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Substance Name: Megestrol [INN:BAN]
RN: 3562-63-8
UNII: EA6LD1M70M
InChIKey: VXIMPSPISRVBPZ-NWUMPJBXSA-N

Note

  • A progestational hormone used most commonly as the acetate ester. As the acetate, it is more potent than progesterone both as a progestagen and as an ovulation inhibitor. It has also been used in the palliative treatment of breast cancer.

Molecular Formulas

  • C22-H20-O3
  • C22-H30-O3

Molecular Weight

  • 342.476
 

Classification Codes

  • Antineoplastic Agents
  • Antineoplastic Agents, Hormonal
  • Contraceptive Agents
  • Contraceptive Agents, Female
  • Contraceptive Agents, Hormonal
  • Contraceptives, Oral
  • Contraceptives, Oral, Hormonal
  • Contraceptives, Oral, Synthetic
  • Hormone
  • Reproductive Control Agents
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Names and Synonyms

Name of Substance

  • Megestrol
  • Megestrol [INN:BAN]

MeSH Heading

  • Megestrol

Synonyms

  • 17-Hydroxy-6-methylpregna-4,6-diene-3,20-dione
  • EINECS 222-628-6
  • HSDB 3233
  • Megestrol
  • Megestrolo
  • Megestrolo [DCIT]
  • Megestrolum
  • Megestrolum [INN-Latin]
  • Pregna-4,6-diene-3,20-dione, 17-hydroxy-6-methyl-
  • UNII-EA6LD1M70M

Systematic Names

  • Megestrol
  • Pregna-4,6-diene-3,20-dione, 17-hydroxy-6-methyl-

Registry Numbers

CAS Registry Number

  • 3562-63-8

FDA UNII

  • EA6LD1M70M

System Generated Number

  • 0003562638

Structure Descriptors

InChI

InChI=1S/C22H30O3/c1-13-11-16-17(20(3)8-5-15(24)12-19(13)20)6-9-21(4)18(16)7-10-22(21,25)14(2)23/h11-12,16-18,25H,5-10H2,1-4H3/t16-,17+,18+,20-,21+,22+/m1/s1

InChIKey

VXIMPSPISRVBPZ-NWUMPJBXSA-N

Smiles

CC(=O)[C@@]1(O)CC[C@H]2[C@@H]3C=C(C)C4=CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C