Pregn-4-ene-21-carboxylic acid,9,11-epoxy-17-hydroxy-3-oxo-,ç- lactone,(11R,17R)- is a chemical compound registered under CAS number 50394-27-9. KingChemi supplies Pregn-4-ene-21-carboxylic acid,9,11-epoxy-17-hydroxy-3-oxo-,ç- lactone,(11R,17R)- for laboratory research and bulk production; product code 387751. Send an inquiry for purity, packaging, price and lead time.