Vinylstyrene

INCI: VINYLSTYRENE

CAS Number
1321-74-0 (Divinylbenzene)
Function
Fragrance / Hair fixative
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes Not specifically restricted; permitted in cosmetics

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Residual styrene monomer concern; potential respiratory irritant; monitor monomer levels in final product; IARC 2A classification for styrene monomer

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Concern Level: Moderate

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Vinylstyrene safe in cosmetics?

Residual styrene monomer concern; potential respiratory irritant; monitor monomer levels in final product; IARC 2A classification for styrene monomer The EU classifies Vinylstyrene as "permitted". Safety rating: MODERATE.

Is Vinylstyrene allowed in the EU?

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

What does Vinylstyrene do in cosmetics?

Vinylstyrene functions as: Fragrance / Hair fixative. It is classified as a cosmetic ingredient in our database. CAS number: 1321-74-0 (Divinylbenzene).

What is the Margin of Safety for Vinylstyrene?

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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