Lewis Structure and Polarity of 1,2-Difluoroethylene (C2H2F2)
The Lewis structure of 1,2-difluoroethylene (C2H2F2) consists of two carbon atoms (C), two hydrogen atoms (H), and two fluorine atoms (F), with the carbon atoms serving as the central atoms.
Jul 20，2026 API
Can L-Theanine improve mental health? How does it work?
L-Theanine is an amino acid naturally occurring in tea leaves, it demonstrates unique advantages in improving sleep and daytime functioning.
Jul 20，2026 Amino Acids and Derivatives
Lewis structure of ethyl radical (C2H5)
The Lewis structure of the ethyl radical (C2H5) consists of a central carbon atom (C), five surrounding hydrogen atoms (H) and a positive charge (+1).
Jul 20，2026 API
Lewis Structure and Polarity of the Thiocyanate Ion (SCN?)
The thiocyanate ion (SCN?) is a polar species; its Lewis structure consists of a central carbon atom (C) bonded to a sulfur atom (S) and a nitrogen atom (N), with an overall negative charge of -1.
Jul 20，2026 Inorganic chemistry
Sitagliptin vs. Linagliptin
Sitagliptin (CAS 486460-32-6) and Linagliptin (CAS 668270-12-0) are both oral antidiabetic drugs belonging to the DPP-4 inhibitor class, used to treat type 2 diabetes mellitus (T2DM) in adults.
Jul 20，2026 Drugs
o-Cresol: Ortho-Substituted Phenolic Intermediate with Ultrasonic Cavitation
o-Cresol bears ortho-position methyl and hydroxyl groups, possessing typical phenolic reactivity and widely used to synthesize phenolic resins.
Jul 20，2026 Organic reagents
Sulfuryl Chloride: Highly Corrosive Chlorinating/Sulfonating Reagent
Sulfuryl chloride is a fuming, corrosive liquid violently hydrolyzed by water to generate sulfuric acid and hydrogen chloride, widely utilized as raw material.
Jul 19，2026 Chemical Materials
Application Research of Poly(ethylene glycol) dimethacrylate-Based Biomedical Materials
Poly(ethylene glycol) dimethacrylate offers high stability and moderate reactivity for bioprinting, scaffolds and drug delivery systems.
Jul 19，2026 Carboxylic acids and derivatives
Application research of diethylenetriaminepentaacetic acid
DTPA is a synthetic polyaminocarboxylic acid that has established itself as a cornerstone chelating agent across a spectrum of scientific disciplines.
Jul 19，2026 Amino Acids and Derivatives
Application research of Copper(II) chloride
Copper (II) chloride is a key reagent for organic synthesis, supramolecular assembly, electrochemical sensing and composite material research.
Jul 19，2026 Inorganic salts