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In this practice problem, we examine a conceptual synthetic pathway to MDMA starting from phenol , to review key ideas in electrophilic aromatic substitution and other functional group transformations
As regulatory bodies begin to embrace AI-based quality systems, the technology is enabling manufacturers to produce high-quality, affordable injectables faster and at scale, ultimately expanding access to critical therapies worldwide
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One of the most consequential changes in 2026 is the loss of exclusivity for semaglutide, beginning in early 2026 across major markets including India, China, Brazil, Turkey and Canada, with semaglutide having lost exclusivity in India on 20th March 2026
The conjugated structure of the ferulic acid molecule can form a relatively stable phenoxy radical in ultraviolet light to terminate the free radical chain reaction (Lin et al., 2015)
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