Table 1 Phthalates and their monoester metabolites

From: Association of prenatal urinary phthalate metabolite concentrations and childhood BMI and obesity

Phthalate Used in Urinary metabolite
Diethyl phthalate (DEP) Personal care products, fragrance Monoethyl phthalate (MEP)
Di-n-butyl phthalate (DBP) Personal care products, medications Mono-n-butyl phthalate (MBP)
Di-isobutyl phthalate (DiBP) Personal care products, medications Mono-isobutyl phthalate (MiBP)
Benzylbutyl phthalate (BzBP) Polychlorinated vinyl (PVC), adhesives, sealants, car care products Monobenzyl phthalate (MBzP)
Di-2-ethylhexyl phthalate (DEHP) PVC, flexible plastics (toys, film packaging, medical devices, building materials, garden hoses, and so on) Mono-2-ethylhexyl phthalate (MEHP)
Mono-(2-ethyl-5-hydroxyhexyl) phthalate (MEHHP)
   Mono-(2-ethyl-5-oxohexyl) phthalate (MEOHP)
   Mono-(2-ethyl-5-carboxypentyl) phthalate (MECCP)
Di-n-octyl phthalate (DOP) PVC, flexible plastics Mono-(3-carboxypropyl) phthalate (MCPP)a
Di-isononyl phthalate (DiNP) PVC, flexible plastics Mono-(carboxyoctyl) phthalate (MCOP)
Di-isodecyl phthalate (DiDP) PVC, flexible plastics Mono-(carboxynonyl) phthalate (MCNP)
  1. Adapted from CDC National Biomonitoring Program, Phthalate Biomonitoring Summaries
  2. aMCPP is also a minor metabolite of DBP and a non-specific metabolite of several high-molecular-weight phthalates.