1,3-Nonanediol acetate (mixed esters) (CAS 1322-17-4) — Green Middle Note Fragrance Ingredient

Green · Woody

1,3-Nonanediol acetate (mixed esters)

CAS 1322-17-4

Origin
synthetic
Note
Middle
IFRA
Generally safe
Data as of: Apr 2026

What Is 1,3-Nonanediol acetate (mixed esters)?

1,3-Nonanediol acetate is a synthetic fragrance ingredient used in perfumes and personal care products. It contributes fresh, green, and slightly fruity nuances to formulations. This molecule helps create modern, clean scent profiles in body washes, deodorants, and fabric softeners where a long-lasting freshness is desired.

Safety Profile

GENERALLY SAFE
Generally safeUse with awarenessProfessional use
No major safety concerns
Not classified as an allergen
CAS
1322-17-4
Formula
Mixture
MW
Variable
Odor Family
Green · Woody
Layer 1 · Enthusiast

What Does 1,3-Nonanediol acetate (mixed esters) Smell Like?

1,3-Nonanediol acetate presents a crisp, dewy green character with subtle melon-like undertones. The opening is fresh and slightly aqueous, reminiscent of cucumber skin or young bamboo shoots. As it develops, a soft muskiness emerges, lending body without heaviness. The dry-down reveals a clean, almost laundry-like quality with exceptional tenacity on fabric. Its odor profile bridges fruity freshness with woody-musky depth, making it versatile for modern green-floral compositions.

Scent Profile
Layer 2

Chemistry, Properties & Perfumer Guide

The Chemistry

1,3-Nonanediol acetate belongs to the ester class, synthesized through esterification of 1,3-nonanediol with acetic acid. The mixed esters form a complex of positional isomers that influence its odor profile. While purely synthetic in commercial use, related structures occur naturally in some fruits and vegetables. The acetate group enhances volatility compared to the parent diol, while the nine-carbon chain provides optimal hydrophobicity for fabric substantivity.

Physical & Chemical Properties

AppearanceColorless to pale yellow liquid
SolubilitySoluble in alcohol, insoluble in water

Perfumer Guide

Note Position
Middle
Volatility
Medium (2-6 hours)
Blending
Good
ApplicationTypical %RangeNotes
Fabric Care0.5-2%Up to 3%Provides lasting freshness
Personal Care0.1-1%Up to 1.5%Clean green modifier

Classic Accords

Tip: Use with citrus top notes to prevent harshness in green compositions.

Alternatives & Comparisons

1
Hexyl acetate CAS 142-92-7

For brighter fruity-green effects with higher volatility

2
Verdox CAS 88-41-5

When more woody-green character is needed

Layer 3

Safety, Regulatory & Sustainability

⚠ Regulatory Disclaimer

General reference only. Consult current IFRA Standards Library before formulating.

IFRA Status

Not restricted under current IFRA standards.

RIFM Assessment

Not currently evaluated by RIFM but structurally similar compounds show low toxicity.

Sustainability

As a synthetic material, 1,3-Nonanediol acetate production avoids agricultural land use. Modern manufacturing processes typically employ green chemistry principles to minimize waste. The material’s substantivity reduces wash-off in laundry applications, potentially lowering overall fragrance load requirements.

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References

  1. Bauer et al. (2001). Common Fragrance and Flavor Materials.
  2. Arctander (1969). Perfume and Flavor Chemicals.

Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.

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