C.I. Solvent yellow 33 (CAS 8003-22-3) — Citrus N/A Note Fragrance Ingredient

ByThe Good Scents
Citrus · Floral

C.I. Solvent yellow 33

CAS 8003-22-3

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

What Is C.I. Solvent yellow 33?

C.I. Solvent Yellow 33 is a synthetic dye primarily used in industrial applications rather than perfumery. Consumers might encounter it in colored solvents, inks, or certain industrial coatings. While not a fragrance ingredient, its presence in some consumer products warrants understanding for those with chemical sensitivities.

Safety Profile

PROFESSIONAL USE
Generally safeUse with awarenessProfessional use
⚠ Industrial chemical – not for fragrance use
✗ Avoid skin contact in pure form
CAS
8003-22-3
Formula
Mixture
MW
Variable
Odor Family
Citrus · Floral
Layer 1 · Enthusiast

What Does C.I. Solvent yellow 33 Smell Like?

This synthetic dye is not characterized by any distinct odor profile as it is not used in perfumery. Its primary function is as a colorant rather than a fragrance component.

Layer 2

Chemistry, Properties & Perfumer Guide

The Chemistry

C.I. Solvent Yellow 33 is a synthetic dye belonging to the azo dye class. It is produced through industrial chemical synthesis processes, primarily for coloring applications in solvents and industrial products. The exact molecular structure and synthesis route are proprietary information held by manufacturers.

Physical & Chemical Properties

Perfumer Guide

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

Classic Accords

Tip: Not recommended for use in perfumery.

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 material.

RIFM Assessment

No RIFM assessment as it is not a fragrance material.

Sustainability

As an industrial synthetic dye, environmental considerations focus on proper disposal and preventing contamination of water systems. There are no known natural sources of this compound.

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References

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

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