Results 241 to 250 of about 164,713 (337)

Closed‐Loop Recyclable Polyhexahydrotriazine Aerogels Utilizing N,N‐Dimethyl Lactamide as a Green Solvent

open access: yesChemSusChem, EarlyView.
The synthesis of chemically recyclable polyhexahydrotriazine (PHT) aerogels, using N,N‐dimethyl lactamide, a nontoxic, label‐free solvent, is presented. The PHT aerogels exhibit low bulk density, high porosity, excellent thermal insulation, pronounced thermal stability, and enhanced mechanical performance. Furthermore, PHT aerogels can be depolymerized
Chang‐Lin Wang   +3 more
wiley   +1 more source

Tobacco carcinogen NNK promotes pancreatic cancer proliferation via LINC00857/β-catenin. [PDF]

open access: yesTob Induc Dis
Zhou C   +11 more
europepmc   +1 more source

Highly Concentrated Peroxodicarbonate for Efficient Oxidative Degradation of Kraft Lignin

open access: yesChemSusChem, EarlyView.
A two‐step protocol is developed for the efficient oxidative degradation of Kraft lignin. This method utilizes a highly concentrated peroxodicarbonate solution at moderate temperatures, followed by thermal treatment, significantly enhancing monoaromatic yield up to 15.6 wt%.
Niclas Schupp   +4 more
wiley   +1 more source

Quantitative Investigation of Nitrosamine Drug Substance‐Related Impurities (NDSRIs) Under Artificial Gastric Conditions by Liquid Chromatography–Tandem Mass Spectrometry and Structure–Activity Relationship Analysis

open access: yesDrug Testing and Analysis, EarlyView.
The study provides information about the impact of physiological gastric conditions on the unbeneficial occurrence of nitrosamine drug substance–related impurities (NDSRIs). Both main factors for nitrosation in the form of acidic conditions and the presence of nitrite were adequately chosen for triggering the conversion of drug compounds into NDSRIs ...
Matthias Vogel   +5 more
wiley   +1 more source

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