Hexyl methacrylate (CAS 0142-09-06) — Citrus N/A Note Fragrance Ingredient

Citrus · Floral

Hexyl methacrylate

CAS 0142-09-06

Origin
synthetic
Note
N/A
IFRA
Professional use
Data as of: Apr 2026

What Is Hexyl methacrylate?

Hexyl methacrylate is a synthetic compound used in industrial applications and some specialty adhesives. While not commonly found in consumer products, it’s important in manufacturing certain plastics and coatings. This ingredient matters because it demonstrates how chemical modifications can create materials with specific properties, though its use requires careful handling due to potential health considerations.

Safety Profile

PROFESSIONAL USE
Generally safeUse with awarenessProfessional use
Potential skin irritant
Respiratory sensitizer
CAS
0142-09-06
Formula
Mixture
MW
Variable
Odor Family
Citrus · Floral
Layer 1 · Enthusiast

What Does Hexyl methacrylate Smell Like?

Hexyl methacrylate has a sharp, acrid odor characteristic of acrylic monomers. The scent profile is industrial with plastic-like top notes that carry a faint fruity undertone. As it evaporates, the odor becomes more pungent and chemically aggressive, leaving a lingering synthetic impression. The dry-down reveals its true nature as a volatile monomer with no redeeming olfactory qualities for perfumery.

Scent Profile

In Famous Fragrances

Fragrance associations may not reflect actual formulations.

Layer 2

Chemistry, Properties & Perfumer Guide

The Chemistry

Hexyl methacrylate is an ester of methacrylic acid and hexanol, belonging to the acrylate family. This monomer is primarily used in polymerization reactions to create acrylic resins and specialty plastics. The hexyl chain provides flexibility to resulting polymers while maintaining the reactive double bond characteristic of methacrylates. Industrial synthesis typically involves esterification of methacrylic acid with hexanol under acidic conditions.

Physical & Chemical Properties

Boiling PointN/A
Melting PointN/A
Flash PointN/A
DensityN/A

Perfumer Guide

Note Position
N/A
Volatility
N/A
Blending
N/A
ApplicationTypical %RangeNotes
IndustrialN/AN/ANot for perfumery use

Classic Accords

Tip: This material is not suitable for fragrance applications.

Alternatives & Comparisons

1
Hexyl acetate CAS 142-92-7

A safer ester with fruity notes for fragrance applications where hexyl groups are desired.

Layer 3

Safety, Regulatory & Sustainability

⚠ Regulatory Disclaimer

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

IFRA Status

Not regulated by IFRA for fragrance use.

GHS Classification

H315 H317 H319 H334 H335

RIFM Assessment

Not evaluated by RIFM as it’s not a fragrance material.

Sustainability

As an industrial chemical, hexyl methacrylate is produced through petrochemical routes with standard environmental controls. Its use is limited to controlled industrial applications rather than consumer-facing products due to health and safety considerations.

Explore Hexyl methacrylate

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References

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

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