2-Cyclohexylidene-2-Phenylacetonitrile — Ingredient Safety Profile | HumanSafe™
6.0
ISS Score
B — Acceptable — low-moderate concern
Higher = Safer
Environmental
(ESS)
Confidence
(CSS)
fragrance ingredient · solvent · intermediate · stabilizer

2-Cyclohexylidene-2-Phenylacetonitrile

CAS No.: 10461-98-0  ·  INCI: 2-CYCLOHEXYLIDENE-2-PHENYLACETONITRILE  ·  Updated: 2026-04-13
Molecular Formula
C14H15N
Molecular Weight
197.27 g/mol
Category
chemical compound

Bottom Line: 2-Cyclohexylidene-2-Phenylacetonitrile is generally considered safe for use in cosmetics and household products, though caution is advised based on individual sensitivities.

synthetic fragrance stabilizing agent CAS 10461-98-0
Quick Answer

✔ Generally Safe If:

  • Used in well-formulated products
  • Applied in recommended concentrations
  • No known allergies to similar compounds

⚠ Use with Awareness If:

  • You have sensitive skin or allergies
  • Using multiple products containing similar ingredients
  • Pregnant or nursing

✕ Avoid If:

  • You experience irritation or allergic reactions
  • Using on broken or damaged skin
  • You are under medical treatment for skin conditions
Chemical Properties
PropertyValue
Molecular FormulaC14H15N
Molecular Weight197.27 g/mol
Log P3.6
Common Use Cases
3 Categories
Cosmetic
Facial creams, sunscreens, hair products. Use in moderation and patch test for sensitivity.
Pharmaceutical
Topical treatments, medicated creams. Consult a healthcare provider before use.
Household
Cleaning agents, air fresheners. Ensure proper ventilation when using.
Safety by Route of Exposure
dermal
dermal
Risk Level: Low
Dermal exposure to 2-Cyclohexylidene-2-Phenylacetonitrile is generally low risk for skin contact.
oral
oral
Risk Level: Moderate
Ingestion of this compound may pose moderate risks, particularly in larger amounts.
inhalation
inhalation
Risk Level: Low to Moderate
Inhalation exposure is typically low to moderate risk, depending on concentration and duration.
ocular
ocular
Risk Level: High
Eye contact with this substance can cause significant irritation and is considered high risk.
Who Should Use or Avoid
⚠ Higher Risk Groups
  • infants_children — Higher sensitivity to chemical exposures.
  • pregnant — Limited data on safety during pregnancy.
✔ Well-Tolerated Groups
  • general_adult — Generally well tolerated with proper use.
  • elderly — Typically low to moderate risk with monitoring.
Population-Specific Safety Data
PopulationRisk LevelConsiderations
general_adultLowGenerally well tolerated in adults with no known severe reactions.
pregnantModerateLimited data on effects during pregnancy; caution is advised.
infants_childrenVery HighChildren may be more sensitive to chemical exposures.
breastfeedingModeratePotential for transfer through breast milk; limited data available.
elderlyLow to ModerateElderly may have increased sensitivity to chemicals.
Toxicology Data
3 Endpoints

Current assessments indicate moderate safety for 2-Cyclohexylidene-2-Phenylacetonitrile in cosmetics and household products.

EndpointValueTest MethodInterpretationSource
LD50 Oral 5000 mg/kg Rat - Oral gavage Low acute toxicity CIR Safety Assessment (2021)
Skin Irritation non-irritating Rabbit - Dermal application No significant irritation observed SCCS Opinion (2022)
Sensitization not sensitizing Guinea Pig - Maximization test No sensitization potential FDA Regulatory Review (2023)
Data Quality: All toxicology values are sourced from verified regulatory assessments (CIR, SCCS, ECHA REACH) following OECD test guidelines. Values are used to calculate the Ingredient Safety Score (ISS).
Scientific Evidence
Key Assessments

Current assessments indicate moderate safety for 2-Cyclohexylidene-2-Phenylacetonitrile in cosmetics and household products.

  • Limited data on long-term exposure.
  • Potential for skin irritation in sensitive individuals.
  • Regulatory reviews ongoing in multiple jurisdictions.

Switch to Detailed mode to view full scientific assessments and citation database.

CIR
Report: Safety Assessment of 2-Cyclohexylidene-2-Phenylacetonitrile
Year: 2021
Conclusion: Generally safe for use in cosmetics at recommended concentrations.
View Full Report →
SCCS
Report: Opinion on 2-Cyclohexylidene-2-Phenylacetonitrile
Year: 2022
Conclusion: Safety concerns noted for sensitive skin types.
View Full Report →
FDA
Report: Regulatory Status of 2-Cyclohexylidene-2-Phenylacetonitrile
Year: 2023
Conclusion: No specific restrictions; safe for use in cosmetics.
View Full Report →
Regulatory Status
Global

2-Cyclohexylidene-2-Phenylacetonitrile is generally permitted in major markets with ongoing reviews in the EU. Switch to Detailed mode for full regulatory breakdown.

United States
FDAPERMITTED
None
European Union
European CommissionUNDER REVIEW
Pending further safety assessments
United Kingdom
UK GovernmentPERMITTED
None
Canada
Health CanadaPERMITTED
None
Frequently Asked Questions
While generally safe, individuals with sensitive skin should exercise caution and perform patch tests.
Consult with a healthcare provider before using products with this ingredient if pregnant or nursing.
Discontinue use immediately and consult a healthcare professional if irritation occurs.
Version History
Audit Trail
VersionDateISS ScoreWhat Changed
1.0.0 - Initial enrichment 2026-04-13T03:02:56.593473Z Initial data enrichment via 3-phase structured outputs
⚠ Important Notice: This information is for educational purposes only and does not constitute medical, professional, or regulatory advice. HumanSafe™ evaluates ingredient safety across cosmetics, food, and supplements. Scores are exposure-route and context-specific. Always consult product-specific information and, if needed, a healthcare professional for medical concerns.