Dibutyl Sulphide

INCI: DIBUTYL SULPHIDE

CAS Number
544-40-1
Function
Masking agent (limited cosmetic relevance); primarily an industrial/laboratory chemical
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not a recognized cosmetic ingredient; no CFR cosmetic listing

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

GHS: Flam. Liq. 4 (H227), Skin Irrit. 2 (H315), Eye Irrit. 2A (H319), STOT SE 3 respiratory (H335). Combustible with strong unpleasant odor and severely deficient toxicological dataset. NOT suitable for cosmetic use.

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Concern Level: High

Regulatory Flags

ifra_fragrance fda_food_additive

Frequently Asked Questions

Is Dibutyl Sulphide safe in cosmetics?

GHS: Flam. Liq. 4 (H227), Skin Irrit. 2 (H315), Eye Irrit. 2A (H319), STOT SE 3 respiratory (H335). Combustible with strong unpleasant odor and severely deficient toxicological dataset. NOT suitable for cosmetic use. The EU classifies Dibutyl Sulphide as "permitted". Safety rating: POOR.

Is Dibutyl Sulphide allowed in the EU?

Dibutyl Sulphide EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Dibutyl Sulphide do in cosmetics?

Dibutyl Sulphide functions as: Masking agent (limited cosmetic relevance); primarily an industrial/laboratory chemical. It is classified as a cosmetic ingredient in our database. CAS number: 544-40-1.

What is the Margin of Safety for Dibutyl Sulphide?

not established 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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