Hydroxybenzaldehyde

INCI: HYDROXYBENZALDEHYDE

CAS Number
123-08-0 (4-isomer); related isomers 100-83-4 (3-) and 90-02-8 (2-/salicylaldehyde)
Function
Fragrance ingredient
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status prohibited
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no CFR restriction; CIR reviewed Benzaldehyde group as safe as used

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Skin irritant (H315) and eye irritant (H319) at raw material concentrations; respiratory irritant (H335); 3-isomer shows Category 2 skin and eye irritation

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Concern Level: Moderate

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Hydroxybenzaldehyde safe in cosmetics?

Skin irritant (H315) and eye irritant (H319) at raw material concentrations; respiratory irritant (H335); 3-isomer shows Category 2 skin and eye irritation The EU classifies Hydroxybenzaldehyde as "prohibited". Safety rating: GOOD.

Is Hydroxybenzaldehyde allowed in the EU?

Hydroxybenzaldehyde EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydroxybenzaldehyde do in cosmetics?

Hydroxybenzaldehyde functions as: Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 123-08-0 (4-isomer); related isomers 100-83-4 (3-) and 90-02-8 (2-/salicylaldehyde).

What is the Margin of Safety for Hydroxybenzaldehyde?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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