We report a metal-mediated sequential addition synthetic route for copolymerization of lactide (or ε-caprolactone) and methyl methacrylate. We synthesized a series of neutral and cationic indium ...

Optimization of the route to the sap-feeding insecticidal candidate tyclopyrazoflor featuring [3 + 2] cyclization of 3-hydrazinopyridine·2HCl and methyl acrylate is described. The key impurities in ...

A “significant release” of mercaptan occurred on San Antonio’s south side on Wednesday morning, prompting several 911 calls from people believing it was a gas leak.

San Antonio's south side experiences mercaptan odor. SAFD assures it's safe and expects the smell to dissipate soon.

Mercaptan is a chemical used to give natural gas its distinctive color. While it does smell like gas, the fire department says it is not harmful on its own and poses no danger to residents.

LPG or cooking gas is odorless in its original state and is mixed with an odourant, mostly the chemical ethyl mercaptan, to give it the foul smell akin to rotten eggs to make it easily detectable ...