A mini review on 6PPD quinone: A new threat to aquaculture and fisheries

K Bohara, A Timilsina, K Adhikari, A Kafle… - Environmental …, 2023 - Elsevier
Numerous toxic substances are directly and indirectly discharged by humans into water
bodies, causing distress to the organisms living on it. 6PPD, an amino antioxidant from tires …

Mass spectrometry analysis of a ubiquitous tire rubber-derived quinone in the environment

G Cao, J Zhang, W Wang, P Wu, Y Ru, Z Cai - TrAC Trends in Analytical …, 2022 - Elsevier
Abstract N-(1, 3-dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) is a globally
ubiquitous tire rubber antioxidant. Its transformation product, 6PPD-quinone, has been …

The Tire-Derived Chemical 6PPD-quinone Is Lethally Toxic to the White-Spotted Char Salvelinus leucomaenis pluvius but Not to Two Other Salmonid Species

K Hiki, H Yamamoto - Environmental Science & Technology …, 2022 - ACS Publications
N-(1, 3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine-quinone, also known as 6PPD-
quinone (6PPD-Q), was recently identified as the toxic chemical that causes acute mortality …

First Report on the Occurrence of N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) and 6PPD-Quinone as Pervasive Pollutants in Human Urine from …

B Du, B Liang, Y Li, M Shen, LY Liu… - Environmental Science & …, 2022 - ACS Publications
N-(1, 3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) and its quinone derivative,
6PPD-quinone (6PPD-Q), have been found to be prevalent in the environment, but there are …

Screening p-Phenylenediamine Antioxidants, Their Transformation Products, and Industrial Chemical Additives in Crumb Rubber and Elastomeric Consumer …

HN Zhao, X Hu, M Gonzalez, CA Rideout… - Environmental …, 2023 - ACS Publications
Recently, roadway releases of N, N′-substituted p-phenylenediamine (PPD) antioxidants
and their transformation products (TPs) received significant attention due to the highly toxic …

Environmental occurrence and toxicity of 6PPD quinone, an emerging tire rubber-derived chemical: a review

K Zoroufchi Benis, A Behnami, S Minaei… - … & Technology Letters, 2023 - ACS Publications
N-(1, 3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) is a chemical added to tires
to prevent their oxidative degradation. 6PPD is highly reactive with ozone and oxygen …

Transformation products of tire rubber antioxidant 6PPD in heterogeneous gas-phase ozonation: identification and environmental occurrence

HN Zhao, X Hu, Z Tian, M Gonzalez… - Environmental …, 2023 - ACS Publications
6PPD, a tire rubber antioxidant, poses substantial ecological risks because it can form a
highly toxic quinone transformation product (TP), 6PPD-quinone (6PPDQ), during exposure …

Ubiquity of amino accelerators and antioxidants in road dust from multiple land types: Targeted and nontargeted analysis

R Jin, Y Wu, Q He, P Sun, Q Chen, C Xia… - Environmental …, 2023 - ACS Publications
Amino accelerators and antioxidants (AAL/Os), as well as their degradation derivatives, are
industrial additives of emerging concern due to their massive production and use …

Urine excretion, organ distribution, and placental transfer of 6PPD and 6PPD-quinone in mice and potential developmental toxicity through nuclear receptor pathways

HN Zhao, SP Thomas, MJ Zylka… - Environmental …, 2023 - ACS Publications
The rubber antioxidant 6PPD has gained significant attention due to its highly toxic
transformation product, 6PPD-quinone (6PPDQ). Despite their detection in urines of …

Occurrence and Fate of Substituted p-Phenylenediamine-Derived Quinones in Hong Kong Wastewater Treatment Plants

G Cao, W Wang, J Zhang, P Wu, H Qiao… - Environmental …, 2023 - ACS Publications
para-Phenylenediamine quinones (PPD-Qs) are a newly discovered class of transformation
products derived from para-phenylenediamine (PPD) antioxidants. These compounds are …