Provisional Peer-Reviewed Toxicity Values (PPRTVs)

Methylcyclopentane

CASRN 96-37-7

PPRTV Toxicity Values Summary Table

Noncancer Assessment

Estimate of Chronic Reference Dose for Oral Exposure (RfD)Last Updated: 09/15/2009
Data are inadequate to derive a chronic RfD.


Estimate of Subchronic Reference Dose for Oral Exposure (RfD)Last Updated: 09/15/2009
System RfD (mg/kg-day) Basis PoD UF Confidence
Whole Body Effects 4 x 10-1 Reduction in body weight gain NOAEL : 357 mg/kg-day 1000 Low
Species Studied: Rat
Duration: 5 d/wk, 4 weeks
Principal Study: Borriston Laboratories 1985, Halder et al. 1985
Note: The NOAEL of 500 mg/kg-day was duration-adjusted.



Estimate of Chronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 09/15/2009
Data are inadequate to derive a chronic RfC.


Cancer Assessment

Weight of Evidence for CancerLast Updated: 09/15/2009
IN - Inadequate information to assess carcinogenic potential.

Provisional Peer-Reviewed Toxicity Values (PPRTVs)