508-96-3

 11β,17,21-trihydroxypregn-4-ène-3,20-dione 21-(3,3-diméthylbutyrate) 

C₂₇H₄₀O₆

508-99-6

 11β,17,21-trihydroxypregn-4-ene-3,20-dione 21-cyclopentanepropionate

C₂₉H₄₂O₆

509-00-2

 17,20-dihydroxypregn-4-ène-3,11,20-trione 20-(3-cyclopentylpropionate) 

C₂₉H₄₂O₆

509-05-7

 Butanoic acid, 2-bromo-3-methyl-,(1R,2S,4R)-1,7,7-trimethylbicyclo[2.2.1]hept-2-yl ester, rel-

C₁₅H₂₅BrO₂

509-08-0

 3-méthyl-,2-oxo-2-[[(1R,2S,4R)-1,7,7-triméthylbicyclo[2.2.1]hept-2-yl]oxy]éthylester, rel- 

C₁₇H₂₈O₄

509-09-1

 Silver pentafluoropropionate

C₃AgF₅O₂

509-14-8

 tetranitromethane

CN₄O₈

509-15-9

 gelsemine free base

C₂₀H₂₂N₂O₂

509-16-0

 [(6alpha,14alpha,16beta,17xi)-20-éthyl-7,8-dihydroxy-1,6,14,16-tétraméthoxyaconitan-4-yl]méthyl 2-[(4-amino-4-oxobutanoyl)amino]benzoate 

C₃₆H₅₁N₃O₁₀

509-18-2

 (6beta,14alpha,16beta,17xi)-20-ethyl-6,14,16-trimethoxy-4-(methoxymethyl)aconitane-1,7,8-triol

C₂₅H₄₁NO₇

509-20-6

 20-ethyl-1,6,16-trimethoxy-4-(methoxymethyl)aconitane-3,8,13,14,15-pentol

C₂₅H₄₁NO₉

509-22-8

 Phosphonium, (2,5-dihydroxyphenyl)triphenyl-, hydroxide

C₂₄H₂₀O₂P·HO

509-24-0

 Songorine

C₂₂H₃₁NO₃

509-30-8

 (6S,9S,13cS)-6-methyl-10-methylidenedodecahydro-5H-8a,11-methano-6,13b-propanocyclohepta[h][1,3]oxazolo[2,3-a]isoquinolin-9(13cH)-ol

C₂₂H₃₃NO₂