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Home/Compounds/API/Esperamicin A1
C59H80N4O22S4
1325.5 g/mol
API

Esperamicin A1

CAS99674-26-7
Category
API
Compound Class
Natural Product
Primary Use
Pharmaceutical Raw Material

Esperamicin A1 is a chromoprotein enediyne antitumor antibiotic of bacterial origin. It is among the most potent antitumor agents known, widely studied for its unique mechanism of DNA cleavage.

Antitumor antibiotic active pharmaceutical ingredientPharmaceutical intermediate for anticancer research

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Identifiers
IUPAC Name

[(2S,3R,4S,6S)-3-hydroxy-6-[[(2S,5Z,9R,10S,13E)-9-hydroxy-2-[(2R,3R,4S,5S,6R)-4-hydroxy-5-[[(2S,4S,5S,6R)-4-hydroxy-6-methyl-5-methylsulfanyloxan-2-yl]oxyamino]-3-[(2S,4S,5S)-4-methoxy-5-(propan-2-ylamino)oxan-2-yl]oxy-6-methyloxan-2-yl]oxy-12-(methoxycarbonylamino)-13-[2-(methyltrisulfanyl)ethylidene]-11-oxo-10-bicyclo[7.3.1]trideca-1(12),5-dien-3,7-diynyl]oxy]-2-methyloxan-4-yl] 4,5-dimethoxy-2-(2-methoxyprop-2-enoylamino)benzoate

InChIKey

LJQQFQHBKUKHIS-IIZLOWFNSA-N

SMILES

C[C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O[C@H]2C#C/C=C\C#C[C@@]\3([C@@H](C(=O)C(=C2/C3=C\CSSSC)NC(=O)OC)O[C@H]4C[C@@H]([C@@H]([C@@H](O4)C)O)OC(=O)C5=CC(=C(C=C5NC(=O)C(=C)OC)OC)OC)O)O[C@H]6C[C@@H]([C@H](CO6)NC(C)C)OC)O)NO[C@H]7C[C@@H]([C@@H]([C@H](O7)C)SC)O

Synonyms (6)
  • BBM 1675A
  • Eesperamicin A1
  • Esperamicin A(sub 1)
  • Esperamicin A1