# Methyltin mercaptide

URL: https://app.greenveil.ai/ingredients/ingredient_cas_57583_35_4
Categories: beauty
Functions: Binder, Heat stabilizer, Processing aids not otherwise specified
Identifier: 57583-35-4

> Methyltin mercaptide is used as binder / heat stabilizer. Greenveil chemical-concern score: 100/100 — Critical concern driven by cmr.. Assessed from 3 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern driven by cmr.
- Confidence: 4
- Rationale: 2-Ethylhexyl 10-ethyl-4,4-dimethyl-7-oxo-8-oxa-3,5-dithia-4-stannatetradecanoate is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.

## Regulatory status

- EU: banned — Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products. CMR: Reprotoxic Cat. 2()
- US: commercial use observed — EPA CPDat observed this chemical in 11 composition records across product categories including Construction and building materials, Personal care. EPA CPDat classifies this chemical for functional uses including Heat stabilizer, Processing aids not otherwise specified, Binder.

_Assessed by Greenveil._