Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate

INCI: HYDROXYPROPYL PHENYLHYDRAZINOYL T-BUTYLCARBAMATE

CAS Number
Not assigned [^1_11]
Function
Antistatic, UV absorber
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status prohibited
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not listed in 21 CFR Part 352 (OTC sunscreen monograph) โ€” not approved as a UV filter

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

CRITICAL: Phenylhydrazine moiety is a known genotoxic structural alert per ICH M7 / Ames-positive class; no CAS number assigned; no CIR or SCCS safety opinion; no published MoS; not recommended for use without full genotoxicity battery, dermal penetration, and photo-toxicity data

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Concern Level: High

Frequently Asked Questions

Is Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate safe in cosmetics?

CRITICAL: Phenylhydrazine moiety is a known genotoxic structural alert per ICH M7 / Ames-positive class; no CAS number assigned; no CIR or SCCS safety opinion; no published MoS; not recommended for use without full genotoxicity battery, dermal penetration, and photo-toxicity data The EU classifies Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate as "prohibited". Safety rating: POOR.

Is Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate allowed in the EU?

Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate do in cosmetics?

Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate functions as: Antistatic, UV absorber. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned [^1_11].

What is the Margin of Safety for Hydroxypropyl Phenylhydrazinoyl T-Butylcarbamate?

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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