Tridecanal

INCI: TRIDECANAL (ALDEHYDE C-13)

CAS Number
10486-19-8
Function
Fragrance ingredient — waxy, fresh-citrusy, grapefruit-peel-like odor with floral character
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status restricted
US Notes Permitted; naturally occurring in foods; IFRA restricted with maximum use levels

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Confirmed skin sensitizer — IFRA max concentrations: 0.077% lip products, 0.023% axillae, 0.46% face/body . Not genotoxic. Not PBT. Naturally occurs in citrus fruits, milk products, chicken, and other foods . Polymerizes easily — may show white polymer floccules in liquid .

⚠️
Concern Level: High

Regulatory Flags

potential-allergen fragrance-component natural-origin ifra_fragrance fda_food_additive jecfa_safe

Frequently Asked Questions

Is Tridecanal safe in cosmetics?

Confirmed skin sensitizer — IFRA max concentrations: 0.077% lip products, 0.023% axillae, 0.46% face/body . Not genotoxic. Not PBT. Naturally occurs in citrus fruits, milk products, chicken, and other foods . Polymerizes easily — may show white polymer floccules in liquid . The EU classifies Tridecanal as "permitted". Safety rating: MODERATE.

Is Tridecanal allowed in the EU?

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

What does Tridecanal do in cosmetics?

Tridecanal functions as: Fragrance ingredient — waxy, fresh-citrusy, grapefruit-peel-like odor with floral character. It is classified as a cosmetic ingredient in our database. CAS number: 10486-19-8.

What is the Margin of Safety for Tridecanal?

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.

📱

Is Tridecanal in Your Products?

Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free →

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Tridecanal in your formulation.