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n-Nitrosodi-n-Propylamine

CAS Number

621-64-7

Synonym

Dipropylnitrososamine; Di-n-propylnitrosamine; n,n-di-n-propylnitrosamine; DPNA; NDPA; Nitrosodipropylamine; n-nitrosodipropylamine; n-nitroso-n-propyl-1-propanamine

Occurrence/Use

Research chemical; byproduct of some manufacturing processes; contaminant in some weedkillers

n-Nitrosodi-n-Propylamine

Cancer Potency Information

Inhalation Unit Risk (μg/cubic meter)-1: 
2.0 E-3
Inhalation Slope Factor (mg/kg-day)-1: 
7.0 E+0
Oral Slope Factor (mg/kg-day)-1: 
7.0 E+0
Comments/References: 

OEHHA 2009. Air Toxics Hot Spots Program Technical Support Document for Cancer Potencies. Appendix B. Chemical-specific summaries of the information used to derive unit risk and cancer potency values. Updated 2011.

Air

Proposition 65

Chemical Status

Cancer: 
Currently listed

Cancer

Listed as causing: 
Cancer
Date of Listing: 
01/01/1988
Basis for Listing: 
State's Qualified Experts

Safe Harbor Levels

Cancer
No Significant Risk Level (NSRL): 
0.1 µg/day