Provisional Peer-Reviewed Toxicity Values (PPRTVs)

Cyclohexene

CASRN 110-83-8

PPRTV Toxicity Values Summary Table

Noncancer Assessment

Estimate of Chronic Reference Dose for Oral Exposure (RfD)Last Updated: 12/04/2012
System RfD (mg/kg-day) Basis PoD UF Confidence
Hematologic 5 x 10-3 Statistically significant increase in bilirubin BMDL(1SD) : 4.81 mg/kg-day 1000 Low
Species Studied: Rat
Duration: 43-53 days
Principal Study: MHLW 2001a



Estimate of Subchronic Reference Dose for Oral Exposure (RfD)Last Updated: 12/04/2012
System RfD (mg/kg-day) Basis PoD UF Confidence
Hematologic 5 x 10-2 Statistically significant increase in bilirubin BMDL(1SD) : 4.81 mg/kg-day 100 Low
Species Studied: Rat
Duration: 43-53 days
Principal Study: MHLW 2001a



Estimate of Chronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 12/04/2012
See attachment to the assessment's appendix for quantitative screening values.


Estimate of Subchronic Reference Concentration for Inhalation Exposure (RfC)Last Updated: 12/04/2012
Data are inadequate to derive a subchronic RfC.


Cancer Assessment

Weight of Evidence for CancerLast Updated: 12/04/2012
IN - Inadequate for an assessment of carcinogenic potential

Provisional Peer-Reviewed Toxicity Values (PPRTVs)