Pfizer Handbook of Microbial Metabolites 



454 



Streptoviyces celestis n. sp., resembling S. glaucus 



C. DeBoer, A. Dietz, J. R. Wilkins, C. N. Lewis and G. M. 

 Savage, "Antibiotics Annual 1954-1955," Medical Encyclope- 

 dia, Inc., New York, p. 831. 



Herman Hoeksema, Glen F. Crum and William H. DeVries, 

 ibid. p. 837. 



Clarence DeBoer, Alma Dietz and Herman Hoeksema, U. S. 

 Patent 2,928,844 (1960). (Structure) 



924 Prodigiosin-Iike Pigment, C^.-.Ha-.ON.j, orange crystals, partial 



melting 147-149°, resolidification, melting 203°. 



Streptomycete related to S. ruber (Krainsky, Waksman 

 and Henrici) and S. roseodiastaticus, Waksman and 

 Lechevalier 



F. Arcamone, A. DiMarco, M. Ghione and T. Scotti, Giorn. 

 microbiol. 4 77 (1957). 



925 Hematin, C34H3oO4N4Fe®OH0. 



CH=CH 



CH=CH2 



HOOC— CH2— CH 



CH2— CH2— COOH 



Saccharomyces anamensis 



H. Fischer and F. Schwerdtel, Z. physiol. Chem. 175 248 

 (1928). 



926 Protoporphyrin, C34H34O4N4, deep red crystals, m.p. >300°. 



CH^CH, CH3 



CH=^CH2 



HOOC— CH2— CH2 



CHo— CH2— COOH 



