4′‑Demethylepipodophyllotoxin

4′‑Demethylepipodophyllotoxin is a derivative of the epipodophyllotoxin family. It functions as a potent inhibitor of microtubule assembly, and is often encountered in biochemical research as an impurity or analog of podophyllotoxin derivatives. The directory classifies it as a under development API with a semi-synthetic source/manufacturing origin. Other names for this substance include 4′-DMEP, 4′-O-demethylepipodophyllotoxin and etoposide aglycone. It is also listed for alternate use as: API Intermediate. Its PubChem CID is 122797.

CAS No 6559‑91‑7
Molecular Formula C21H20O8
Molecular Weight 400.4 g/mol
Synonyms (5S,5aR,8aR,9R)‑5‑hydroxy‑9‑(4‑hydroxy‑3,5‑dimethoxyphenyl)‑5a,6,8a,9‑tetrahydro‑5H‑[2]benzofuro[5,6‑f][1,3]benzodioxol‑8‑one

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