Direct Construction of Methylsulfonyl-Containing Heterocycles: Synthesis and Applications of Prefunctionalized Three-Carbon Vinamidinium Salts
The methylsulfonyl group (–SO₂CH₃, commonly abbreviated as –SO₂Me) is a common polar substituent with important applications in medicinal chemistry, agrochemistry, and organic synthesis. Compared with conventional aryl and aliphatic methyl sulfones, heteroaryl methyl sulfones have been explored ...
危险品化学品经营许可证（带存储）