Pfizer Handbook of Microbial Metabolites 



520 



1014 Orotidine (Orotic Acid Riboside), CioHioOgNg, cyclohexylamine 

 salt, m.p. 183°. 



O 

 HOCH2 ^o 



COOH 



OH OH 



Neurospora crassa mutant 



A. Michael Michelson, William Drell and Herschel K. Mitch- 

 eU, Proc. Nat. Acad. Sci. U. S. 37 396 (1951). 



1015 Cytidine Diphosphate Glycerol, C12H21O12N3P2. 



NH2 



CH2— CH— CHo 



I 1 



OH OH 



OH OH 



Lactobacillus arabinosus 



J. Baddiley and R. P. Mathias, /. Chem. Soc, 2723 (1954). 

 J. Baddiley, J. G. Buchanan, B. Cares, A. P. Mathias and 

 A. R. Sanderson, Biochem. J. 64 599 (1956). 



1016 Cytidine-5'-diphosphatecholine ( CDP-Choline ) , C13H04O11N4P2, 

 amorphous white, hygroscopic powder. 



CH3 CH3 



O O ^^ 



\l II II An 



N— CH2— CH2— O— P— O— P— O— CH2 O 



/e II 



CH3 O® OH 



OH OH 



