National Toxicology Program

National Toxicology Program

Testing Status of di-isoheptyl phthalate - 09002


CASRN: 71888-89-6

Formula: none provided

Synonyms/Common Names

  • 1,2-Benzenedicarboxylic acid, di-C6-8-branched alkyl esters, C7-rich
  • Diisoheptyl phthalate

Known Uses

plasticizer used in applications such as vinyl flooring, tile, and carpet backing, molding and coating plastisols, partial replacement for higher molecular weight phthalate plasticizers in extrusion, injection molding

Chemical Properties

Toxicity Effects (HSDB)

Organ Systems Toxicity

  • Utero-Lactational (Gavage)  (R09002)  Completed 
    • Mice: B6C3F1
  • Utero-Lactational (Intravenous)  (R09002)  Completed 
    • Mice: B6C3F1
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.