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Substance Name: 20-Hydroxyecdysone
RN: 5289-74-7
UNII: 779A7KPL0Y
InChIKey: NKDFYOWSKOHCCO-QWDOVMKRSA-N

Note

  • A steroid hormone that regulates the processes of MOLTING or ecdysis in insects. Ecdysterone is the 20-hydroxylated ECDYSONE.

Molecular Formula

  • C27-H44-O7

Molecular Weight

  • 480.6376
 

Classification Codes

  • Mutation Data
  • Reproductive Effect
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Names and Synonyms

Name of Substance

  • 20-Hydroxyecdysone
  • Ecdysterone

MeSH Heading

  • Ecdysterone

Synonyms

  • (+)-Ecdysterone
  • 2-beta,3-beta,14,20,22,25-Hexahydroxy-5-beta-cholet-7-en-6-one
  • 20-Hydroxyecdysone
  • AI3-44727
  • beta-Ecdisone
  • beta-Ecdysone
  • beta-Ecdysterone
  • BRN 1917578
  • Commisterone
  • Crustecdyson
  • Crustecdysone
  • Ecdysteron
  • Ecdysterone
  • Ekdisten
  • Isoinokosterone
  • NSC 629484
  • Polypodine A
  • Polypodine C
  • THE-7
  • UNII-779A7KPL0Y
  • Viticosterone

Systematic Names

  • 5-beta-Cholest-7-en-6-one, 2-beta,3-beta,14,20,22,25-hexahydroxy-, (22R)-
  • Cholest-7-en-6-one, 2,3,14,20,22,25-hexahydroxy-, (2-beta,3-beta,5-beta,22R)- (9CI)

Registry Numbers

CAS Registry Number

  • 5289-74-7

FDA UNII

  • 779A7KPL0Y

System Generated Number

  • 0005289747

Structure Descriptors

InChI

1S/C27H44O7/c1-23(2,32)9-8-22(31)26(5,33)21-7-11-27(34)16-12-18(28)17-13-19(29)20(30)14-24(17,3)15(16)6-10-25(21,27)4/h12,15,17,19-22,29-34H,6-11,13-14H2,1-5H3/t15-,17-,19+,20-,21?,22+,24+,25+,26+,27+/m0/s1

InChIKey

NKDFYOWSKOHCCO-QWDOVMKRSA-N

Smiles

CC(C)(O)CC[C@@H](O)[C@](C)(O)C1CC[C@@]2(O)C3=CC(=O)[C@@H]4C[C@@H](O)[C@@H](O)C[C@]4(C)[C@H]3CC[C@]12C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 6400mg/kg (6400mg/kg)   Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 66, Pg. 551, 1970.
mouse LD50 oral > 9gm/kg (9000mg/kg)   Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 66, Pg. 551, 1970.