# Chloroprene

URL: https://app.greenveil.ai/ingredients/ingredient_cas_126_99_8
Categories: beauty, cleaning, industrial
Functions: synthetic rubbers>chlorinated rubbers / chloroprenes (cr)
Identifier: 126-99-8

> Chloroprene is used as synthetic rubbers>chlorinated rubbers / chloroprenes (cr). Greenveil chemical-concern score: 100/100 — Critical concern driven by cmr.. Assessed from 6 sources.

## Safety assessment

- Chemical concern score: 100/100 — Critical concern driven by cmr.
- Confidence: 4
- Rationale: Chloroprene (stabilized); (2-Chlorobuta-1,3-diene) 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: Carcinogenic Cat. 1B()
- US: commercial use observed — EPA CPDat observed this chemical in 94 composition records across product categories including Cons. electronics, mech. appliances, and machinery, Home maintenance, Raw materials. EPA CPDat classifies this chemical for functional uses including synthetic rubbers>chlorinated rubbers / chloroprenes (cr).
- US: listed in openFDA substance — openFDA substance registry classifies this ingredient as chemical.

_Assessed by Greenveil._