CheckVegan

Is Hydroxypropyl-p-Phenylenediamine vegetarian?

Hydroxypropyl-p-Phenylenediamine

Vegetarian Vegetarian
Vegan Vegan

Hydroxypropyl-p-Phenylenediamine is a synthetic organic compound used as a hair dye intermediate, chemically known as 3-(2,5-diaminophenyl)propan-1-ol.

Also known as 1928659-47-5, 3-(2,5-Diaminophenyl)propan-1-ol, Hydroxypropyl-p-Phenylenediamine 2HCl, Hydroxypropyl-p-phenylenediamine and Hydroxypropyl-p-phenylenediamine 2HCl
INCI name Hydroxypropyl-p-Phenylenediamine
CAS number 73793-79-0
EC number 827-723-1
CosIng ID 96872
Last reviewed 4 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.

Report an issue