4-(4-Bromo-3-(hydroxymethyl)phenoxy)benzonitrile is a key intermediate in the synthetic route to Crisaborole.

Alantolactone is a selective STAT3 inhibitor.

Crisaborole is a potent inhibitor of PDE4 and cytokine release, capable of inhibiting PDE4.

Lomifylline is a derivative of Xanthine (HY-W017389).

7-Methoxycoumarin, also known as Herniarin or 7-methoxy-2H-chromen-2-one (C10H8O3, MW 176.17), is a volatile aroma constituent and is widely used in organic synthesis and fluorescent probe research.

Etoposide EP Impurity O is a related impurity of etoposide formed during the hydrolysis ring-opening of the 4,6-O-ethylidene protecting group in the sugar ring or during chemical synthesis. It is one of the specified impurities for the quality control of etoposide drug substances and formulations as defined by the European Pharmacopoeia (EP).

7-Dehydrocholesterol is an important intermediate of vitamin D3.

Aloenin is a kind of natural product, has effective clearing and free radical activity, and has moderate inhibitory activity on β-secretion.

7-Dehydrocholesterol is an important intermediate of vitamin D3.

Aloin A is a natural anthraquinone glycoside with iron chelating activity.

Phenytoin is a potent Voltage-gated Na+ channels (VGSCs) blocker.

Amentoflavone is a potent active GABA(A) negative modulator.

Dibenzyl phosphate, formula (BnO)₂P(O)OH, is a commonly used phosphorylation reagent and protected phosphate source; the benzyl groups can be readily removed by catalytic hydrogenolysis and it is widely employed in the synthesis of nucleotides and phosphate esters, is one of the intermediates of Fosaprepitant dimeglumine.

4,6-O-(1R)-Ethylidene-β-D-glucopyranose(Ethylidene glucose), a glucose derivative, is a competitive exofacial binding-site inhibitor on glucose transporter 1 (GLUT1).

7-Dehydrocholesterol acetate is the acetate ester of 7-dehydrocholesterol and serves as an important intermediate in the chemical synthesis of vitamin D3.

β-D-Glucopyranose, 4,6-O-(1R)-ethylidene-, 2,3-bis(2,2-dichloroacetate) is a derivative formed by esterification of the 2,3-hydroxyl groups of 4,6-O-ethylidene-α-D-glucose with dichloroacetic acid. It is a key intermediate for glycosyl donor activation in etoposide synthesis and serves as a precursor to etoposide EP Impurity O.