# 1,3-Butadiene, 2-methyl-, polymer with 2-methyl-1-propene, chlorinated

URL: https://app.greenveil.ai/ingredients/ingredient_dtxsid_dtxsid701011433
Categories: industrial
Functions: synthetic rubbers>butyl rubbers (iir), synthetic rubbers>chlorinated rubbers / chloroprenes (cr)
Identifier: DTXSID701011433

> 1,3-Butadiene, 2-methyl-, polymer with 2-methyl-1-propene, chlorinated is used as synthetic rubbers>butyl rubbers (iir) / synthetic rubbers>chlorinated rubbers / chloroprenes (cr). EPA CPDat observed this chemical in 7 composition records across product categories including Home maintenance, Specialty occupational products, Raw materials. Compiled from 2 published data sources.

## Safety assessment

- Chemical concern: not yet assessed
- Is it a concern? We haven't assessed a concern score for this ingredient yet.
- Rationale: EPA CPDat observed this chemical in 7 composition records across product categories including Home maintenance, Specialty occupational products, Raw materials.

## Regulatory status

- US: commercial use observed — EPA CPDat observed this chemical in 7 composition records across product categories including Home maintenance, Specialty occupational products, Raw materials. EPA CPDat classifies this chemical for functional uses including synthetic rubbers>butyl rubbers (iir), synthetic rubbers>chlorinated rubbers / chloroprenes (cr).

## Data sources

- EPA Chemical and Products Database (updated 2019-02-27): http://siri.org/msds/f2/bcf/bcfwf.html
- EPA DSSTox Identifiers (updated 2025-12-29): https://epa.figshare.com/articles/dataset/Chemistry_Dashboard_Data_DSSTox_Identifiers_Mapped_to_CAS_Numbers_and_Names/5588566

_Assessed by Greenveil._