Pfizer Handbook of Microbial Metabolites 588 



S. Oya, Japanese Patent Application SHO 32-3997 (1957). 



1158 Fermicidin, C14H01O4N, colorless needles, m.p. 96°, [aW^ +52.3° 



±1.5° (c 0.65 in water). 



Streptomyces sp. similar to S. griseolus 



Seizi Igarasi and Shozo Wada, /. Antibiotics (Japan) 7B 



221 (1954). 



1159 Fermizin, C14H21O4N, needles, m.p. 96-98°. 



An antifungal agent. 



Streptomyces griseus 



About 10 g. were obtained from 100 1. of fermentation 

 broth. Apparently identical with fermicidin. 



Koichi Ogata, Masaji Igarashi and Shozo Wada, Japanese 

 Patent Application 6150 (1958). 



1160 Fervenulin, C7H7O2N5, yellow crystals, m.p. 178-179° (dec). 



Mol. Wt. 193. Acid-stable, base-labile. U.V. peaks at 

 275, 239 rrifi. 



Streptomyces fervens 



T. E. Eble, E. C. Olson, C. M. Large and J. W. Shell, 7th 

 Annual Symposium on Antibiotics, Washington, D. C, 1959. 



1161 Flavensomycin, pale yellow crystals, m.p. 152°. 



A water soluble compound containing nitrogen but not 

 sulfur or halogen. Some carbohydrates tests were posi- 

 tive. U.V. maximum at 251 m^u. 

 Streptomyces tanaschiensis type 

 R. Craveri and G. Giolitti, Nature 179 1307 (1957). 



1162 Flavucidin, C34H55NO9, colorless needles, m.p. 144-145°, [ixW° 



94°, U.V. 275 nifx. 



Positive Molisch. Negative ninhidrin. 



Streptomyces sp. No. 14420 



Motoo Shibata, Koichi Nakazawa, Akira Miyake, Michitaka 

 Inoue, Jiro Terumichi and Hiroshi Kawashima, Ann. Rept. 

 Takeda Research Lab. 17 16 (1958). 



1163 Folimycin, m.p. 163-164° (dec.) agricultural antifungal anti- 



biotic. 



Streptomyces nayagawaensis n. sp. 



Hiroichi Yamamoto, Koiti Nakazawa, Satoshi Horii and 

 Akira Miyake, J. Agr. Chem. Soc. Japan 34 268 (1960). 



1164 Fomecin A, CgHgOg, m.p.: dec. >160°. 



Weakly acidic, thermostable, alkali labile. 

 Fomes (Polyporus) juniperinus 



