Alzheimer's drug lecanemab hailed as momentous breakthrough


According to the BBC report on November 30, the treatment of Alzheimer's disease (commonly known as "Alzheimer's disease") ushers in a new dawn. According to the latest research results of the clinical trial of anti Alzheimer's disease antibody therapy lecanemab published by Eisai and Biogen, well-known multinational pharmaceutical enterprises, lecanemab is considered to be the first drug to slow down the damage of Alzheimer's disease to the brain, with great historical significance.


The first domestic COVID-19 oral drug in Japan was launched


On the 22nd, the Ministry of Health, Labor and Welfare urgently approved the novel coronavirus treatment drug Xocova produced by Shiongi Pharmaceutical. Its effective ingredient is nseltavir fumarate, which is the first drug approved after Japan established the relevant emergency approval system in May this year.


Nobel prize rewards click chemistry and bioorthogonal reactions


In 2022, this year’s chemistry Nobel prize is shared equally between the click chemistry pioneers Barry Sharpless and Morten Meldal, and Carolyn Bertozzi, who shaped the field of bioorthogonal chemistry. For Sharpless, this is his second chemistry Nobel prize – he’s only the second person after Frederick Sanger to receive two chemistry prizes.


Efficient Carbon Dioxide Reduction under Visible Light with a Novel, Inexpensive Catalyst


A novel coordination polymer-based photocatalyst for CO2 reduction exhibits unprecedented performance, giving scientists at Tokyo Tech hope in the fight against global warming.


Electron in a cube: Synthesis and characterization of perfluorocubane as an electron acceptor


Researchers in Japan have made perfluorocubane for the first time. When reduced, the molecule can hold a single electron inside its box-like structure – an unusual, real-life example of the quantum mechanical ‘particle in a box’ principle.


Building Molecular Bridges: New Crystal Engineering Strategy to Design Ultrabright Fluorescent Solid Dyes


In the study, a research team from Tokyo Institute of Technology prepared ultrabright fluorescent dyes using di-bridged distyrylbenzenes (DSBs) with flexible alkylene bridges, using a novel crystal engineering study. The findings are sure to have important implications for the field of photofunctional materials.


Adamant Namiki and Shiga University in Mass Production Technology for Ultra-High-Purity 2-Inch Diamond Wafercomputing.


Success in mass production technology for ultra-high-purity 2-inch diamond wafer; expected to spur realization of quantum computing


Coronavirus (COVID-19) Update: FDA Authorizes First COVID-19 Diagnostic Test Using Breath Samples


SILVER SPRING, Md., April 14, 2022 /PRNewswire/ -- Today, the U.S. Food and Drug Administration issued an emergency use authorization (EUA) for the first COVID-19 diagnostic test that detects chemical compounds in breath samples associated with a SARS-CoV-2 infection. 


Shionogi to not recommend use of oral COVID drug for pregnant women


TOKYO--Japanese pharmaceutical firm Shionogi & Co. is considering not recommending the use of its oral COVID-19 drug for pregnant women due to animal testing finding fetal abnormalities after it was administered, a source familiar with the matter told Kyodo News on Tuesday.


Including 5 Chinese companies,35 pharmaceutical enterprises were allowed to produce Nirmatrelvir, one of the ingredients of Pfizer COVID-19 oral medicine, for free.


Including 5 Chinese companies35 pharmaceutical enterprises were allowed to produce Nirmatrelvir, one of the ingredients of Pfizer COVID-19 oral medicine, for free.


Top 10 Most Expensive Drugs on the Market


Here are the most expensive drugs available in the market 

The list prices of some prescription drugs seem almost unattainable, with the cost of some medications surpassing the $1 million mark. Costs of prescriptions in the U.S., including those filled at a pharmacy, as well as hospital-administered drugs, have been a political football.


Quantitative Method of Fluorine-NMR


We are familiar with the quantitative H-NMR in the synthesis work, and it is widely used. However, as a quantitative method, H-NMR has many disadvantages: 1) the chemical shift bandwidth of H-NMR is very narrow, most of which are concentrated in the range of 0-10 ppm or 0-12 ppm

Welcome to inquire about thousands of fluorine compounds of ChemFish!


GC-MS analysis of ancient glue and filler from Terracotta Army


Using GC-MS with X-ray fluorescence spectrometry, X-ray diffraction spectrometry and polarising microscopy, scientists from the School of Cultural Heritage (Northwest University, Xi'an, China) and Emperor Qin Shihuang’s Mausoleum Site Museum (Xi’an, China) determined the composition of a multifunctional material used as a kind of glue and filler in the construction of the Terracotta Army.

CHEMFISH has many kinds of this kind of organic binders.such as CAS:119313-12-1  CAS:474510-57-1  CAS:947-19-3  CAS:474510-57-1 CAS:82799-44-8 ect.


The earliest lacquerwares of China were discovered at Jingtoushan site in the Yangtze River Delta


In the Yangtze River Delta, natural lacquer has been used as coating and adhesive since the Neolithic. At Jingtoushan Neolithic site, the earliest, deepest-buried prehistoric shell mound site discovered in China’s coastal areas.

CHEMFISH has many coatings and paint materials.Used for industrial and ancient building protection and so on.


During “The 14th Five-Year Plan”, China's chemical industry urgently needs transformation and upgrading to realize "butterfly change"


Under the new development stage and the goal of "Carbon Peaking and Carbon Neutrality", As a traditional industry, how should the chemical industry proceed in the future. At the seminar on "Coordinated Development of the Yangtze River Economic Belt and Transformation and Upgrading of Jiangsu Chemical Industry" held in Nanjing on the 8th  this month, the experts attending the seminar believed that during “the 14th Five-Year Plan” period