249 Naphthoquinones 



Gerd Bendz, Acta Chem. Scand. 2 192 (1948). 

 Idem., ibid. 5 489 (1951). 



518 Phthiocol, CiiHsOg, yellow prisms, m.p. 173-174°. 



? CHs 



11 OH 



Mycobacterium tuberculosis var. hominis, Corynebac- 

 terium diphtheriae 



R. J. Anderson and M. S. Newman, J. Biol. Chem. 103 197 

 (1933). 



Rudolph J. Anderson, R. L. Peck and M. M. Crelghton, ibid. 

 136 211 (1940). 



Michizo Asano and Hideo Takahashi, /. Pharm. Soc. Japan 

 65 17 (1945). 



M. Terni, Boll. soc. ital. biol. sper. 25 60 (1949). 



There is evidence that phthiocol is an artifact, and that 

 the precursor is a compound related to vitamin K,, but of 

 higher molecular v^^eight. 



J. Francis, J. Madinaveitia, H. M. Macturk and G. A. Snow, 

 Nature 163 365 (1949). 



519 Mollisin, C14H10O4CI2, orange-yellow needles, m.p. 202° (dec). 



HO O 



I II CI 



^"^ CH. & ^' 



I 



c=o 



CH3 



Mollisia caesia, Sacc. sensu Sydow, M. gallens Karst. 

 G. J. M. van der Kerk and J. C. Overum, Rec. trav. chim. 

 76 425 (1957). 



520 Javanicin, C15H14O6, red laths, m.p. 208°. 



OH O 

 CH3O I II CH2COCH3 



