This protocol describes the synthesis of 500–4,000 Da poly(propylene fumarate) (PPF) by a two-step reaction of diethyl fumarate and propylene glycol through a bis ...

For almost all of the listed carboxylic acid activation methods for the synthesis of lactones, the key intermediates were generated in advance before the cyclization steps. However, in our protocol, ...

11:12, Sun, Mar 3, 2024 Updated: 11:13, Sun, Mar 3, 2024 Chemicals in e-cigarettes enhance infection by coronavirus, say University of California scientists. Their findings, published in the American ...

Dapsone doses were administered one to two hours after the subjects' usual breakfast and were accompanied by 8 oz of water. Each subject received an initial 100-mg dose of a propylene glycol-based ...