Facile synthesis of conjugated microporous polymer with spherical structure for solid phase extraction of phenyl urea herbicides

Y Guo, R Ma, W Liu, L Hao, Q Wu, Z Wang - Journal of Chromatography A, 2020 - Elsevier
A carbazolic conjugated microporous polymer (designated as CZ-CMP) was successfully
synthesized through Scholl reaction of carbazole with 1, 3, 5-triphenylbenzene. The CZ …

Spherical conjugated microporous polymers for solid phase microextraction of carbamate pesticides from water samples

R Wang, X Sun, X Wang, J Chen, B Wang… - Journal of Chromatography …, 2020 - Elsevier
Conjugated microporous polymers (CMPs) with uniform morphology have shown fascinating
application in the separation science. In this study, metal-free Knoevenagel condensation …

Fabrication of carboxyl functionalized microporous organic network coated stir bar for efficient extraction and analysis of phenylurea herbicides in food and water …

JH Han, YY Cui, XQ He, Y Zhang, CX Yang - Journal of Chromatography A, 2021 - Elsevier
Fabrication of novel coatings continues to be an area of great interest and significance in the
development and application of stir bar sorptive extraction (SBSE). In this work, a carboxyl …

A covalently cross‐linked microporous polymer based micro‐solid phase extraction for online analysis of trace pesticide residues in citrus fruits

T Wei, G Li, Z Zhang - Journal of separation science, 2019 - Wiley Online Library
Covalently cross‐linked microporous polymers are a new class of highly cross‐linked
porous network materials with large surface area and potential superiority in sample …

Triphenylamine-based hypercrosslinked organic polymer as adsorbent for the extraction of phenylurea herbicides

J Wu, R Ma, L Hao, C Wang, Q Wu, Z Wang - Journal of Chromatography A, 2017 - Elsevier
A hypercrosslinked organic polymer material (named as PPTPA) was prepared by a simple
one-step self-polycondensation of triphenylamine. A series of characterization experiments …

Aryl ketones-derived porous organic polymer for enrichment and sensitive detection of phenylurea herbicides in water, tea drink and mushroom samples

Y Zhang, G Zhang, W Liu, L Hao, Z Wang, Q Wu… - … of Chromatography A, 2022 - Elsevier
Three aryl ketones-derived porous organic polymers (ATP-POPM, ATP-POPP and ATP-
POPO) were fabricated through the aldol condensation reaction of acetylated triphenylsilane …

Low-cost Scholl-coupling microporous polymer as an efficient solid-phase microextraction coating for the detection of light aromatic compounds

X Xie, J Wang, J Zheng, J Huang, C Ni, J Cheng… - Analytica Chimica …, 2018 - Elsevier
A cost-effective microporous polymer was synthesized using cheap monomer and catalyst
via one-step Scholl-coupling reaction, and its chemical, morphological characteristics and …

Use of a hypercrosslinked triphenylamine polymer as an efficient adsorbent for the enrichment of phenylurea herbicides

X Liang, J Wang, Q Wu, C Wang, Z Wang - Journal of Chromatography A, 2018 - Elsevier
A hypercrosslinked triphenylamine polymer (HCTPA) was prepared through a simple one-
step Friedel-Crafts alkylation reaction. The HCTPA had an extended π-conjugated system …

Polymer monolith microextraction using poly (butyl methacrylate-co-1, 6-hexanediol ethoxylate diacrylate) monolithic sorbent for determination of phenylurea …

SL Lin, YR Wu, MR Fuh - Talanta, 2016 - Elsevier
In this study, recently developed 1, 6-hexanediol ethoxylate diacrylate (HEDA)-based
polymeric monoliths were utilized as sorbents for efficient extraction of phenylurea …

Preparation of hypercrosslinked porous polymer with manifold functional groups for sensitive determination of phenylurea herbicides in beverages and celtuce …

L Guo, M Tian, Z Li, Q Wang, Q Wu, L Hao, C Wang - Food Chemistry, 2023 - Elsevier
Wide use of phenylurea herbicide has caused serious residue problem and threaten human
health. It is important to develop viable method for their sensitive determination. Herein, a …