Results 191 to 200 of about 3,679,735 (330)

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

Exploring Single-Atom Nanozymes Toward Environmental Pollutants: Monitoring and Control. [PDF]

open access: yesNanomicro Lett
Wu G   +11 more
europepmc   +1 more source

Enhanced oxidative Degradation of Kraft Lignin by highly concentrated Peroxodicarbonate

open access: yesChemSusChem, Accepted Article.
The oxidative degradation of technically relevant types of Kraft lignin is efficiently accomplished by a significantly improved two‐step protocol. The key is the use of highly concentrated peroxodicarbonate solution which selectively oxidizes the lignin particles at moderate temperature which are thermally treated in a subsequent step.
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

Benzochalcogenodiazoles, Synthesis, and Applications in Medicinal Chemistry and Photomedicine

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Benzochalcogenodiazoles (BXD) including benzoxadiazoles, benzothiadiazoles, and benzoselenadiazoles are initially mainly designed for optoelectronic materials as electron‐deficient cores. Nevertheless, they are now extending their application to biology.
Jean‐Elie Zheng   +2 more
wiley   +1 more source

Control of the Autophagy Maturation Step by the MAPK ERK and p38: Lessons from Environmental Carcinogens

open access: yesAutophagy, 2007
E. Corcelle   +8 more
semanticscholar   +1 more source

Gut microbial carcinogen metabolism: another avenue to cancer. [PDF]

open access: yesSignal Transduct Target Ther
Greten FR, Arkan MC.
europepmc   +1 more source

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