(-)-Holostyligone is a natural product.

MQAE, a fluorescent chloride ion indicator, is more sensitive and selective than 36Cl and microelectrode-based methods for chloride measurement in cells.

SXC 2023 ((S)-2-acetamido-3-(4-methylbenzoylthio)propanoic acid) is a therapeutic prodrug of N-acetyl-L-cysteine for the treatment of CNS disorders and neurocognitive disorders, and can be used to treat glutamatergic dysfunction and psychiatric disorders in which oxidative stress plays a key role.