Pfizer Handbook of Microbial Metabolites 592 



B. Elazari-Volcani, Arch. Mikrobiol. 10 343 (1939). 



D. A. Kuhn and M. P. Starr, Bacteriol. Proc. 58 (1956). 



Mortimer P. Starr, Arch. Mikrobiol. 30 325 (1958). 



1180 Isorhodomycin A,* CooHogOgN or CsiHgiOgN, hydrochloride: deep 



red prisms, m.p. 220°, [aleoeo-Teoo'" +268° ±30° (c 1 in 

 methanol). 



Occurs wdth rhodomycin A. 



Either compound on mild hydrolysis yields a water- 

 soluble, N-containing moiety and a water-insoluble chro- 

 mophore. 



Streptomyces purpurascens 



Hans Brockmann and Peter Patt, Chem. Ber. 88 1455 

 (1955). 



1181 Itaconitin, yellow needles, m.p. 169°. 



Negative Beilstein, fuchsin, xanthogen. Legal, Ehrlich, 

 Liebermann, FeClg tests. Decolorized bromine and 

 KMn04. Formed an acetate, semicarbazone and 2,4- 

 DNPH. Hydrogenated to hexahydroitaconitin. 



Aspergillus itaconicus 



Kono Kinoshita and Shoichi Nakajima, Hoshi Yakka 

 Daigaku Kiyo 7 17 (1958). 



1 1 82 Laterosporin 



Appeared to be a peptide. Isolated as a hydrochloride. 

 Soluble in water. Tendency to precipitate out of solution 

 in NaCl solution or in 0.2 m phosphate buffer. 



Bacillus laterosporus 



Ella M. Barnes, "Antibiotics," Vol. II Antibiotics from 

 bacteria in the genus bacillus, Oxford University Press, Lon- 

 don, 1949, Chap. 10 appendix, pp. 1540-1541. 



1183 Latumcidin (Sulfate), C11H13O2N -112804, white needles, m.p. 



140°, [ocId"' +148.9° (c 0.1 in 0.1 N sodium hydroxide). 



A basic, unstable, antifungal agent. Positive diazo, 

 Baeyer, bromine. Negative FeCl^, Fehling, Tollens, Ehr- 

 lich, Sakaguchi, ninhydrin, biuret, Molisch. 



Somewhat resembles eulicin, and abikoviromycin. 



Streptomyces reticuli var. latumcidus 



Yoshio Sakagami, Ichiro Yamaguchi, Hiroshi Yonehara, 

 Zoichiro Okimoto, Sadazi Yamanouchi, Kazuo Takiguchi and 

 Heiichi Sakai, /. Antibiotics (Japan) llA 6 (1958). 

 * Identical with entry 597. 



