MeSH Browser

MeSH Supplementary: levonorgestrel-4 beta,5 beta-epoxide
Unique ID: C029212
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/C029212
Entry Term(s): LN-4,5-oxide; levonorgestrel-4 beta,5 beta-epoxide, (4alpha,5alpha,17alpha)-(+-)-isomer; levonorgestrel-4 beta,5 beta-epoxide, (4alpha,5alpha,17alpha)-isomer; levonorgestrel-4 beta,5 beta-epoxide, (4beta,5beta,17alpha)-(+-)-isomer; levonorgestrel-4 beta,5-oxide
Registry Numbers: 51267-67-5; 51267-65-3; 51267-66-4; 51267-68-6
Related Numbers: 51267-65-3; 51267-66-4; 51267-68-6
CAS Type 1 Name: 18,19-dinorpregn-20-yn-3-one, 4,5-epoxy-13-ethyl-17-hydroxy-, (4 beta,5 beta,17 alpha)-
Previous Indexing: NORGESTREL/*analogs
Heading Mapped to: Levonorgestrel / analogs & derivatives
Frequency: 1
Note: RN given refers to (4 beta,5 beta,17 alpha)-isomer; norgestrel-4 beta,5 beta-epoxide refers to (4 beta,5 beta,17 alpha)-(+-)-isomer
Source: J Steroid Biochem 1981;14(1):83
Date of Entry: 1981/04/29
Revision Date: 2000/12/18

levonorgestrel-4 beta,5 beta-epoxide MeSH Supplementary Concept Data 2025