Nalmefene Impurity 20

• Molecular Formula:

  C22H25NO4

• Molecular Weight:

  367.45

• Product Name Synonym:

  (7aR,7bS,7b1S,10aS) -7- (cyclopropylmethyl) -2,7b-dihydroxy-10-methylene-6,7,7a,7b,8,9,10,10a-octahydro-5H-1-oxa-7-aza-5a,7b1-methanocyclobuta[5,6]cyclohepta[1,2,3,4-def]fluorene 7-oxide