6oi Unclassified Metabolites 



i239 PA-132, CicHissoOr,, free acid is a colorless amorphous powder, 

 [a].,-' —161° (c 1.0 in methanol). Handled as the ben- 

 zylamine salt: white crystals, m.p. 128-131°, [a]i)~^ —130° 

 (c 1.0 in methanol). 



A lactonic acid containing two C-methyl groups. De- 

 colorizes bromine or permanganate. Negative FeCla, 

 Fehhng, 2,4-DNPH, Tollens, AgNOg and NaOI. 



Streptomyces sp. 



B. Kenneth Koe, Ben A. Sobin and Walter D. Celmer, "Anti- 

 biotics Annual 1956-1957," Medical Encyclopedia, Inc., New 

 York, p. 672. 



1240 Phagolessin A 58, light yellow hygroscopic powder. 



Negative FeClg, biuret, Millon and ninhydrin test. 

 Streptomyces sp. 



Igor N. Asheshov, Freda Strelitz and Elizabeth A. Hall, Anti- 

 biotics and Chemotherapy 2 366 (1952). 



1241 Phalamycin, CaeH^iOi^N^S (proposed), colorless crystals, no 



sharp m.p. 



Positive FeClg, Bro absorption. Has primary or second- 

 ary alcohol groups. 



Streptomyces noursei variant 



Rachel Brown, N. Y. State Dept. Health, Ann. Kept. Div. 

 Labs and Research 18 (1956). (Chem. Abstr. 51 16672e) 



1242 Phalofacin gives positive FeCls but negative biuret, Millon, nin- 



hydrin, MoHsch, Tollens and Sakaguchi tests. 



Streptomyces sp. res. S. aureus 



Kenji Maeda, Yoshiro Okami, Osamu Taya and Hamao 

 Umezawa, /. Antibiotics (Japan) 5 465 (1952). 



1243 Phleomycin, C53H93O32N17, white to pale green amorphous pow- 



der, isolated as a blue monocopper complex. U.V. 244, 

 295-300 lUfi. 



Gives positive ninhydrin and diazo tests. Negative 

 Fehling, Tollens, Sakaguchi and Molisch. 



Streptomyces verticillis 



Tomohisa Takita, Kenji Maeda and Hamao Umezawa, J. 

 Antibiotics (Japan) 12A 111 (1959). 



Tomohisa Takita, ibid. 12 285 (1959). 



1244 Phytonivein, C29H46O2, colorless needles, m.p. 138°. 



Fusarium bulbigenum 

 The watermelon wilt toxin. 



