77 



Aliphatic Acids and Glycolipides 



Donald J. Hanahan and Michael E. Jayko, J. Am. Chem. 

 Soc. 74 5070 (1952). (Isolation) 



137 Corynine (Corynodic Acid), C.-2Hn,404, colorless crystals, m.p. 



70°. 



CHa— CH— (CHj);— CH— CH— CH— CH— CH— (CHaliT— CH— (CHJn— CHs 



OH CHs OH CH3 CH.3 COOH CH3 



Corynebacteriiim diphtheriae 



Obtained from the saponification of the phospholipide 

 fraction. 



Hideo Takahashi, J. Pharm. Soc. Japan 68 292 (1948). 



138 A Mycolic Acid, CS4H174O4 (^SCH^), colorless microcrystals, 



m.p. 56-58°, [all, +2° (c 2.446 in chloroform). 



OH OH 



CH3— (CH,)„— CH— CH— CH— CH— CH— COOH m + n ~ 28 

 (CHoJa R C24H49 R ■ ' C24H49 



CH3 



Mycobactermm tuberculosis human Canetti strain 

 This acid was isolated by chromatography from a sa- 

 ponification of the chloroform soluble wax. 



Jean Asselineau, Bull. soc. chim. France 135 (1960). 



139 Cord Factor, CisoHaoeOj^ ±10 CH2, nearly colorless wax, m.p. 



43-45°, [a],, +40 ±5° (c 1.37 in chloroform). 



OH 



CH2O— CO— CH— CH— C6oHi2o(OH) 

 C24H49 H OH 



H H 



CO— CH— CH— CeuHi-olOH) 



I 

 C24H49 



