Skip to content

SILVER METHYLMERCAPTOPYRIMIDINE

45

Safety score · 0–100

Moderate

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A silver-based complex with a mercaptopyrimidine ligand, functioning as an antimicrobial agent in specialized cosmetic formulations.

Silver Methylmercaptopyrimidine is a silver-organic complex formed by reacting tetraethyl orthosilicate, 2-mercapto-4-methylpyrimidine hydrochloride, and silver nitrate. Silver and silver compounds have a long history of antimicrobial use, but this specific complex has limited published toxicological data. The presence of both silver and a sulfur-containing heterocycle raises concerns about potential skin discoloration (argyria) from prolonged use and the environmental impact of silver discharge. It is not specifically listed in EU Annexes II or III, but the novel nature of this complex warrants caution.

Skin benefits

  • Antimicrobial properties for preservative or active claims
  • May provide deodorizing benefits

Known concerns

  • Risk of skin discoloration (argyria) with prolonged use
  • Limited toxicological data for this specific compound
  • Silver environmental concerns in aquatic systems
  • Potential for mercaptopyrimidine allergenicity

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Check your shelf

Find SILVER METHYLMERCAPTOPYRIMIDINE in your products.

Scan any cosmetic product with LuxSense to see if it contains SILVER METHYLMERCAPTOPYRIMIDINE and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.