Showing 4737–4752 of 5738 results


Ergosterol is a sterol and a biological precursor (a provitamin) to vitamin D2.


Enoxolone is a pentacyclic triterpenoid derivative of the beta-amyrin type obtained from the hydrolysis of glycyrrhizic acid, which was obtained from the herb liquorice.


Emodin is a purgative resin, 6-methyl-1,3,8-trihydroxyanthraquinone, from rhubarb, the buckthorn and Japanese Knotweed (Fallopia japonica).

DL-Carnitine HCl

DL-Carnitine HCl is a quaternary ammonium compound biosynthesized from the amino acids lysine and methionine.


Diosmin is a semisynthetic phlebotropic agent and a member of the flavonoid family.


Diosgenin is a steroid sapogenin and the precursor for the semisynthesis of progesterone which in turn was used in early combined oral contraceptive pills A weak PDE inhibitor.

Dihydroartemisinin (DHA)

Dihydroartemisinin (DHA) is a semi-synthetic derivative of artemisinin and isolated from the traditional Chinese herb Artemisia annua.


Daidzin, a natural organic compound in the class of phytochemicals known as isoflavones, is a potent and selective inhibitor of human mitochondrial aldehyde dehydrogenase and inhibits ALDH-I selectively (Ki=20 nM) at least 500 times less effective against ALDH-Ⅱ, the cytosolic isozyme (Ki=10 μM).


Cytisine is a nicotinic acetylcholine receptor agonist.

Cyclosporin A

Cyclosporin A is an immunosuppressive agent, binds to the cyclophilin and then inhibits calcineurin with IC50 of 7 nM in a cell-free assay, widely used in organ transplantation to prevent rejection.


Cryptotanshinone is a STAT3 inhibitor with IC50 of 4.6 μM in a cell-free assay, strongly inhibits phosphorylation of STAT3 Tyr705, with a small effect on STAT3 Ser727, but none against STAT1 nor STAT5.


Colchicine is a microtubule polymerization inhibitor with an IC50 of 3 nM.

Cinchonine (LA40221)

Cinchonine is an alkaloid and a stereoisomer and pseudo-enantiomer of cinchonidine.


Cinchonidine is an alkaloid used in asymmetric synthesis in organic chemistry.


Chrysin is a naturally occurring flavone chemically extracted from the blue passion flower (Passiflora caerulea).

Chlorogenic Acid

Chlorogenic acid is a hydroxycinnamic acid and a member of a family of naturally occurring organic compounds.