25 Alcohols, Glycols and Compounds Related to Sugars 



ported, especially z-erythritol (meso-erythritol). Colorless 

 prisms, m.p. 120° (121.5°) from: 



Roccella montagnei (yield 2% ) and other Roccella spe- 

 cies, Penicillium brevi-compactum, P. cyclopium, Asper- 

 gillus terreus, etc. 



Albert E. Oxford and Harold Raistrick, Biochem. }. 29 1599 

 (1935). 



Yosio Sakurai, /. Pharm. Soc. Japan 61 108 (1941). 



21 D-Lyxuronic Acid (isolated as the calcium salt) C-.HjOgCa/ 

 2-2HoO, [aW -23° 30 minutes -53° (in water). 



COOH 

 HOCH 

 HCOH 

 HCOH 

 CHO 



Acetobacter melanogenum 



Minoru Ameyama and Keiji Kondo, Bull. Agr. Chem. Soc. 

 (Japan) 22 271 (1958). 



22 d-Arabitol, C-HioOr,, colorless spheroid crystals, m.p. 103°, [ajn^" 

 +7.7° (c 9.26 in saturated borax solution). 



CH2— CH— CH— CH— CH2 



I I I I I 



OH OH OH OH OH 



Lobaria pulmonaria Hoffm., Ramalina geniculata Tayl., 

 R. sinensis, R. tayloriana, R. scopulorum (Retz. ) Nyl., 

 Cladonia impexa Harm., Fistulina hepatica, Lecanora 

 gangaleoides, Parmelia latissima Fee, Umbilicaria pustu- 

 lata 



Yasuhiko Asahina and Masaichi Yanaglta, Ber. 67B 799 

 (1934). 



T. W. Breaden, J. Keane and T. J. Nolan, Sci. Proc. Roy. 

 Dublin Soc. 23 6 (1942). 



Yngve Johannes Solberg, Acta Chem. Scand. 9 1234 (1955). 



