to compositions featuring pine, cypress, and green tones.

Personal Care and Cosmetic Products

Suitable for fine fragrances, deodorants, shampoos, and body washes.
Provides a clean, invigorating scent that enhances product appeal.

Household Products

Used in air fresheners, fabric softeners, and household cleaners with pine or green-woody themes.

Stability in Different Formulations

Product Type	pH	Stability
Fine Fragrances	3.0	Good
Fabric Softeners	3.0	Good
Deodorants	3.5	Good
Toiletries / Personal Care	6.0	Good
Liquid Detergents	9.0	Moderate
Soaps	10.0	Good
Powder Detergents	11.0	Good
Bleaches	14.0	Good

Substantivity and Diffusivity

Test Surface	Substantivity
Skin	Moderate
Dry Fabric	Moderate
Wet Fabric	Good
Hair	Moderate
Olfactive Diffusivity	Strong
Blotter Longevity	> 24 hours

Typical Use Levels

Typical use level of Cypressan in fragrance formulations is below 10%, depending on the desired olfactive intensity and product type.At this concentration, Cypressan provides a well-balanced freshness and lasting natural character without overpowering other ingredients.

Conclusion

Cypressan is a versatile synthetic fragrance ingredient that captures the green, woody, and pine-like freshness of nature. With its excellent stability, long-lasting character, and compatibility across various applications, it serves as a valuable tool for perfumers and formulators seeking to enrich woody-green, herbal, or outdoor-inspired fragrance concepts.

Its pleasant balance between diffusivity and substantivity makes Cypressan ideal for modern perfumery, personal care, and home care products.

This article was researched and written by Galbora.

Use of this content is permitted when citing the source.