Guar gum, 2-hydroxy-3-(trimethylammonio)propyl ether, chloride (CAS 65497-29-2) — Citrus Not applicable Note Fragrance Ingredient

Citrus · Floral

Guar gum, 2-hydroxy-3-(trimethylammonio)propyl ether, chloride

CAS 65497-29-2

Origin
synthetic
Note
Not applicable
IFRA
Professional use
Data as of: Apr 2026

What Is Guar gum, 2-hydroxy-3-(trimethylammonio)propyl ether, chloride?

This synthetic compound is derived from guar gum, a natural thickener found in foods and cosmetics. It’s primarily used in industrial applications rather than consumer products. While chemically modified from a natural source, this specific derivative doesn’t play a significant role in fragrance creation or everyday consumer goods.

Safety Profile

PROFESSIONAL USE
Generally safeUse with awarenessProfessional use
Industrial handling precautions required
Limited safety data available
CAS
65497-29-2
Formula
Mixture
MW
Variable
Odor Family
Citrus · Floral
Layer 1 · Enthusiast

What Does Guar gum, 2-hydroxy-3-(trimethylammonio)propyl ether, chloride Smell Like?

This synthetic guar gum derivative has minimal odor characteristics. As an industrial chemical rather than a fragrance material, it lacks the volatile compounds typically associated with scent profiles. The odor, if detectable at all, would be faintly chemical with possible traces of the parent guar gum’s earthiness.

Layer 2

Chemistry, Properties & Perfumer Guide

The Chemistry

This compound is a chemically modified polysaccharide derived from guar gum. The modification introduces a cationic trimethylammonium group via ether linkage, making it water-soluble and positively charged. Such derivatives are typically synthesized through nucleophilic substitution reactions of guar gum with (3-chloro-2-hydroxypropyl)trimethylammonium chloride under alkaline conditions. These modifications dramatically alter the physical properties while maintaining the polymer backbone structure.

Physical & Chemical Properties

AppearanceWhite to off-white powder
SolubilityWater-soluble

Perfumer Guide

Note Position
Not applicable
Volatility
Non-volatile
Blending
Industrial use only
ApplicationTypical %RangeNotes
IndustrialVariesVariesNot used in perfumery

Classic Accords

Tip: Not applicable for fragrance formulation.

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’s not used in fragrance applications.

RIFM Assessment

No RIFM assessment as this is not a fragrance material.

Sustainability

As a synthetic derivative of a renewable resource (guar gum), this compound represents a modified natural polymer. The production process involves chemical modifications that may have environmental impacts, but the starting material itself is sustainably sourced from guar beans. Industrial scale production requires careful management of chemical reagents and byproducts.

Explore Guar gum, 2-hydroxy-3-(trimethylammonio)propyl ether, chloride

Browse essential oils and aroma compounds.

Browse on iHerb →

Affiliate disclosure: we may earn a small commission at no extra cost to you.

References

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

    Report a data error

    Similar Posts