Esperamicin A1 is a potent antitumor antibiotic that belongs to the class of enediyne compounds, which are known for their unique mechanism of action involving DNA cleavage. It is produced by the bacterium Micromonospora echinospora and exhibits a complex structure characterized by a bicyclic core that includes a highly reactive enediyne moiety. This compound is particularly notable for its ability to induce double-strand breaks in DNA, leading to apoptosis in cancer cells. Esperamicin A1 is typically found as a pale yellow to brown solid and is soluble in organic solvents. Its biological activity is attributed to its ability to generate free radicals upon activation, which then interact with cellular components. Due to its potent cytotoxic effects, Esperamicin A1 has been studied for potential therapeutic applications in oncology, although its clinical use is limited by factors such as toxicity and stability. Overall, Esperamicin A1 represents a significant area of research in the development of novel anticancer agents.

Esperamicin A1

99674-26-7: Benzoic acid, 4,5-dimethoxy-2-[(2-methoxy-1-oxo-2-propenyl)amino]-, 3′(12)-ester with methyl [8-[[4,6-dideoxy-2-O-[2,4-dideoxy-3-O-methyl-4-[(1-methylethyl)amino]-α-L-threo-pentopyranosyl]-4-[[(2,6-dideoxy-4-S-methyl-4-thio-β-D-ribo-hexopyranosyl)oxy]amino]-β-D-glucopyranosyl]oxy]-12-[(2,6-dideoxy-α-L-lyxo-hexopyranosyl)oxy]-1-hydroxy-13-[2-(methyltrithio)ethylidene]-11-oxobicyclo[7.3.1]trideca-4,9-diene-2,6-diyn-10-yl]carbamate, [1R-(1R*,4Z,8S*,12S*,13E)]-, BMY 28175, Carbamic acid, N-[(1R,4Z,8S,12S,13E)-8-[[4,6-dideoxy-2-O-[2,4-dideoxy-3-O-methyl-4-[(1-methylethyl)amino]-α-L-threo-pentopyranosyl]-4-[[(2,6-dideoxy-4-S-methyl-4-thio-β-D-ribo-hexopyranosyl)oxy]amino]-β-D-glucopyranosyl]oxy]-12-[[2,6-dideoxy-3-O-[4,5-dimethoxy-2-[(2-methoxy-1-oxo-2-propen-1-yl)amino]benzoyl]-α-L-lyxo-hexopyranosyl]oxy]-1-hydroxy-13-[2-(methyltrithio)ethylidene]-11-oxobicyclo[7.3.1]trideca-4,9-diene-2,6-diyn-10-yl]-, methyl ester, Carbamic acid, [8-[[4,6-dideoxy-2-O-[2,4-dideoxy-3-O-methyl-4-[(1-methylethyl)amino]-α-L-threo-pentopyranosyl]-4-[[(2,6-dideoxy-4-S-methyl-4-thio-β-D-ribo-hexopyranosyl)oxy]amino]-β-D-glucopyranosyl]oxy]-12-[[2,6-dideoxy-3-O-[4,5-dimethoxy-2-[(2-methoxy-1-oxo-2-propenyl)amino]benzoyl]-α-L-lyxo-hexopyranosyl]oxy]-1-hydroxy-13-[2-(methyltrithio)ethylidene]-11-oxobicyclo[7.3.1]trideca-4,9-diene-2,6-diyn-10-yl]-, methyl ester, (1R,4Z,8S,12S,13E)-, Esperamicin A1

Esperamicin A1, a powerful antitumor drug, comes from Actinomadura verrucosospora.

CAS 99674-26-7: Esperamicin A1

Eesperamicin A1

Ref: TM-T41140