Hydrogen cyanide, a toxic chemical, may have helped spark the chemistry that led to life. When frozen, it forms crystals with ...

As US teachers discover more and more legacy chemicals in schools, funding for cleanup is hard to find. Educators, nonprofits ...

The Knoevenagel and Biginelli reactions are very important protocols for organic chemistry. The Knoevenagel condensation is a type of aldol reaction widely used in the construction of new C–C bonds.