Pfizer Handbook of Microbial Metabolites 



566 



1052 V-Compound (8-Ribityl-6-methyl-7-oxylumazme, Compound A), 

 Ct.Hi607N4, colorless crystals, m.p. 263° (dec), [ocW 

 +4.5° (c 3.3 in water) +11.45° (in 0.1 N sodium hy- 

 droxide solution). 



II M 



XH3 



OH 



.CH3 



CH2 



I 

 (CHOH)3 



1 

 CH2OH 



T J I 



I ^ 



CHo 



I 

 (CHOH)3 



I 

 CH2OH 



Eremotheciuvt ashbyii 



Toru Masuda, Toyokazu Kishi and Mitsuko Asai, Chem. and 

 Pharm. Bull (Japan) 6 291 (1958). (Structure) 



Toru Masuda, Toyokazu Kishi, Mitsuko Asai and Satoru 

 Kuwada, ibid. 7 361, 366 (1959). (Synthesis) 



Waher S. McNutt, /. Am. Chem. Soc. 82 217 (1960). 



1053 G-Compound (8-Ribityl-6,7-dimethyllumazine), C13H18O6N4, 

 light yellow needles, m.p. 273° (dec), [ocW -164°. 



HN I 



XH3 



CH3 



CH2 



I 

 (CHOH)3 



I 

 CH2OH 



Eremothecium ashbyii 



1054 Z-3-Oxykynurenine, CHJH10O4N2 



O 



C— CHo— CH— COOH 



NH2 



O" NH, 



