Phosphoric acid, bis(2-ethylhexyl) ester (CAS 0298-07-07) — Citrus N/A Note Fragrance Ingredient

ByThe Good Scents
Citrus · Floral

Phosphoric acid, bis(2-ethylhexyl) ester

CAS 0298-07-07

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

What Is Phosphoric acid, bis(2-ethylhexyl) ester?

Phosphoric acid, bis(2-ethylhexyl) ester is a synthetic compound primarily used in industrial applications rather than consumer products. It may be encountered in specialized materials or as a chemical intermediate. This ingredient is not commonly found in fragrances or personal care items due to its industrial nature and functional properties.

Safety Profile

PROFESSIONAL USE
Generally safeUse with awarenessProfessional use
⚠ Industrial chemical – not for consumer use
✗ Avoid skin contact
CAS
0298-07-07
Formula
Mixture
MW
Variable
Odor Family
Citrus · Floral
Layer 1 · Enthusiast

What Does Phosphoric acid, bis(2-ethylhexyl) ester Smell Like?

This compound is not typically used for its odor profile in fragrance applications. As an industrial chemical, it lacks the characteristic scent notes found in perfumery ingredients. Its primary function is as a chemical intermediate or additive in non-fragrance applications.

Scent Profile

In Famous Fragrances

Fragrance associations may not reflect actual formulations.

Layer 2

Chemistry, Properties & Perfumer Guide

The Chemistry

Phosphoric acid, bis(2-ethylhexyl) ester is an organophosphate compound synthesized through esterification reactions. It belongs to the class of phosphate esters, which are commonly used as plasticizers, flame retardants, or lubricant additives. The molecule features two 2-ethylhexyl groups attached to a phosphate center, giving it both hydrophobic and hydrophilic properties.

Physical & Chemical Properties

Perfumer Guide

Note Position
N/A
Volatility
N/A
Blending
N/A
ApplicationTypical %RangeNotes

Classic Accords

Tip: Not recommended for fragrance applications.

Alternatives & Comparisons

Layer 3

Safety, Regulatory & Sustainability

⚠ Regulatory Disclaimer

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

IFRA Status

Not regulated by IFRA as it is not a fragrance ingredient.

RIFM Assessment

Not assessed by RIFM as it is not a fragrance material.

Sustainability

As an industrial chemical, phosphoric acid, bis(2-ethylhexyl) ester is produced synthetically with considerations for industrial safety rather than environmental fragrance standards. Its environmental impact should be assessed according to industrial chemical regulations.

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References

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

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