Pfizer Handbook of Microbial Metabolites 



542 



1035 Inosine-5'-phosphate (Inosinic Acid), C10H13O8N4P, a syrup. 



OH 



O 



II 

 (OHliP— OCH2 



OH OH 



Yeast, Penicillium chrysogenum 



The 5'-diphosphate also has been isolated. 



E. Cabib, Luis F. Leloir and C. E. Cardini, /. Biol. Chem. 

 203 1055 (1953). 



A. Ballio, C. Casinovi and G. Serlupi-Crescenzi, Biochim. et 

 Biophijs. Acta 20 414 (1956). 



1036 Adenosine-2'-phosphate (Adenylic Acid a), C10H14O7N5P, color- 

 less crystals, m.p. 187° (dec). 



NH" 





HOCH2 



^i 



HO 



O— P(OH)2 



II 



o 



Yeast 



D. M. Brown, G. D. Fasman, D. I. Magrath, A. R. Todd, 

 W. Cochran and M. M. Woolfson, Nature 172 1184 (1953). 



C. E. Carter, J. Am. Chem. Soc. 72 1466 (1950). 



Joseph X. Khym, David G. Doherty, Elliot Volkin and 

 Waldo E. Cohn, ibid. 75 1262 (1953). 



D. M. Brown and A. R. Todd, /. Chem. Soc, 44 (1952). 



