Dibutyl phthalate is a chemical compound, a diester and a phthalate ester.

Chemical name dibutyl benzene-1,2-dicarboxylate

Molecular Formula C16H22O4

Significant substances present or used in the production method:
phthalic acid, butan-1-ol.


Safety
It is a plasticiser and a known environmental contaminant. Its use in cosmetics has been banned since 2005 as a possible endocrine disruptor.
https://www.sciencedirect.com/science/article/pii/S0048969721021082?via%3Dihub

What it is used for and where
Cosmetics

Synonyms: EC number 201-204-4
UNII 1CS02G8656
DTXSID3025542

CAS: 84-74-2